Index Nominum Algarum Image Index

2131 CARD IMAGES
beginning with COSMARIUM Corda ex Ralfs

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1. COSMARIUM Corda ex Ralfs
2. COSMARIUM {continued}
3. COSMARIUM Naegeli {Subgenus of Euastrum}
4. COSMARIUM De Bary {Subsection of Cosmarium}
5. COSMARIUM (Corda) Reinsch {Subgenus of Didymidium}
6. COSMARIUM (Corda) Gay {section of Euastrum}
7. Cosmarium sp. nov. P.F. Reinsch {INFO}
8. COSMARIUM {sections}
9. COSMARIUM {subgenera CYCLIDIUM W. B. Turner etc.}
10. COSMARIUM {sections}
11. COSMARIUM {subgenera DYSPHINCTIUM (Naegeli) Hirano, etc.}
12. COSMARIUM {sect. (Cedergren) Hirano, etc.}
13. COSMARIUM {sect. PLEUROTAENIOPSIS Lundell, Desmid. Suec.}
14. COSMARIUM {sect. EUASTRUM Meneghini, 14: 219, 1840}
15. COSMARIUM {sect. Cedergren}
16. COSMARIUM {sect. EUCOSMARIUM De Bary}
17. COSMARIUM {Sections}
18. Cosmarium abbreviatum Raciborski
19. Cosmarium abbreviatum f. depressum Kosinskaja
20. Cosmarium abbreviatum var. dorsipunctatum (Taylor) Krieger & Gerloff
21. Cosmarium abbreviatum f. germanicum ('germanica') Raciborski
22. Cosmarium abbreviatum var. germanicum (Raciborski) Krieger & Gerloff
23. Cosmarium abbreviatum var. latereprotractum ('latereprotactum') (Playfair) Krieger & Gerloff
24. Cosmarium abbreviatum var. minus (W. West & G. S. West) Krieger & Gerloff
25. Cosmarium abbreviatum f. minus ('minor') West & West
26. Cosmarium abbreviatum var. planctonicum W. West & G. S. West
27. Cosmarium abbreviatum f. punctatum Prescott
28. Cosmarium abbreviatum f. pygmaeum ('pygmaea') Messikommer
29. Cosmarium abnorme var. triquetrum Nordstedt
30. Cosmarium abruptum Lundell
31. Cosmarium abruptum var. gostyniense Raciborski
32. Cosmarium abruptum f. attenuatum ('attenuata') Petkoff
33. Cosmarium abruptum var. granulatum West & West
34. Cosmarium abruptum var. simplex Insam & Krieger
35. Cosmarium abruptum f. simplex J. Schaarschmidt
36. Cosmarium abruptum var. suecicum [Raciborski]
37. Cosmarium abruptum var. supergranulatum Schmidle
38. Cosmarium abscissum Grönblad
39. Cosmarium abscissum var. subetchachanense Grönblad
40. Cosmarium abscissum f. minus Kaiser
41. Cosmarium achondroides G.S. West
42. Cosmarium actinophorum Brühl & Biswas
43. Cosmarium aculeatum (Ehrenberg) Corda
44. Cosmarium aculeatum (Brebisson) Brebisson
45. Cosmarium aculeatum Wolle
46. Cosmarium aculeatum Förster & Eckert
47. Cosmarium aculeatum var. africanum Couté & Rousselin
48. Cosmarium aculeatum var. spinotruncatum Couté & Tell
49. Cosmarium acutangulum Insam & Krieger
50. Cosmarium adelochondrum (Elfving) Lütkemüller
51. Cosmarium adelochondrum var. kriegeri Messikommer
52. Cosmarium adelochondrum var. minus Krieger & Gerloff
53. Cosmarium adoxum West & West
54. Cosmarium adoxum var. denticulatum G.S. West
55. Cosmarium adoxum f. minus ('minor') Huber-Pestalozzi
56. Cosmarium adpressum Noda & Skvortzov
57. Cosmarium advolatum Noda & Skvortzov
58. Cosmarium advolatum var. concavum Noda & Skvortzov
59. Cosmarium advolatum var. hinganicum Noda & Skvortzov
60. Cosmarium aequale W.B. Turner
61. Cosmarium aequale var. granulatum Bernard
62. Cosmarium aequatum West & West
63. Cosmarium aequinoctiale W. West & G.S. West
64. Cosmarium aethiopicum W. West & G.S. West
65. Cosmarium affine Raciborski
66. Cosmarium affine ('affinis') Noda & Skvortzov
67. Cosmarium affine var. africanum W. West & G. S. West
68. Cosmarium affine var. excavatum G.S. West
69. Cosmarium affine var. maius (Schmidle) Krieger & Gerloff
70. Cosmarium africanum W. & G.S. West
71. Cosmarium aitchisonii J. Schaarschmidt
72. Cosmarium aitchisonii var. punctatum W.B. Turner
73. Cosmarium alaskanum Croasdale
74. Cosmarium alatum Corda
75. Cosmarium alatum Kirchner
76. Cosmarium alatum var. aequatoriense Nordstedt
77. Cosmarium alatum var. gostyniense Raciborski
78. Cosmarium alatum var. indicum W.B. Turner
79. Cosmarium alatum var. silesiacum Raciborski
80. Cosmarium alatum var. suboblongum W. & G.S. West
81. Cosmarium alexenkovii ('alexenkovi') Reinhard
82. Cosmarium allum Noda & Skvortzov
83. Cosmarium alpestre Roy & Bisset
84. Cosmarium alpestre f. depressum ('depressa') V. Allorge & P. Allorge
85. Cosmarium alpestre var. depressum (V. Allorge & P. Allorge) Krieger & Gerloff
86. Cosmarium alpestre var. ellipticum (Delponte) Ducellier
87. Cosmarium alpestre var. minus ('minor') Ducellier
88. Cosmarium alpestre var. minus ('minor') Irenee-Marie
89. Cosmarium alpicola ('alpicolum') Messikommer
90. Cosmarium alpigenum Messikommer
91. Cosmarium alpinum Raciborski
92. Cosmarium alpinum var. garrolense (Roy & Bisset) Schmidle
93. Cosmarium alpinum var. helveticum Schmidle
94. Cosmarium alpinum var. quadrinodosum 'Borge'
95. Cosmarium ambadiense Grönblad & Scott
96. Cosmarium americanum Lagerheim
97. Cosmarium amesii Cushman
98. Cosmarium amoenum Brebisson ex Ralfs
99. Cosmarium amoenum var. alternans Hirano
100. Cosmarium amoenum var. annulatum Eichler & Gutwinski
101. Cosmarium amoenum var. compactum West & West
102. Cosmarium amoenum var. constrictum Scott & Grönblad
103. Cosmarium amoenum f. crassius ('crassior') [Nordstedt]
104. Cosmarium amoenum var. intumescens Nordstedt
105. Cosmarium amoenum var. intumescens Nordstedt
106. Cosmarium amoenum var. lundellii Roy
107. Cosmarium amoenum f. majus ('major') [Arnoldi & Aleksenko]
108. Cosmarium amoenum var. maius Kamat
109. Cosmarium amoenum var. mediolaeve Nordstedt
110. Cosmarium amoenum var. mediolaeve Nordstedt
111. Cosmarium amoenum var. subintegrum Beck-Mannagetta
112. Cosmarium amoenum var. tumidum Wolle
113. Cosmarium amoenum var. willei (W.B. Turner) Jao
114. Cosmarium amoeviforme Hirano
115. Cosmarium amoeviforme var. angustatum Hirano
116. Cosmarium amphichondrum Skuja
117. Cosmarium amplum Nordstedt
118. Cosmarium amplum Nordstedt
119. Cosmarium amplum f. trigonum ('trigona') Nordstedt
120. Cosmarium amurense Skvortzov
121. Cosmarium ananense Hinode
122. Cosmarium anax W. West & G. S. West
123. Cosmarium anax f. capense ('capensis') Huber-Pestalozzi
124. Cosmarium anax var. capense (Huber-Pestalozzi) Krieger & Gerloff
125. Cosmarium anceps Lundell
126. Cosmarium anceps Delponte
127. Cosmarium anceps Noda & Skvortzov
128. Cosmarium anceps f. arcticum Croasdale
129. Cosmarium anceps var. borgei (Krieger) Croasdale
130. Cosmarium anceps var. borgei (Krieger) Ruzicka
131. Cosmarium anceps var. minimum Gutwinski
132. Cosmarium anceps f. minus Kosinskaya
133. Cosmarium anceps var. tatricoides W. West
134. Cosmarium anceps var. undulatum Krieger & Gerloff
135. Cosmarium anceps f. varians Bongale
136. Cosmarium andinum A. Couté & A. Iltis
137. Cosmarium angolense W. West & G. S. West
138. Cosmarium angulare L.N. Johnson
139. Cosmarium angulare L.N. Johnson
140. Cosmarium angulare var. bicostatum Grönblad
141. Cosmarium angulare var. canadense Irenee-Marie
142. Cosmarium angulare var. octangulare Wade
143. Cosmarium angulatum (Perty) Rabenhorst
144. Cosmarium angulatum var. conicum Playfair
145. Cosmarium angulosum Brebisson
146. Cosmarium angulosum var. concinnum W. West & G. S. West
147. Cosmarium angulosum var. euastroides (Delponte) Krieger & Gerloff
148. Cosmarium angulosum var. octagonum ('octogonum') (W.B. Turner) Krieger & Gerloff
149. Cosmarium angulosum var. rotundatum ('rotundata') Irenee-Marie
150. Cosmarium angulosum f. rotundatum Irenee-Marie
151. Cosmarium angulosum var. scrobiculatum Grönblad
152. Cosmarium angulosum var. tumescens Grönblad
153. Cosmarium angustatum (Wittrock) Nordstedt
154. Cosmarium angustatum Skuja
155. Cosmarium angustatum f. obtusatum ('obtusata') Gutwinski
156. Cosmarium angustatum var. trigonum Nordstedt
157. Cosmarium anisochondrum Nordstedt
158. Cosmarium anisochondrum var. confusum Playfair
159. Cosmarium anisochondrum var. geminatum Messikommer
160. Cosmarium anisochondrum var. geminatum Messikommer
161. Cosmarium anisochondrum var. isthmolatum Therezien
162. Cosmarium anisochondrum var. tetrachondrum Scott & Grönblad
163. Cosmarium annulatum Delponte
164. Cosmarium annulatum var. bicrenulatum Wille
165. Cosmarium annulatum var. elegans Nordstedt
166. Cosmarium annulatum f. curtum Grönblad
167. Cosmarium annulatum var. latius Grönblad
168. Cosmarium anomalum Delponte
169. Cosmarium anomalum Förster & Eckert
170. Cosmarium anomalum f. symmetricum Förster & Eckert
171. Cosmarium ansatum Corda
172. Cosmarium antarcticum Gain
173. Cosmarium anthophorum Couté & Rousselin
174. Cosmarium antilopaeum Brebisson
175. Cosmarium antioquiense G.S. West
176. Cosmarium antiquorum Noda & Skvortzov
177. Cosmarium antiquorum var. latum Noda & Skvortzov
178. Cosmarium apertiusculum Skuja
179. Cosmarium apertum W.B. Turner
180. Cosmarium aphanichondrum Nordstedt
181. Cosmarium apiatum Scott & Prescott
182. Cosmarium araucaniense ('araucaniensis') Thomasson
183. Cosmarium arcanum Hinode
184. Cosmarium archeri ('archerii') Roy
185. Cosmarium archeri f. minus ('minor') Gutwinski
186. Cosmarium archeri f. minus ('minor') Gutwinski
187. Cosmarium arctoum Nordstedt
188. Cosmarium arctoum var. constrictum Grönblad & Scott
189. Cosmarium arctoum var. hinganicum Noda & Skvortzov
190. Cosmarium arctoum f. minus ('minor') W. West
191. Cosmarium arctoum f. mixtum ('mixta') Nordstedt
192. Cosmarium arctoum var. rectangulare Therezien & Couté
193. Cosmarium arctoum var. reniforme Förster
194. Cosmarium arctoum var. tatricum Raciborski
195. Cosmarium arctoum var. trigonum Nordstedt
196. Cosmarium arcuatum Krieger & Gerloff
197. Cosmarium arduennense ('arduennensis') H. Kufferath
198. Cosmarium areguense Borge
199. Cosmarium ariston Skuja
200. Cosmarium armatum Brebisson
201. Cosmarium armatum W. Joshua
202. Cosmarium armatum var. verrucosum Hirano
203. Cosmarium armillatum W.B. Turner
204. Cosmarium arnellii Boldt
205. Cosmarium arnellii f. compressum ('compressa') W. West
206. Cosmarium arnellii var. irregulare Eichler & Gutwinski
207. Cosmarium arnellii var. notatum R. Grönblad
208. Cosmarium arnellii var. rotundatum Gutwinski
209. Cosmarium arrosum Nordstedt
210. Cosmarium arthrodesmiforme Borge
211. Cosmarium arthrodesmiforme f. latius ('latior') 'Borge'
212. Cosmarium arthrodesmiforme var. latius Krieger & Gerloff
213. Cosmarium askenasyi Schmidle
214. Cosmarium askenasyi var. americanum ('americana') N. Carter
215. Cosmarium askenasyi var. circulare Behre
216. Cosmarium askenasyi var. crateriforme Playfair
217. Cosmarium askenasyi f. javanicum ('javanica') Gutwinski
218. Cosmarium askenasyi f. latum Scott & Prescott
219. Cosmarium askenasyi f. trigonum ('trigona') Krieger
220. Cosmarium askenasyi f. undulatum J.A. Rino
221. Cosmarium aspersum (W.B. Turner) Biswas
222. Cosmarium asperulum P.F. Reinsch
223. Cosmarium asperum West & West
224. Cosmarium asphaerosporum Nordstedt
225. Cosmarium asphaerosporum var. corribense (W. West & G. S. West) Krieger & Gerloff
226. Cosmarium asphaerosporum var. desectum Grönblad
227. Cosmarium asphaerosporum var. complanatum Krieger & Gerloff
228. Cosmarium asphaerosporum var. montanense Sieminska
229. Cosmarium asphaerosporum var. productum Nordstedt
230. Cosmarium asphaerosporum var. productum Nordstedt
231. Cosmarium asphaerosporum var. strigosum Nordstedt
232. Cosmarium asphaerosporum f. minus [Grönblad]
233. Cosmarium asphaerosporum var. tinctum Krieger
234. Cosmarium asterophorum Skuja
235. Cosmarium asterosporum P.F.M. Coesel
236. Cosmarium asymmetricum Rich
237. Cosmarium atlanthoideum Delponte
238. Cosmarium atlanthoideum f. rectiusculum ('rectiuscula') Heimerl
239. Cosmarium attenuatum Brebisson ex Ralfs
240. Cosmarium auriculatum Reinsch
241. Cosmarium auriculatum var. bogoriense Bernard
242. Cosmarium auriculatum var. chotanagpurense ('chotanagpurensis') M. Srivastava
243. Cosmarium auriculatum var. reductum Hinode
244. Cosmarium auriculatum var. subtruncatum Hinode
245. Cosmarium auriculatum var. verrucosum W.B. Turner
246. Cosmarium australe var. crassius (W. West & G. S. West) Krieger & Gerloff
247. Cosmarium australe var. minus (Hodgetts) Krieger & Gerloff
248. Cosmarium avalonense Woodhead & Tweed
249. Cosmarium aversiforme Krieger & Gerloff
250. Cosmarium aversum W. West & G. S. West
251. Cosmarium aversum var. sumatranum Scott & Prescott
252. Cosmarium baccatum Scott & Grönblad
253. Cosmarium bacciferum W.B. Turner
254. Cosmarium bacillare Lütkemüller
255. Cosmarium baffinense ('baffinensis') Whelden
256. Cosmarium baileyi Wolle
257. Cosmarium baileyi var. angolense W. West & G. S. West
258. Cosmarium baileyi var. majus ('major') W. West & G. S. West
259. Cosmarium baillyanum Brebisson in litt.
260. Cosmarium balteum West & West
261. Cosmarium balteum var. coloradense J.A. Cushman
262. Cosmarium bantamianum Bernard
263. Cosmarium barbaricum Claassen
264. Cosmarium baronii West & West
265. Cosmarium barrackporeanum W.B. Turner
266. Cosmarium basidecorum (W.B. Turner) Biswas
267. Cosmarium basilicum G.S. West
268. Cosmarium basilicum var. ilamanense Gauthier-Lièvre
269. Cosmarium basituberculatum Borge
270. Cosmarium basituberculatum var. tuberculatum Förster & Eckert
271. Cosmarium beatum West & West
272. Cosmarium beatum f. achondrum Compère
273. Cosmarium beatum var. apertum Couté & Rousselin
274. Cosmarium beckii Gutwinski
275. Cosmarium bellum West & West
276. Cosmarium benedictum Ducellier
277. Cosmarium bengalense W.B. Turner
278. Cosmarium bengalense var. generosum Hinode
279. Cosmarium bewsii Fritsch & Rich
280. Cosmarium biauritum Nordstedt
281. Cosmarium bicardia Reinsch
282. Cosmarium bicardia var. latius Gutwinski
283. Cosmarium bicardia f. intermedium ('intermedia') (Eichler & Gutwinski) Gutwinski
284. Cosmarium bicardia f. majus ('major') Gutwinski
285. Cosmarium bicardia f. majus ('major') Gutwinski
286. Cosmarium bicardia var. trapezicum Eichler & Gutwinski
287. Cosmarium biclavatum Borge
288. Cosmarium biclavatum var. alaskanum Hirano
289. Cosmarium bicorne O. Borge
290. Cosmarium bicorne Brebisson in litt.
291. Cosmarium bicorne var. camerounense Compère
292. Cosmarium bicrenatum W.B. Turner
293. Cosmarium bicuneatum var. tatricum (Raciborski) Schmidle
294. Cosmarium bicuspidatum Corda
295. Cosmarium bidentatum W.B. Turner
296. Cosmarium bifarium W. Joshua
297. Cosmarium biforme ('biformis') Noda & Skvortzov
298. Cosmarium bifurcatum Schmidle
299. Cosmarium bigemma Raciborski
300. Cosmarium bigemma var. genuinum 'Raciborski'
301. Cosmarium bigemma var. podolicum Gutwinski
302. Cosmarium bigemma var. turnerianum Gutwinski
303. Cosmarium bigibbum Schmidle
304. Cosmarium bigorrense Gay
305. Cosmarium bigranulatum O. Andersson
306. Cosmarium bigranulatum var. polonicum ('polonica') Eichler & Raciborski
307. Cosmarium bilunatum W. & G.S. West
308. Cosmarium bimamillatum Krieger
309. Cosmarium bimamillatum var. atlanticum Gauthier-Lièvre
310. Cosmarium bimamillatum var. brasiliense Grönblad
311. Cosmarium bimamillatum f. minus ('minor') Rich
312. Cosmarium bimarginatum Borge
313. Cosmarium binale (Turpin) Meneghini
314. Cosmarium binerve Lundell
315. Cosmarium binerve var. elongatum Krieger & Gerloff
316. Cosmarium binerve var. latum Krieger & Gerloff
317. Cosmarium binerve var. pseudobinerve (Grönblad) Krieger & Gerloff
318. Cosmarium binerve var. subangulatum Scott & Prescott
319. Cosmarium binodulum Reinsch
320. Cosmarium binum Nordstedt
321. Cosmarium binum var. angustatum N. Carter
322. Cosmarium binum var. australiense ('australiensis') Borge
323. Cosmarium binum var. fontense (Playfair) Playfair
324. Cosmarium biobconicum Brühl & Biswas
325. Cosmarium bioculatum (Brebisson & Godey) Meneghini
326. Cosmarium bioculatum Brebisson ex Ralfs
327. Cosmarium bioculatum var. bitrapezoidale Skuja
328. Cosmarium bioculatum var. boreale (Børgesen) Krieger & Gerloff
329. Cosmarium bioculatum var. borgei Hirano
330. Cosmarium bioculatum var. canadense Krieger & Gerloff
331. Cosmarium bioculatum var. concavum Printz
332. Cosmarium bioculatum var. crenulatum Naegeli ex Rabenhorst
333. Cosmarium bioculatum subf. minus_('minor') Manguin
334. Cosmarium bioculatum var. excavatum Gutwinski
335. Cosmarium bioculatum var. hians West & West
336. Cosmarium bioculatum f. intermedium ('intermedia') Wille
337. Cosmarium bioculatum f. majus ('major') Irenee-Marie
338. Cosmarium bioculatum f. minus ('minor') Huber-Pestalozzi
339. Cosmarium bioculatum f. minus Beck-Mannagetta
340. Cosmarium bioculatum var. minutissimum Krieger
341. Cosmarium bioculatum f. subquadratum ('subquadrata') W. West
342. Cosmarium bioculatum var. parcum Wille
343. Cosmarium bioculatum var. punctatum Irenee-Marie
344. Cosmarium bioculatum var. punctatum Kützing
345. Cosmarium bioculatum var. refringens Croasdale
346. Cosmarium bioculatum var. subhians Grönblad
347. Cosmarium bioculatum var. subpunctulatum (Schmidle) Krieger & Gerloff
348. Cosmarium bioculatum var. triquetrum Nordstedt
349. Cosmarium bipapillatum (West) West & West
350. Cosmarium bipaxillum West & West
351. Cosmarium bipunctatum Børgesen
352. Cosmarium bipunctatum var. maius Förster & Eckert
353. Cosmarium bipunctatum var. spinuliferum Hegde
354. Cosmarium bipunctatum f. subrectangulare ('subrectangularis') West & West
355. Cosmarium bipunctatum var. unipapillatum Insam & Krieger
356. Cosmarium bireme ('biremum') Nordstedt
357. Cosmarium bireme var. barbadense G.S. West
358. Cosmarium bireme f. bavaricum Kaiser
359. Cosmarium bireme var. bourrellyi Lacoste de Díaz
360. Cosmarium bireme var. crassum West & West
361. Cosmarium bireme var. galiciense Gutwinski
362. Cosmarium bireme var. inerme Messikommer
363. Cosmarium bireme f. punctatum ('punctata') Krieger
364. Cosmarium bireme var. rotundatum West & West
365. Cosmarium biretiforme G.S. West
366. Cosmarium biretum Brebisson
367. Cosmarium biretum f. groenlandicum ('groenlandica') Boldt
368. Cosmarium biretum var. intermedium Wille
369. Cosmarium biretum var. majus Printz
370. Cosmarium biretum f. minus ('minor') [Borge]
371. Cosmarium biretum f. subconspersum ('subconspersa') Boldt
372. Cosmarium biretum f. supernumerarium ('supernumeraria') Nordstedt
373. Cosmarium biretum subsp. trigibberum Nordstedt
374. Cosmarium biretum var. triquetrum Brebisson
375. Cosmarium biscarrossii Capdevielle
376. Cosmarium bissetii W.B. Turner
377. Cosmarium biscrobiculatum West & West
378. Cosmarium biseriatum Krieger
379. Cosmarium bisphaericum Printz
380. Cosmarium bisphaericum f. borgei [Cedergren]
381. Cosmarium bisphaericum var. densegranulatum Grönblad
382. Cosmarium bitrapezoideum Brühl & Biswas
383. Cosmarium bitriangulum Grönblad
384. Cosmarium bitriangulum var. bitrapezoidale Krieger & Gerloff
385. Cosmarium bituberculatum Fritsch & Rich
386. Cosmarium bivertex Raciborski
387. Cosmarium blanjinense Pevalek
388. Cosmarium blonskii Raciborski
389. Cosmarium blyttii Wille
390. Cosmarium blyttii f. australicum ('australica') Schmidle
391. Cosmarium blyttii var. basiornatum Jao
392. Cosmarium blyttii f. berolinense ('berolinensis') Raciborski
393. Cosmarium blyttii f. bipunctatum J. Dick
394. Cosmarium blyttii var. bipunctatum (J. Dick)
395. Cosmarium blyttii var. casinoense Playfair
396. Cosmarium blyttii var. floridense Scott & Grönblad
397. Cosmarium blyttii subsp. hoffii Børgesen
398. Cosmarium blyttii f. quadrinotatum Lütkemüller
399. Cosmarium blyttii var. lismorense Playfair
400. Cosmarium blyttii f. lithuanicum ('lithuanica') Raciborski
401. Cosmarium blyttii var. novae-sylvae_('Novae Sylvae') West & West
402. Cosmarium blyttii var. pseudorichmondiae Grönblad
403. Cosmarium blyttii var. quaternigranulatum Scott ex Croasdale
404. Cosmarium blyttii var. richmondiae Playfair
405. Cosmarium blyttii var. sexpunctatum Krieger & Bourrelly
406. Cosmarium blyttii f. tristriatum Lütkemüller
407. Cosmarium blyttii var. tristriatum (Lütkemüller) Lütkemüller
408. Cosmarium boeckii Wille
409. Cosmarium boeckii subsp. bipapillatum W. West
410. Cosmarium boeckii var. imperfectum Playfair
411. Cosmarium boeckii var. isthmolaeve Skuja
412. Cosmarium boeckii f. minus ('minor') Hodgetts
413. Cosmarium boeckii var. papillatum Gutwinski
414. Cosmarium boeckii var. trifoliatum Playfair
415. Cosmarium boergesenii Grönblad
416. Cosmarium boergesenii var. polymorphum Förster
417. Cosmarium bohemicum Roubal
418. Cosmarium bohlinii_('Bohlini') Schmidle
419. Cosmarium boldtianum Gutwinski
420. Cosmarium boldtii W.B. Turner
421. Cosmarium bonum Noda & Skvortzov
422. Cosmarium boreale Børgesen
423. Cosmarium boreale Børgesen
424. Cosmarium botesii Claassen
425. Cosmarium botrytis (Bory) Meneghini
426. Cosmarium botrytis Meneghini ex Ralfs
427. Cosmarium botrytis var. afghanicum J. Schaarschmidt
428. Cosmarium botrytis f. boldtii Gutwinski
429. Cosmarium botrytis var. brebissonii (Meneghini) Rabenhorst
430. Cosmarium botrytis var. canadense Irénée-Marie
431. Cosmarium botrytis var. dayense A. Couté & A. Dehbi-Zebboudj
432. Cosmarium botrytis var. depressum W. & G.S. West
433. Cosmarium botrytis var. emarginato-constrictum Lemmermann
434. Cosmarium botrytis f. majus ('major') Petkoff
435. Cosmarium botrytis f. majus ('major') [Cedergren]
436. Cosmarium botrytis var. gemmiferum (Brebisson) Nordstedt
437. Cosmarium botrytis var. hungaricum ('hungarica') Palik
438. Cosmarium botrytis var. indicum W. Joshua
439. Cosmarium botrytis var. interstitiale (Kützing) Kützing
440. Cosmarium botrytis var. janoviense Gutwinski
441. Cosmarium botrytis var. japonicum ('japonica') Borge
442. Cosmarium botrytis f. latum ('lata') Schmidle
443. Cosmarium botrytis var. mediolaeve W. West
444. Cosmarium botrytis var. mesoleium Nordstedt
445. Cosmarium botrytis f. minus ('minor') Voronikhin
446. Cosmarium botrytis f. obliquum ('obliqua') Wille
447. Cosmarium botrytis var. ochtodes (Nordstedt) Klebs
448. Cosmarium botrytis var. paxillosporum West & West
449. Cosmarium botrytis f. bacciferoideum Croasdale
450. Cosmarium botrytis f. triquetrum_('triquetra') Messikommer
451. Cosmarium botrytis var. pegleri Fritsch
452. Cosmarium botrytis var. pseudospeciosum ('pseudospeciosa') Istvanffi
453. Cosmarium botrytis var. pseudospeciosum Istvanffi
454. Cosmarium botrytis var. pulchrum ('pulchra') Istvanffi
455. Cosmarium botrytis var. pulchrum Istvanffi
456. Cosmarium botrytis var. rangtangense Hirano
457. Cosmarium botrytis var. submesoleium Gutwinski
458. Cosmarium botrytis var. submesoleium Gutwinski
459. Cosmarium botrytis var. subovale Klebs
460. Cosmarium botrytis var. subtumidum Wittrock
461. Cosmarium botrytis f. irenee-marie Wade
462. Cosmarium botrytis var. tumidum Wolle
463. Cosmarium botrytis f. nudum Wade
464. Cosmarium botrytis f. typicum ('typica') [Gutwinski]
465. Cosmarium botrytis var. verruculosum Klebs
466. Cosmarium botrytis var. tuberculatum Klebs
467. Cosmarium brancoi Bicudo
468. Cosmarium brasiliense (Wille) Nordstedt
469. Cosmarium brasiliense subsp. ordinatum Børgesen
470. Cosmarium brasiliense var. taphrosporum Nordstedt
471. Cosmarium brasiliense var. taphrosporum Nordstedt
472. Cosmarium braunii ('brauni') Reinsch
473. Cosmarium braunii f. deformatum ('deformata') Schmidle
474. Cosmarium braunii f. deformatum ('deformata') Schmidle
475. Cosmarium braunii var. lobulatum Schmidle
476. Cosmarium braunii var. lobulatum Schmidle
477. Cosmarium braunii var. pseudoregnellii Messikommer
478. Cosmarium brebissonii Meneghini
479. Cosmarium brebissonii Meneghini ex Ralfs
480. Cosmarium brebissonii f. erosum ('erosa') W. West
481. Cosmarium brebissonii f. angustius ('angustior') Jacobsen
482. Cosmarium brebissonii f. latius ('latior') Jacobsen
483. Cosmarium brebissonii f. horridum ('horrida') Jacobsen
484. Cosmarium brebissonii f. subtumidum ('subtumida') Nordstedt
485. Cosmarium broomei Thwaites ex Ralfs
486. Cosmarium broomei f. minus ('minor') U.C. Pandey & D. C. Pandey
487. Cosmarium broomei var. obliquum ('obliqua') Wille
488. Cosmarium broomei f. rotundatum ('rotundata') Wille
489. Cosmarium buchansianum Woodhead & Tweed
490. Cosmarium bulgaricum Roubal
491. Cosmarium bulliferum Ruzicka
492. Cosmarium burkillii West & West
493. Cosmarium burkillii var. depressum Scott & Prescott
494. Cosmarium burkillii var. latum Behre
495. Cosmarium burkillii var. rectangulare West & West
496. Cosmarium caelatum Ralfs
497. Cosmarium caelatum var. abnormale J.A. Cushman
498. Cosmarium caelatum f. arcticum Kosinskaya
499. Cosmarium caelatum var. bohemicum ('bohemica') Raciborski
500. Cosmarium caelatum var. coronatum Georgevitch
501. Cosmarium caelatum var. distinguendum Skuja
502. Cosmarium caelatum var. nasutum Woronichin
503. Cosmarium caelatum var. nasutum Insam & Krieger
504. Cosmarium caelatum var. spectabile (De Notaris) Nordstedt
505. Cosmarium caelatum f. elongatum ('elongata') Gay
506. Cosmarium caelatum f. minus ('minor') Gutwinski
507. Cosmarium caelatum var. subcaelatum Voronikhin
508. Cosmarium caelatum var. triverrucosum Gutwinski
509. Cosmarium caelatum var. truncatum W. R. Taylor
510. Cosmarium caffrorum Claassen
511. Cosmarium calamistratum Grönblad
512. Cosmarium calcareum Wittrock
513. Cosmarium calcareum var. brasiliense Borge
514. Cosmarium calcareum var. nordstedtii (Schmidle) Schmidle
515. Cosmarium calcareum var. spetsbergense (Borge) Förster
516. Cosmarium calcareum f. minus ('minor') Bongale
517. Cosmarium calcareum var. subtilissimum Schmidle
518. Cosmarium callistum W. & G.S. West
519. Cosmarium callosissimum Scott & Grönblad
520. Cosmarium callosissimum var. americanum Scott & Grönblad
521. Cosmarium calodermum var. suecicum Nordstedt
522. Cosmarium calvatum Noda & Skvortzov
523. Cosmarium calvatum var. punctatum Noda & Skvortzov
524. Cosmarium cambodiense Hirano
525. Cosmarium cambricum Cooke & Wills
526. Cosmarium cambricum var. dubium Raciborski
527. Cosmarium cambricum f. minus ('minor') W.B. Turner
528. Cosmarium canadense Irenee-Marie
529. Cosmarium canadense var. prescottii Irenee-Marie
530. Cosmarium canaliculatum West & West
531. Cosmarium canaliculatum f. majus ('major') Thomasson
532. Cosmarium candianum Delponte
533. Cosmarium capax W. Joshua
534. Cosmarium capax var. minus (Schmidle) Hirano
535. Cosmarium capense var. minus ('minor') Fritsch
536. Cosmarium capense f. minimum ('minima') Kufferath
537. Cosmarium capense var. nyassae Schmidle
538. Cosmarium capitulum Roy & Bisset
539. Cosmarium capitulum var. australe G. S. West
540. Cosmarium capitulum var. australe G.S. West
541. Cosmarium capitulum var. detritum Playfair
542. Cosmarium capitulum var. groenlandicum ('groenlandica') Børgesen
543. Cosmarium capitulum f. trigonum Croasdale
544. Cosmarium capitulum var. krkense (Pevalek) Krieger & Gerloff
545. Cosmarium capitulum f. rectangulare ('rectangularis') Raciborski
546. Cosmarium capitulum var. rectangulum ('rectangula') Raciborski
547. Cosmarium capitulum var. tortum Sieminska
548. Cosmarium carinatum Noda & Skvortzov
549. Cosmarium carinthiacum Lütkemüller
550. Cosmarium casaresii ('casaresi') V. Allorge & P. Allorge
551. Cosmarium cedercreutzii Grönblad
552. Cosmarium centrosphinctum W.B. Turner
553. Cosmarium centrotaphridium W. & G.S. West
554. Cosmarium ceratophoroides Bourrelly
555. Cosmarium ceratophoroides var. madagascariense (Bourrelly) Bourrelly
556. Cosmarium ceratophorum Lütkemüller
557. Cosmarium ceratophorum var. africanum Bourrelly
558. Cosmarium ceratophorum var. madagascariense Bourrelly
559. Cosmarium ceratophorum var. sierra-leonum Grönblad ex Grönblad, Scott, & Croasdale
560. Cosmarium certum Noda & Skvortzov
561. Cosmarium ceylanicum West & West
562. Cosmarium ceylanicum var. coronatum Lütkemüller
563. Cosmarium ceylanicum f. minus Scott & Prescott
564. Cosmarium ceylanicum var. sinicum Jao
565. Cosmarium ceylanicum f. africanum Bourrelly
566. Cosmarium chondriophorum Brühl & Biswas
567. Cosmarium cinctutum Nordstedt
568. Cosmarium cinctutum var. reductum Croasdale
569. Cosmarium circulare (Hassall) Kützing
570. Cosmarium circulare P. Reinsch
571. Cosmarium circulare [Raciborski]
572. Cosmarium circulare var. crassangulatum Messikommer
573. Cosmarium circulare var. maculatum ('maculata') Istvanffi
574. Cosmarium circulare var. maculatum ('maculata') Istvanffi
575. Cosmarium circulare var. messikommeri Krieger & Gerloff
576. Cosmarium circulare f. minus ('minor') West & West
577. Cosmarium circulare var. minutissimum K. Förster & Eckert
578. Cosmarium circulare var. depressum Irenee-Marie
579. Cosmarium ciskeium D.B. Williamson
580. Cosmarium claviferum J.A. Cushman
581. Cosmarium clepshydra Spencer
582. Cosmarium clepsydra Nordstedt
583. Cosmarium clepsydra Delponte
584. Cosmarium clepsydra var. alaskanum Croasdale
585. Cosmarium clepsydra f. sexangulare Croasdale
586. Cosmarium clepsydra var. bicardia (Reinsch) Croasdale
587. Cosmarium clepsydra var. delaunayi Manguin
588. Cosmarium clepsydra var. dissimile (Raciborski) Krieger & Gerloff
589. Cosmarium clepsydra var. duplex Prescott
590. Cosmarium clepsydra var. fluviatile Krieger & Gerloff
591. Cosmarium clepsydra var. hoglandiae Grönblad
592. Cosmarium clepsydra var. incrassatum Therezien
593. Cosmarium clepsydra var. latius (Gutwinski) Krieger & Gerloff
594. Cosmarium clepsydra var. maius (Raciborski) Krieger & Gerloff
595. Cosmarium clepsydra var. mauricianum Irenee-Marie
596. Cosmarium clepsydra var. nanum Scott & Grönblad
597. Cosmarium clepsydra var. trapezicum (Eichler & Gutwinski) Krieger & Gerloff
598. Cosmarium clepsydra var. truncatum Gutwinski
599. Cosmarium clepsydra var. truncatum Gutwinski
600. Cosmarium clepsydra var. truncatum Schulz
601. Cosmarium clepsydra var. tchadense Compère
602. Cosmarium clevei (Lundell) Lütkemüller
603. Cosmarium clevei var. africanum (Schmidle) Krieger & Gerloff
604. Cosmarium clevei var. crassum (W. West & G. S. West) Krieger & Gerloff
605. Cosmarium clevei var. gelidum (Wittrock) Krieger & Gerloff
606. Cosmarium clevei var. groenbladii Krieger & Gerloff
607. Cosmarium clevei var. minus (W. West & G. S. West) Krieger & Gerloff
608. Cosmarium clippertonensis W.R. Taylor
609. Cosmarium coarctatum West
610. Cosmarium coarctatum var. casaresii (V. Allorge & P. Allorge) Krieger & Gerloff
611. Cosmarium coarctatum f. minus ('minor') [Allorge & Manguin]
612. Cosmarium caelatum var. hexagonum W. West
613. Cosmarium cohnii (Kirchner) Raciborski
614. Cosmarium cohnii var. regulare (W.B. Turner) Okada
615. Cosmarium coliferum Lagerheim
616. Cosmarium collectorense Playfair
617. Cosmarium collectorense var. croasdaleae_('croasdaleii') D.S. Agarkar & M.S. Agarker
618. Cosmarium cononophorum W. & G.S. West
619. Cosmarium coloratum W.B. Turner
620. Cosmarium colpopelta Brebisson ex Archer
621. Cosmarium columbianum G.S. West
622. Cosmarium commissurale Brebisson
623. Cosmarium commissurale Brebisson ex Ralfs
624. Cosmarium commissurale var. aculeatum Lemmermann
625. Cosmarium commissurale var. acutum Brebisson
626. Cosmarium commissurale var. crassum Nordstedt
627. Cosmarium commissurale f. lithuanicum ('lithuanica') Raciborski
628. Cosmarium commissurale f. ralfsii Raciborski
629. Cosmarium commune var. haaboeliense (Wille) Raciborski
630. Cosmarium commune var. polonicum (Raciborski) Raciborski
631. Cosmarium compactum Noda & Skvortzov
632. Cosmarium complanatum Skvortzov & Noda
633. Cosmarium concentricum W.B. Turner
634. Cosmarium concentricum var. radiatum W. West & G. S. West
635. Cosmarium concinnum (Rabenhorst) Reinsch
636. Cosmarium concinnum var. laeve Wille
637. Cosmarium concinnum f. majus ('major') Wille
638. Cosmarium concinnum f. majus ('major') Gutwinski
639. Cosmarium concinnum f. majus Reinsch
640. Cosmarium confusum subsp. ambiguum W. West
641. Cosmarium confusum Cooke
642. Cosmarium confusum var. regularius Nordstedt
643. Cosmarium confusum var. regularius Nordstedt
644. Cosmarium conglobatum Skvortzov & Noda
645. Cosmarium conicoides Krieger & Gerloff
646. Cosmarium conicum West & West
647. Cosmarium conicum (W.B. Turner) Biswas
648. Cosmarium conicum var. brevius Gutwinski
649. Cosmarium connatum Brebisson ex Ralfs
650. Cosmarium connatum var. africanum Fritsch & Rich
651. Cosmarium connatum f. circulare Hinode
652. Cosmarium connatum var. constrictum Bourrelly
653. Cosmarium connatum var. depressum Irenee-Marie
654. Cosmarium connatum var. laeve (W. B. Turner) Krieger & Gerloff
655. Cosmarium connatum var. minus Wolle
656. Cosmarium connatum var. pseudoconnatum (Nordstedt) Klebs
657. Cosmarium connatum var. subellipticum Claassen
658. Cosmarium connatum var. truncatum W. West
659. Cosmarium connatum var. typicum Klebs
660. Cosmarium conspersum Ralfs
661. Cosmarium conspersum var. americanum Nordstedt
662. Cosmarium conspersum var. attenuatum Nordstedt
663. Cosmarium conspersum var. capense Hodgetts
664. Cosmarium conspersum f. dickiei Croasdale
665. Cosmarium conspersum var. elongatum Raciborski
666. Cosmarium conspersum var. latum (Brebisson) West & West
667. Cosmarium conspersum f. parvum Croasdale
668. Cosmarium conspersum var. minus ('minor') Roubal
669. Cosmarium conspersum f. minus [Cedergren]
670. Cosmarium conspersum var. ralfsii Raciborski
671. Cosmarium conspersum var. retusum Wolle
672. Cosmarium conspersum var. rotundatum Wittrock
673. Cosmarium conspersum f. boldtii W. B. Turner
674. Cosmarium conspersum f. intermedium ('intermedia') [Raciborski]
675. Cosmarium conspersum f. minus ('minor') [Raciborski]
676. Cosmarium conspersum f. scandinavicum ('scandinavica') [Raciborski]
677. Cosmarium conspersum var. scottii Croasdale
678. Cosmarium conspersum var. sublatum (Krieger) Croasdale
679. Cosmarium conspersum var. subrotundatum W. West
680. Cosmarium constrictum Delponte
681. Cosmarium constrictum f. glabrum ('glabra') Gutwinski
682. Cosmarium constrictum f. minus ('minor') Fritsch & Rich
683. Cosmarium constrictum f. punctatum ('punctata') Gutwinski
684. Cosmarium constrictum var. schmidtii (W. West & G. S. West) Krieger & Gerloff
685. Cosmarium constrictum var. subdeplanatum (Schmidle) Krieger & Gerloff
686. Cosmarium contractiforme Grönblad & Scott
687. Cosmarium contractum Kirchner
688. Cosmarium contractum var. abbreviatum Brühl & Biswas
689. Cosmarium contractum var. amazonense Förster
690. Cosmarium contractum var. aversum (W. West & G. S. West) Krieger & Gerloff
691. Cosmarium contractum var. cracoviense Raciborski
692. Cosmarium contractum var. distans Bachmann
693. Cosmarium contractum var. distinctum Noda & Skvortzov
694. Cosmarium contractum var. ellipsoideum (Elfving) West & G.S. West
695. Cosmarium contractum f. intermedium ('intermedia') Playfair
696. Cosmarium contractum f. maculatum ('maculata') Grönblad & Scott
697. Cosmarium contractum f. punctatum Noda & Skvortzov
698. Cosmarium contractum f. retusum ('retusa') West & West
699. Cosmarium contractum var. gartanense West & West
700. Cosmarium contractum var. hinganicum Noda & Skvortzov
701. Cosmarium contractum var. incrassatum Scott & Prescott
702. Cosmarium contractum var. incrassatum Förster
703. Cosmarium contractum var. indentatum (Grönblad) Krieger & Gerloff
704. Cosmarium contractum var. maximum West & West
705. Cosmarium contractum f. minus ('minor') Wille
706. Cosmarium contractum var. minus ('minor') Hieronymus
707. Cosmarium contractum var. minutissimum Grönblad
708. Cosmarium contractum var. minutum (Delponte) W. West & G. S. West
709. Cosmarium contractum var. minutum (Delponte) P.F.M. Coesel
710. Cosmarium contractum var. norvegicum Raciborski
711. Cosmarium contractum var. ornatum Förster
712. Cosmarium contractum var. pachydermum Scott & Prescott
713. Cosmarium contractum var. papillatum West & West
714. Cosmarium contractum f. minus ('minor') G. M. Smith
715. Cosmarium contractum var. pseudogartanense Claassen
716. Cosmarium contractum var. punctatum W.B. Turner
717. Cosmarium contractum var. rectangulare Irenee-Marie
718. Cosmarium contractum var. retusum (West & West) Krieger & Gerloff
719. Cosmarium contractum var. rotundatum Borge
720. Cosmarium contractum var. silesiacum Raciborski
721. Cosmarium contractum var. sphagnicola ('sphagnicolum') Noda & Skvortzov
722. Cosmarium contractum var. subellipticum 'Playfair'
723. Cosmarium contractum var. subfoveatum 'Playfair'
724. Cosmarium contractum var. submoniliforme Messikommer
725. Cosmarium contractum var. subtrapeziforme Förster
726. Cosmarium controversum W. West
727. Cosmarium controversum f. majus ('major') Thomasson
728. Cosmarium controversum var. schulzii Grönblad
729. Cosmarium conwentzii Steinecke
730. Cosmarium corbula (Brebisson) Brebisson
731. Cosmarium corbula var. pyreti Gutwinski
732. Cosmarium corbula var. latius ('latior') Gutwinski
733. Cosmarium corbula f. podalicum ('podalica') Gutwinski
734. Cosmarium cordanum f. minus ('minor') Maskell
735. Cosmarium cornubiense West & West
736. Cosmarium cornutum Corda
737. Cosmarium cornutum Skvortzov & Noda
738. Cosmarium corona Gaidukov
739. Cosmarium coronatum Cooke & Wills
740. Cosmarium corribense West & West
741. Cosmarium corrugatum Scott & Grönblad
742. Cosmarium corruptum W.B. Turner
743. Cosmarium corruptum f. minus ('minor') Gutwinski
744. Cosmarium corsavaggense Skuja
745. Cosmarium corumbense Borge
746. Cosmarium cosmarioides (De Bary) J. Ruzicka
747. Cosmarium cosmetum West & West
748. Cosmarium cosmetiforme Jao
749. Cosmarium costatum (Nordstedt) Nordstedt
750. Cosmarium costatum var. gutwinskii Croasdale
751. Cosmarium costatum f. majus ('major') Schmidle
752. Cosmarium costatum f. majus ('major') Boldt
753. Cosmarium costatum f. minus ('minor') Boldt
754. Cosmarium costatum var. oelandicum Grönblad
755. Cosmarium costatum var. pizsolense Messikommer
756. Cosmarium costatum var. subhexalobum Boldt
757. Cosmarium costatum var. tatrense Gutwinski
758. Cosmarium costatum var. triquetrum (Nordstedt) Nordstedt
759. Cosmarium craspedopleurum W.B. Turner
760. Cosmarium crassangulatum Borge
761. Cosmarium crassangulatum var. champesianum Ducellier
762. Cosmarium crassangulatum var. triverrucosum Krieger
763. Cosmarium crassangulatum f. granulatum Hegde
764. Cosmarium crassangulatum f. truncatum Scott & Prescott
765. Cosmarium crassidentatum Bernard
766. Cosmarium crassipelle Boldt
767. Cosmarium crassipelle var. champesianum (Ducellier) J.
768. Cosmarium crassipelle var. ellipticum Grönblad
769. Cosmarium crassipelle var. monochondrum D. B. Williamson
770. Cosmarium crassiusculum (De Bary) Insam & Krieger
771. Cosmarium crassiusculum var. pulchrum Krieger & Gerloff
772. Cosmarium crassum Brebisson
773. Cosmarium crenatiforme Grönblad
774. Cosmarium crenatiforme f. minus ('minor') Grönblad
775. Cosmarium crenatum Ralfs
776. Cosmarium crenatum Ralfs ex Ralfs
777. Cosmarium crenatum var. alpinum Raciborski
778. Cosmarium crenatum var. bicrenatum Nordstedt
779. Cosmarium crenatum f. boldtianum ('boldtiana') (Gutwinski) West & West
780. Cosmarium crenatum subsp. costatum Nordstedt
781. Cosmarium crenatum f. intermedium ('intermedia') Boldt
782. Cosmarium crenatum var. kerguelense Reinsch
783. Cosmarium crenatum var. majus ('major') Raciborski
784. Cosmarium crenatum f. minutum ('minuta') W.B. Turner
785. Cosmarium crenatum var. nanum Wittrock
786. Cosmarium crenatum var. parvum Messikommer
787. Cosmarium crenatum var. psychophilum Schmidle
788. Cosmarium crenatum f. sublaevis Schmidle
789. Cosmarium crenatum var. subcrenatum Rabenhorst
790. Cosmarium crenatum f. tricrenatum ('tricrenata') Boldt
791. Cosmarium creniferum W.B. Turner
792. Cosmarium crenulatum (Ehrenberg) Brebisson
793. Cosmarium crenulatum var. tumidulum Insam & Krieger
794. Cosmarium creperum West & West
795. Cosmarium creperum var. compressum West & West
796. Cosmarium creperum var. sinense Jao
797. Cosmarium crispatum Hirano
798. Cosmarium cristatum Ralfs
799. Cosmarium croasdaleae Grönblad
800. Cosmarium croasdaleae Suxena & Venkateswarlu
801. Cosmarium cruciatum Brebisson
802. Cosmarium cruciferum De Bary
803. Cosmarium crux-melitensis_('crux melitensis') (Ehrenberg) Corda
804. Cosmarium ctenoideum W.B. Turner
805. Cosmarium cucumis Corda ex Ralfs
806. Cosmarium cucumis var. anglicum ('anglica') Raciborski
807. Cosmarium cucumis f. elongatum ('elongata') Jacobsen
808. Cosmarium cucumis var. elongatum (Hirano) Krieger & Gerloff
809. Cosmarium cucumis var. helveticum Nordstedt
810. Cosmarium cucumis f. incisum ('incisa') Jacobsen
811. Cosmarium cucumis var. incisum 'Jacobsen'
812. Cosmarium cucumis var. lacustre Grunow
813. Cosmarium cucumis var. magnum Raciborski
814. Cosmarium cucumis f. granulare ('granularis') Meister
815. Cosmarium cucumis f. majus ('major') Nordstedt
816. Cosmarium cucumis f. majus ('major') Nordstedt
817. Cosmarium cucumis f. maximum Compère
818. Cosmarium cucumis f. monstrosum ('monstrosa') Wille
819. Cosmarium cucumis var. polonicum ('polonica') Raciborski
820. Cosmarium cucumis var. polonicum ('polonica') Raciborski
821. Cosmarium cucumis var. punctulatum Viret
822. Cosmarium cucumis f. quadratum ('quadrata') (Ralfs) Jacobsen
823. Cosmarium cucumis var. quadratum (Ralfs) Klebs
824. Cosmarium cucumis f. rotundatum ('rotundata') Jacobsen
825. Cosmarium cucumis var. suecicum ('suecica') Raciborski
826. Cosmarium cucumis var. typicum Klebs
827. Cosmarium cucurbita Brebisson
828. Cosmarium cucurbita Brebisson ex Ralfs
829. Cosmarium cucurbita var. attenuatum G. S. West
830. Cosmarium cucurbita f. minus Grönblad
831. Cosmarium cucurbita f. latius ('latior') West & West
832. Cosmarium cucurbita var. latius (W. West & G. S. West) Krieger & Gerloff
833. Cosmarium cucurbita f. majus ('major') W. West
834. Cosmarium cucurbita var. minimum W. West & G.S. West
835. Cosmarium cucurbita f. minus ('minor') W. & G.S. West
836. Cosmarium cucurbita f. minus Grönblad
837. Cosmarium cucurbita var. palangulum ('palangula') (Brebisson) Klebs
838. Cosmarium cucurbita var. robustum Krieger
839. Cosmarium cucurbita f. rotundatum ('rotundata') Krieger
840. Cosmarium cucurbita var. rotundatum (Krieger) Krieger & Gerloff
841. Cosmarium cucurbita var. tessularisporum (Förster & Eckert) Krieger & Gerloff
842. Cosmarium cucurbita var. typicum Klebs
843. Cosmarium cucurbitaeforme Rabanus
844. Cosmarium cucurbitinum (Bisset) Lütkemüller
845. Cosmarium cucurbitinum var. angustum Grönblad
846. Cosmarium cucurbitinum var. conicum Förster
847. Cosmarium cucurbitinum var. grande Grönblad
848. Cosmarium cucurbitinum var. longum Scott & Grönblad
849. Cosmarium cucurbitinum var. magellanicum (Borge) Krieger & Gerloff
850. Cosmarium cucurbitinum var. manguinii (Teiling) Krieger & Gerloff
851. Cosmarium cucurbitinum f. minus ('minor') (W. West & G. S. West) J. Sampaio
852. Cosmarium cucurbitinum var. subpolymorphum (Nordstedt) Lütkemüller
853. Cosmarium cucurbitinum f. subretusum ('subretusa') Messikommer
854. Cosmarium cucurbitinum var. truncatum Krieger
855. Cosmarium cuneatum W. Joshua
856. Cosmarium cuneatum var. americanum Borge
857. Cosmarium cuneatum f. apertum ('aperta') Gutwinski
858. Cosmarium cuneatum f. ceylonicum ('ceylonica') Gutwinski
859. Cosmarium cuneatum f. crenatum ('crenata') Gutwinski
860. Cosmarium cuneatum var. indicum W.B. Turner
861. Cosmarium cuneatum f. nudum ('nuda') Gutwinski
862. Cosmarium cuneatum var. ornatum Hegde
863. Cosmarium cuneatum f. typicum ('typica') Gutwinski
864. Cosmarium cuneatum var. verrucosum Y. Wei
865. Cosmarium cunningtonii G.S. West
866. Cosmarium curtum (Brebisson) Ralfs
867. Cosmarium curtum Ralfs
868. Cosmarium curtum f. compressum ('compressa') Maskell
869. Cosmarium curtum var. majus Rabenhorst
870. Cosmarium curtum var. minus Rabenhorst
871. Cosmarium curtum var. obtusum (W. West & G. S. West) Hirano
872. Cosmarium cuspidatum Krieger & Gerloff
873. Cosmarium cyathiforme West & West
874. Cosmarium cycladatum W. B. Turner
875. Cosmarium cyclicum Lundell
876. Cosmarium cyclicum var. ampliatum Maskell
877. Cosmarium cyclicum var. angulatum W. West
878. Cosmarium cyclicum subsp. arcticum Nordstedt
879. Cosmarium cyclicum var. arcticum (Nordstedt) W. West & G. S. West
880. Cosmarium cyclicum f. minus ('minor') Boldt
881. Cosmarium cyclicum f. punctatum Skvortzov
882. Cosmarium cyclicum f. bicrenatum ('bicrenata') Milovanovic
883. Cosmarium cyclicum var. crassum Whelden
884. Cosmarium cyclicum f. crenulatum Kamat
885. Cosmarium cyclicum var. maculatum Schmidle
886. Cosmarium cyclicum f. tatricum ('tatrica') Gutwinski
887. Cosmarium cyclicum var. nordstedtianum (Reinsch) W. West & G. S. West
888. Cosmarium cyclicum var. sinense Jao
889. Cosmarium cyclicum var. subarcticum Boldt
890. Cosmarium cyclicum var. truncatum Borge
891. Cosmarium cyclopeum Playfair
892. Cosmarium cylindricoideum Scott & Prescott
893. Cosmarium cylindricum Ralfs
894. Cosmarium cylindricum Ralfs ex Ralfs
895. Cosmarium cylindrocystiforme G.S. West
896. Cosmarium cymatium (W. West & G. S. West) Krieger & Gerloff
897. Cosmarium cymatonotophorum W. West
898. Cosmarium cymatonotophorum var. concavum Sieminska
899. Cosmarium cymatonotophorum var. granulatum R.L. Grönblad
900. Cosmarium cymatonotophorum f. ornatum ('ornata') Messikommer
901. Cosmarium cymatopleurum Nordstedt
902. Cosmarium cymatopleurum var. archeri ('archerii') (Roy & Bisset) W. West & G. S. West
903. Cosmarium cymatopleurum var. archeri ('archerii') (Roy & Bisset) W. West & G. S. West
904. Cosmarium cymatopleurum f. boreale ('borealis') Raciborski
905. Cosmarium cymatopleurum var. incrassatum ('incrassata') Borge
906. Cosmarium cymatopleurum f. minus ('minor') Kurz
907. Cosmarium cymatopleurum f. minus ('minor') Roubal
908. Cosmarium cymatopleurum f. polonicum ('polonica') Raciborski
909. Cosmarium cymatopleurum var. sikangense Jao
910. Cosmarium cymatopleurum var. subtropicum Islam
911. Cosmarium cymatopleurum f. tatricum ('tatrica') Raciborski
912. Cosmarium cymatopleurum var. triquetrum Grönblad
913. Cosmarium cymatopleurum var. tyrolicum Nordstedt
914. Cosmarium danicum Børgesen
915. Cosmarium dartmouthii Suxena & Venkateswarlu
916. Cosmarium davidsonii Roy
917. Cosmarium davidsonii var. basiornatum Grönblad
918. Cosmarium davidsonii var. elegans (Roy & Bisset) Ruzicka
919. Cosmarium davidsonii var. heterocrenatum (W. West & G. S. West) Ruzicka
920. Cosmarium davidsonii var. simplicius Gutwinski
921. Cosmarium debaryi ('De Baryi') Archer
922. Cosmarium debaryi f. borgei Schmidle
923. Cosmarium debaryi var. inflatum Klebs
924. Cosmarium debaryi var. maximum Krieger & Gerloff
925. Cosmarium debaryi var. minus_('minor') Claassen
926. Cosmarium debaryi var. novae-semliae ('Novae Semliae') Wille
927. Cosmarium debaryi f. majus ('major') Wille
928. Cosmarium debaryi f. spetsbergense_('spetsbergensis') Nordstedt
929. Cosmarium debaryi var. turgidum (Brebisson) Klebs
930. Cosmarium debaryi var. typicum Klebs
931. Cosmarium decachondrum Roy & Bisset
932. Cosmarium decachondrum var. ornatum G.S. West
933. Cosmarium decachondrum var. striatum Schmidle
934. Cosmarium decachondrum var. taxichondriforme Gutwinski
935. Cosmarium decachondrum var. taxichondriforme Gutwinski
936. Cosmarium decacuminatum Brühl & Biswas
937. Cosmarium decacuminatum var. circulare Bourrelly
938. Cosmarium decedens (Reinsch) Raciborski
939. Cosmarium decedens var. apertum Krieger & Gerloff
940. Cosmarium decedens var. apiculatum Beck-Mannagetta
941. Cosmarium decedens var. bahiense Förster & Eckert
942. Cosmarium decedens var. boreale Raciborski
943. Cosmarium decedens var. borgei Krieger
944. Cosmarium decedens var. carpaticum Raciborski
945. Cosmarium decedens f. costaricense Kufferath
946. Cosmarium decedens f. minus ('minor') Skuja
947. Cosmarium decedens var. minutum (Gutwinski) Krieger & Gerloff
948. Cosmarium decedens f. obtusangulum ('obtusangula') Messikommer
949. Cosmarium decedens var. parallelum Messikommer
950. Cosmarium decedens var. sinuosum (Lundell)
951. Cosmarium decemverrucosum Skuja
952. Cosmarium decoratum West & West
953. Cosmarium decoratum var. dentiferum West & West
954. Cosmarium decoratum var. galpinii Claassen
955. Cosmarium decoratum f. kriegeri Woodhead & Tweed
956. Cosmarium decoratum var. waterbergense Claassen
957. Cosmarium decussiferum Borge
958. Cosmarium decussiferum var. mediogranulatum Förster & Eckert
959. Cosmarium decussiferum var. medionudum P. Bourrelly & A. Couté
960. Cosmarium dedolatum Noda & Skvortzov
961. Cosmarium deforme ('deformis') Noda & Skvortzov
962. Cosmarium deforme Borge
963. Cosmarium delatatum Noda & Skvortzov
964. Cosmarium delicatissimum Lemmermann
965. Cosmarium delicatulum (Perty) Rabenhorst
966. Cosmarium delicatulum O. Borge
967. Cosmarium deltoideum Delponte
968. Cosmarium demangeonii Brebisson
969. Cosmarium demersum Noda & Skvortzov
970. Cosmarium denotarisii_('De Notarisii') (Wittrock) Nordstedt
971. Cosmarium densegranulatum Skuja
972. Cosmarium dentatum Wolle
973. Cosmarium dentatum var. glabrum Irenee-Marie
974. Cosmarium dentatum var. minus Scott & Grönblad
975. Cosmarium dentatum var. ornatum Scott & Grönblad
976. Cosmarium dentatum f. spinosum Scott & Grönblad
977. Cosmarium denticulatum Borge
978. Cosmarium denticulatum f. borgei Irenee-Marie
979. Cosmarium denticulatum var. ellipsoideum Scott & Prescott
980. Cosmarium denticulatum var. hasanense Bharati & Hegde
981. Cosmarium denticulatum var. ovale Grönblad
982. Cosmarium denticulatum f. groenbladii Couté
983. Cosmarium denticulatum var. perspinosum Grönblad
984. Cosmarium denticulatum var. rotundatum Lütkemüller
985. Cosmarium denticulatum f. giganteum ('gigantea') Grönblad
986. Cosmarium denticulatum f. maius ('maior') Grönblad
987. Cosmarium denticulatum var. triangulare Grönblad
988. Cosmarium denticulatum f. victorinii Irenee-Marie
989. Cosmarium dentiferum var. alpinum Messikommer
990. Cosmarium dentiferum f. maius ('maior') Gutwinski
991. Cosmarium dentiferum f. minus ('minor') Huber-Pestalozzi
992. Cosmarium dentiferum f. minus ('minor') Manguin
993. Cosmarium dentiferum var. minus Karnat
994. Cosmarium dentiferum var. porrectum (Nordstedt) Playfair
995. Cosmarium dentiferum var. quadrum (Lund) Playfair
996. Cosmarium dentiferum var. sublatum (Nordstedt) Playfair
997. Cosmarium depauperatum Nordstedt
998. Cosmarium depressum Kützing
999. Cosmarium depressum Bailey
1000. Cosmarium depressum (Naegeli) Lundell
1001. Cosmarium depressum f. minus Behre
1002. Cosmarium depressum var. apertum (W.B. Turner) Hirano
1003. Cosmarium depressum f. brunneum ('brunnea') Schmidle
1004. Cosmarium depressum var. brunneum (Schmidle) Krieger & Gerloff
1005. Cosmarium depressum var. circulare Krieger & Gerloff
1006. Cosmarium depressum var. divergens Behre
1007. Cosmarium depressum var. elevatum Borge
1008. Cosmarium depressum var. excavatum Messikommer
1009. Cosmarium depressum var. granulatum W.B. Turner
1010. Cosmarium depressum var. holsaticum Homfeld
1011. Cosmarium depressum f. glabrum ('glabra') Schmidle
1012. Cosmarium depressum var. japonicum Hirano
1013. Cosmarium depressum var. mediopunctatum Croasdale
1014. Cosmarium depressum f. minimum ('minima') Schulz
1015. Cosmarium depressum var. minus ('minor') West
1016. Cosmarium depressum f. minus ('minor') U. C. Pandey & D. C. Pandey
1017. Cosmarium depressum f. minutum ('minuta') Heimerl
1018. Cosmarium depressum var. minutum (Heimerl) Krieger & Gerloff
1019. Cosmarium depressum var. planctonicum Reverdin
1020. Cosmarium depressum var. reniforme West & West
1021. Cosmarium depressum f. minus Hortobagyi
1022. Cosmarium depressum var. schroederi Krieger & Gerloff
1023. Cosmarium diadema W. Joshua
1024. Cosmarium diadema var. majus ('major') Wei
1025. Cosmarium diadematum Schaarschmidt
1026. Cosmarium dichondroides Grönblad
1027. Cosmarium dichondrum West & West
1028. Cosmarium dichondrum var. subhexagonum West & West
1029. Cosmarium dichondrum var. subpunctulatum Borge
1030. Cosmarium dichondrum var. tumidum Borge
1031. Cosmarium dickii ('dickiei') P.F.M. Coesel
1032. Cosmarium didelta (Turpin) Meneghini
1033. Cosmarium didymochondrum Nordstedt
1034. Cosmarium didymochondrum f. bosniacum ('bosniaca') Gutwinski
1035. Cosmarium didymochondrum var. novae-guineae Bernard
1036. Cosmarium didymochondrum f. tatricum ('tatrica') Gutwinski
1037. Cosmarium didymopentachondrum Roy & Bisset mss.
1038. Cosmarium didymoprotupsum West & West
1039. Cosmarium didymum Bernard
1040. Cosmarium difficile Lütkemüller
1041. Cosmarium difficile var. constrictum Messikommer
1042. Cosmarium difficile var. depressum Scott & Grönblad
1043. Cosmarium difficile var. dilatatum Borge
1044. Cosmarium difficile f. minus ('minor') Bourrelly
1045. Cosmarium difficile var. intermedium Woloszynska
1046. Cosmarium difficile var. interseptum (Jacobsen) Grönblad
1047. Cosmarium difficile f. triquetrum ('triquetra') Grönblad
1048. Cosmarium difficile f. laeve Scott & Prescott
1049. Cosmarium difficile f. rectangulum D.B. Williamson
1050. Cosmarium difficile var. rotundum Scott & Grönblad
1051. Cosmarium difficile var. sinuatum Schmidle
1052. Cosmarium difficile var. subimpressulum Messikommer
1053. Cosmarium difficile var. subleve Lütkemüller
1054. Cosmarium difficile var. subreinschii J. Ruzicka
1055. Cosmarium difficile f. trigonum ('trigona') Insam & Krieger
1056. Cosmarium difficile f. trigonum Insam & Krieger ex Krieger & Gerloff
1057. Cosmarium difficillimum Playfair
1058. Cosmarium dilatatum Lütkemüller
1059. Cosmarium dilatatum J. Lütkemüller
1060. Cosmarium dilatatum J. Lütkemüller ex H. Järnefelt
1061. Cosmarium dilatatum H. Järnefelt & R. Grönblad ex P.F.M. Coesel {supplanted}
1062. Cosmarium dimaziforme (Grönblad) Scott & Grönblad
1063. Cosmarium dimaziforme (R. Grönblad) A.M. Scott & Prescott
1064. Cosmarium dimaziforme var. concavum Förster & Eckert
1065. Cosmarium dimaziforme var. floridanum Scott & Grönblad
1066. Cosmarium dimaziforme var. goyazense Förster & Eckert
1067. Cosmarium dimaziforme var. undulatum Förster & Eckert
1068. Cosmarium diplodesmium Skuja
1069. Cosmarium diplosporum var. americanum (W. West & G. S. West) Krieger & Gerloff
1070. Cosmarium diplosporum var. intermedium ('intermedia') Irenee-Marie
1071. Cosmarium diplosporum f. minus ('minor') Hirano
1072. Cosmarium diplosporum var. ornatum (Fritsch) Krieger & Gerloff
1073. Cosmarium diplosporum var. stenocarpum (Schmidle) Krieger & Gerloff
1074. Cosmarium discretum Bennett
1075. Cosmarium dispersum L.N. Johnson
1076. Cosmarium dispersum f. truncatum ('truncata') West & West
1077. Cosmarium dispersum var. truncatum (W. West & G. S. West) Krieger
1078. Cosmarium dispersum var. wembaerense Schmidle
1079. Cosmarium distichoides G.S. West
1080. Cosmarium distichum Nordstedt
1081. Cosmarium distichum Nordstedt
1082. Cosmarium distichum var. heterochondrum Raciborski
1083. Cosmarium distichum var. irregulare Eichler & Gutwinski
1084. Cosmarium distichum var. suboctogonum Jao
1085. Cosmarium distinguendum Skuja
1086. Cosmarium distortum Förster & Eckert
1087. Cosmarium divergens Krieger
1088. Cosmarium divergentiforme Hirano
1089. Cosmarium docidioides Lütkemüller
1090. Cosmarium doidgei Fritsch & Rich
1091. Cosmarium dolabriforme Brandham
1092. Cosmarium doliforme West & West
1093. Cosmarium donnellii Wolle
1094. Cosmarium dorsirotundatum Krieger
1095. Cosmarium dorsitruncatiforme Gutwinski
1096. Cosmarium dorsitruncatum (Nordstedt) G.S. West
1097. Cosmarium dorsitruncatum var. pseudoscenedesmus (W. West & G. S. West) Krieger & Gerloff
1098. Cosmarium dorsogranulatum West & West
1099. Cosmarium dovrense Nordstedt
1100. Cosmarium dovrense f. tatricum ('tatrica') Raciborski
1101. Cosmarium dubium Bernard
1102. Cosmarium dubium Borge
1103. Cosmarium dubium (W.B. Turner) Biswas
1104. Cosmarium dubium (Turner) [Skuja]
1105. Cosmarium dubovianum Lütkemüller
1106. Cosmarium dulciferum W.B. Turner
1107. Cosmarium dusenii Borge
1108. Cosmarium dybowskii Gutwinski
1109. Cosmarium dybowskii Gutwinski
1110. Cosmarium dybowskii var. majus Messikommer
1111. Cosmarium eboracense W. West
1112. Cosmarium echinodermum Hinode
1113. Cosmarium eductum Roy & Bisset
1114. Cosmarium eductum var. angustatum W. West
1115. Cosmarium eductum var. tatricum Raciborski
1116. Cosmarium eichleri Raciborski
1117. Cosmarium eichlerianum (Grönblad) Messikommer
1118. Cosmarium einarteilingii Krieger & Gerloff
1119. Cosmarium elaboratum West & West
1120. Cosmarium elegans Brebisson
1121. Cosmarium elegans Roy & Bisset
1122. Cosmarium elegantissimum Lundell
1123. Cosmarium elegantissimum var. attenuatum W. R. Taylor
1124. Cosmarium elegantissimum f. intermedium Kaiser
1125. Cosmarium elegantissimum f. minus ('minor') W. West
1126. Cosmarium elegantissimum var. simplicius W. West & G. S. West
1127. Cosmarium elegantissimum f. majus ('major') Fritsch & Rich
1128. Cosmarium elegantissimum f. minus ('minor') Insam & Krieger
1129. Cosmarium elegantissimum var. subsimplex Grönblad
1130. Cosmarium elegantulum Messikommer
1131. Cosmarium elegantulum Messikommer
1132. Cosmarium elfvingii_('elfingii') Raciborski
1133. Cosmarium elfvingii var. altius Schmidle
1134. Cosmarium elfvingii f. sulcatum ('sulcata') Lütkemüller
1135. Cosmarium ellipsoidale Brühl & Biswas
1136. Cosmarium ellipsoideum Elfving
1137. Cosmarium ellipsoideum var. majus ('major') Raciborski
1138. Cosmarium ellipsoideum var. minus ('minor') Raciborski
1139. Cosmarium ellipsoideum f. minus ('minor') Boldt
1140. Cosmarium ellipsoideum f. minus ('minor') O. Andersson
1141. Cosmarium ellipsoideum var. notatum Raciborski
1142. Cosmarium ellipsoideum var. subellipticum Playfair
1143. Cosmarium ellipsoideum var. subfoveatum Playfair
1144. Cosmarium ellipticum Delponte
1145. problem card
1146. Cosmarium eloiseanum Wolle
1147. Cosmarium eloiseanum var. depressum West & West
1148. Cosmarium eloiseanum var. scrobiculatum Hughes
1149. Cosmarium elongatum Raciborski
1150. Cosmarium elongatum var. arcticum (Wille) Krieger & Gerloff
1151. Cosmarium elongatum var. lanceolatum (W. B. Turner) Krieger & Gerloff
1152. Cosmarium elongatum var. latum Krieger & Gerloff
1153. Cosmarium elongatum var. subcylindricum (W. West & G. S. West) Krieger & Gerloff
1154. Cosmarium emarginato-constrictum (Lemmermann) Lemmermann
1155. Cosmarium emarginatum Rabenhorst
1156. Cosmarium emarginatum West & West
1157. Cosmarium emarginatum Bharati & Hegde
1158. Cosmarium emarginatum var. curtum Schmidle
1159. Cosmarium emarginulum (Perty) Raciborski
1160. Cosmarium emarginulum f. helveticum ('helvetica') Raciborski
1161. Cosmarium emarginulum f. polonicum ('polonica') Raciborski
1162. Cosmarium engleri Schmidle
1163. Cosmarium enontekiense Grönblad
1164. Cosmarium entochondrum West & West
1165. Cosmarium entochondrum var. gilletii ('gilleti') Therezien
1166. Cosmarium entochondrum var. subquinarium Scott & Grönblad
1167. Cosmarium eriense Taft
1168. Cosmarium erosum Archer ms.
1169. Cosmarium erosum Delponte
1170. Cosmarium erosum Archer {Mscr.}
1171. Cosmarium etchachanense Roy & Bisset
1172. Cosmarium euastriforme Gutwinski
1173. Cosmarium euastroides Delponte
1174. Cosmarium euastron W. Joshua
1175. Cosmarium euroum Skuja
1176. Cosmarium euroum var. metacystis Skuja
1177. Cosmarium euryisthmum Brühl & Biswas
1178. Cosmarium euryophrys Skuja
1179. Cosmarium euryophrys var. hemisphaericum Skuja
1180. Cosmarium eutelium Skuja
1181. Cosmarium everettense Wolle
1182. Cosmarium exactum Krieger & Bourrelly
1183. Cosmarium exasperatum W. Joshua
1184. Cosmarium exasperatum var. spinatum Scott & Prescott
1185. Cosmarium excavatum Nordstedt
1186. Cosmarium excavatum var. ellipticum Wille
1187. Cosmarium excavatum var. horizontale (Schmidle) Strøm
1188. Cosmarium excavatum var. longum Grönblad
1189. Cosmarium excavatum f. majus ('major') Boldt
1190. Cosmarium excavatum var. ornatum Bourrelly
1191. Cosmarium excavatum var. trigonum Lagerheim
1192. Cosmarium excentricum Borge
1193. Cosmarium excrescens Scott & Grönblad
1194. Cosmarium exiguum var. crassum Hinode
1195. Cosmarium exiguum var. dilatatum (Schmidle) Krieger & Gerloff
1196. Cosmarium exiguum var. hexagonum (Grönblad) Krieger & Gerloff
1197. Cosmarium exiguum f. incrassatum Scott & Grönblad
1198. Cosmarium exiguum var. isthmolatum Therezien
1199. Cosmarium exiguum f. maius ('maior') Nordstedt ex Krieger & Gerloff
1200. Cosmarium exiguum var. maius Krieger & Gerloff
1201. Cosmarium exiguum f. minus ('minor') W.B. Turner
1202. Cosmarium exiguum var. norimbergense (Reinsch) Schmidle
1203. Cosmarium exiguum f. minus ('minor') (Reinsch) Lütkemüller
1204. Cosmarium exiguum f. ocellatum Grönblad & Croasdale
1205. Cosmarium fenestratum Corda
1206. Cosmarium exiguum var. ocellatum (Schmidle) Krieger & Gerloff
1207. Cosmarium exiguum var. planum (W. West & G. S. West) Krieger & Gerloff
1208. Cosmarium exiguum var. pressum West & West
1209. Cosmarium exiguum f. pygmaeum Scott & Grönblad
1210. Cosmarium exiguum var. subrectangulum West & West
1211. Cosmarium exiguum f. trigonum ('trigona') Nordstedt
1212. Cosmarium exile (W.B. Turner) West & West
1213. Cosmarium exile (W.B. Turner) Biswas
1214. Cosmarium eximium West & West
1215. Cosmarium exornatum Printz
1216. Cosmarium faakense Beck-Mannagetta
1217. Cosmarium faberi Lütkemüller
1218. Cosmarium fastidiosum West & West
1219. Cosmarium fastidiosum var. quinquestriatum Grönblad
1220. Cosmarium fastidiosum var. simplex Noda & Skvortzov
1221. Cosmarium fastigatum Scott & Grönblad
1222. Cosmarium favum West & West
1223. Cosmarium favum var. africanum Fritsch & Rich
1224. Cosmarium favum var. subafricanum Förster & Eckert
1225. Cosmarium feldmannii Bourrelly
1226. Cosmarium feldmannii var. nasiferum (Grönblad & Scott) J. A. Rino
1227. Cosmarium finmarkiae Borge
1228. Cosmarium flavum Roy & Bisset
1229. Cosmarium floridanum var. ambadiense Grönblad & Scott
1230. Cosmarium floridanum var. brasiliense Grönblad
1231. Cosmarium floriferum G.S. West
1232. Cosmarium fluviatile Playfair
1233. Cosmarium foersteri Schmidle
1234. Cosmarium foersteri Messikommer
1235. Cosmarium fontigenum Nordstedt
1236. Cosmarium fontigenum f. pseudofontigenum (Gutwinski) Borzecki
1237. Cosmarium forceps Brühl & Biswas
1238. Cosmarium formosulum Hoff
1239. Cosmarium formosulum var. aequatoriense Nordstedt
1240. Cosmarium formosulum var. depauperatum Gutwinski
1241. Cosmarium formosulum var. hyperevolutum Messikommer
1242. Cosmarium formosulum var. inordinatum Kiseleva
1243. Cosmarium formosulum var. mesochondrium (Schmidle) Hirano
1244. Cosmarium formosulum var. nathorstii (Boldt) West & West
1245. Cosmarium formosulum f. wisemaniense Croasdale
1246. Cosmarium formosulum var. pergranulatum Messikommer
1247. Cosmarium formosulum var. pergranulatum Messikommer
1248. Cosmarium formosulum var. poljanae Pevalek
1249. Cosmarium forte W.B. Turner
1250. Cosmarium foveatum Schmidle
1251. Cosmarium franconicum Gutwinski
1252. Cosmarium franzstonii Taft
1253. Cosmarium franzstonii var. subarcticum Croasdale
1254. Cosmarium freemanii West & West
1255. Cosmarium freemanii var. ocellatum Krieger
1256. Cosmarium freemanii var. verrucosum Scott & Prescott
1257. Cosmarium freystadtiense Grönblad
1258. Cosmarium friedae Schmidle
1259. Cosmarium fritschii Hodgetts
1260. Cosmarium fuellebornii_('Fu\*:llebornei') Schmidle
1261. Cosmarium furcatospermum W. West & G. S. West
1262. Cosmarium furcatospermum var. bipyrenoidosum Compère
1263. Cosmarium furcatospermum var. koreanum ('koreana') Skvortzov
1264. Cosmarium furcatospermum var. tumidum Grönblad
1265. Cosmarium furcatum Förster & Eckert
1266. Cosmarium fuseense Hirano
1267. Cosmarium fusum Roy & Bisset
1268. Cosmarium galeritum W. West & G.S. West
1269. Cosmarium galeritum Nordstedt
1270. Cosmarium galeritum var. borgei Krieger & Gerloff
1271. Cosmarium galeritum var. granulatum Suxena & Venkateswarlu
1272. Cosmarium galeritum var. latum (Rich) Krieger & Gerloff
1273. Cosmarium galeritum var. minus Reinsch
1274. Cosmarium galeritum var. minus Wille
1275. Cosmarium galeritum var. muelleri (Schmidle) Krieger & Gerloff
1276. Cosmarium galeritum var. retusum G.S. West
1277. Cosmarium galeritum var. subtumidum Borge
1278. Cosmarium galeritum var. unicentricum Grönblad
1279. Cosmarium galeritum var. westii Krieger & Gerloff
1280. Cosmarium galpinii Claassen
1281. Cosmarium gangense W.B. Turner
1282. Cosmarium garrolense Roy & Bisset
1283. Cosmarium garrolense var. crassum Jao
1284. Cosmarium garrolense f. dimidio-minus ('dimidio-minor') Grönblad
1285. Cosmarium garrolense var. dimidio-minus ('dimidio-minor') (Grönblad) Krieger & Gerloff
1286. Cosmarium garrolense var. minus_('minor') Kidd & Wade
1287. Cosmarium garrolense var. pyramidatum Krieger & Gerloff
1288. Cosmarium garrolense var. rodense Krieger & Gerloff
1289. Cosmarium garrolense var. subundulatum (Schmidle) Krieger & Gerloff
1290. Cosmarium garrolense var. tholiforme (Taylor) Krieger & Gerloff
1291. Cosmarium gayanum De Toni
1292. Cosmarium gayanum var. eboracense (West) West & West
1293. Cosmarium gayanum f. kerguelense ('kerguelensis') Wille
1294. Cosmarium gayanum f. olympicum ('olympica') Petkov
1295. Cosmarium gayanum var. rotundatum ('rotundata') Fritsch
1296. Cosmarium gayii Gutwinski
1297. Cosmarium gbuliense Woodhead & Tweed
1298. Cosmarium geminatum Lundell
1299. Cosmarium geminatum f. berolinense ('berolinensis') Raciborski
1300. Cosmarium geminatum f. polonicum ('polonica') Eichler
1301. Cosmarium geminatum var. hexastichum Voronikhin
1302. Cosmarium geminatum f. lapponicum Förster
1303. Cosmarium geminatum f. ornatum Behre
1304. Cosmarium geminatum f. polonicum ('polonica') Eichler & Gutwinski
1305. Cosmarium geminatum var. rotundatum Lütkemüller
1306. Cosmarium geminatum f. suecicum ('suecica') Raciborski
1307. Cosmarium gemma Grönblad & Scott
1308. Cosmarium gemmatum Brebisson
1309. Cosmarium gemmatum Turner
1310. Cosmarium gemmatum Wallich mscr.
1311. Cosmarium gemmiferum Brebisson
1312. Cosmarium genuosum Nordstedt
1313. Cosmarium genuosum Nordstedt
1314. Cosmarium genuosum var. minus Gutwinski
1315. Cosmarium genuosum var. minus Gutwinski
1316. Cosmarium genuosum var. minus Gutwinski
1317. Cosmarium genuosum var. minus Gutwinski
1318. Cosmarium geometricum West & West
1319. Cosmarium geometricum var. adoxoides W. West & G. S. West
1320. Cosmarium geometricum var. latum Printz
1321. Cosmarium geometricum var. pseudoretusiforme (Grönblad) Krieger & Gerloff
1322. Cosmarium geometricum var. suecicum Borge
1323. Cosmarium gerdae Compère
1324. Cosmarium gerstenbergeri P. Richter
1325. Cosmarium gessneri Krieger & Bourrelly
1326. Cosmarium gibberulum Lütkemüller
1327. Cosmarium gibberulum var. subdistichum Grönblad
1328. Cosmarium gibbosum Bernard
1329. Cosmarium giganteum (Y. Therezien) P.F.M. Coesel
1330. Cosmarium ginzbergeri Grönblad
1331. Cosmarium ginzbergeri var. ornatum Prescott
1332. Cosmarium glaphyronotum West & West
1333. Cosmarium glaziovii Wille
1334. Cosmarium glaziovii var. coliferum (Lagerheim) Krieger & Gerloff
1335. Cosmarium globosum Bulnheim
1336. Cosmarium globosum var. boldtii Krieger & Gerloff
1337. Cosmarium globosum var. compressum Wille
1338. Cosmarium globosum f. majus ('major') Wille
1339. Cosmarium globosum f. majus ('major') Wille
1340. Cosmarium globosum var. maius (Wille) Krieger & Gerloff
1341. Cosmarium globosum var. manguinii Krieger & Gerloff
1342. Cosmarium globosum f. minus ('minor') Boldt
1343. Cosmarium globosum var. minus (Hansgirg) West & West
1344. Cosmarium globosum var. scrobiculatum Bourrelly
1345. Cosmarium globosum var. scrobiculosum Grönblad
1346. Cosmarium globosum var. subaltum Messikommer
1347. Cosmarium globosum var. subarctoum Lagerheim
1348. Cosmarium globosum f. minus ('minor') Wittrock & Nordstedt
1349. Cosmarium globosum var. trigonum Wille
1350. Cosmarium globosum var. wollei West & West
1351. Cosmarium globosum f. majus ('major') G. S. West
1352. Cosmarium globulatum W. & G.S. West
1353. Cosmarium glyptodermum West & West
1354. Cosmarium glyptodermum var. tuberculatum Scott & Prescott
1355. Cosmarium goniodes West & West
1356. Cosmarium goniodes var. subturgidum West & West
1357. Cosmarium goniodes var. triquetrum Grönblad
1358. Cosmarium goniodes var. variolatum West & West
1359. Cosmarium goniostichum Skuja
1360. Cosmarium gorskii Woloszynska
1361. Cosmarium gostyniense (Raciborski) Grönblad
1362. Cosmarium gostyniense var. foersteri Suxena & Venkateswarlu
1363. Cosmarium gostyniense var. umbonatum (Turner) Krieger & Gerloff
1364. Cosmarium gotlandicum Wittrock
1365. Cosmarium gotlandicum var. cambrense W. Turner
1366. Cosmarium gotlandicum var. minus Wille
1367. Cosmarium goyazense Förster & Eckert
1368. Cosmarium granatum W.B. Turner
1369. Cosmarium granatum Brebisson ex Ralfs
1370. Cosmarium granatum var. africanum Fritsch
1371. Cosmarium granatum f. alatum ('alata') Jacobsen
1372. Cosmarium granatum var. latum (Jacobsen) Förster
1373. Cosmarium granatum var. angustum Hinode
1374. Cosmarium granatum var. borgei Lagerheim
1375. Cosmarium granatum var. concavum Lagerheim
1376. Cosmarium granatum var. concavum Lagerheim
1377. Cosmarium granatum var. delpontei_('delpontii') Gutwinski
1378. Cosmarium granatum var. depressum Strøm
1379. Cosmarium granatum var. elongatum Nordstedt
1380. Cosmarium granatum f. latius ('latior') Grönblad
1381. Cosmarium granatum f. latius ('latior') Wille
1382. Cosmarium granatum var. gibbosum Schmidle
1383. Cosmarium granatum var. grunovii Roy & Bisset
1384. Cosmarium granatum var. hexagonum Klebs
1385. Cosmarium granatum var. latum Rich
1386. Cosmarium granatum f. messikommeri Croasdale
1387. Cosmarium granatum var. mirificum Jao
1388. Cosmarium granatum var. ocellatum West & West
1389. Cosmarium granatum f. pentagonum ('pentagona') Raciborski
1390. Cosmarium granatum var. pyramidale ('pyramidalis') Schmidle
1391. Cosmarium granatum var. pyramidale (Schmidle) Krieger & Gerloff
1392. Cosmarium granatum var. raneegungense (W. B. Turner) Krieger & Gerloff
1393. Cosmarium granatum var. rotundatum Krieger
1394. Cosmarium granatum f. scrobiculatum Scott & Prescott
1395. Cosmarium granatum var. subangulare West & West
1396. Cosmarium granatum var. subgranatum Nordstedt
1397. Cosmarium granatum f. crassum ('crassa') Roll
1398. Cosmarium granatum var. subhammeri ('subhammerii') Jao
1399. Cosmarium granatum var. triagonale Wille
1400. Cosmarium granatum var. trigonium Printz
1401. Cosmarium granatum var. typicum Klebs
1402. Cosmarium grande (Delponte) Biswas
1403. Cosmarium grande var. cuneatum (Turner) Biswas
1404. Cosmarium grandiforme var. americanum ('americana') J.A. Cushman
1405. Cosmarium grandituberculatum Olney
1406. Cosmarium grandituberculatum Olney
1407. Cosmarium grantii Roy & Bisset
1408. Cosmarium granulatiforme Hinode
1409. Cosmarium granulatum W. West
1410. Cosmarium granulosum Brühl & Biswas
1411. Cosmarium granulusculum Roy & Bisset
1412. Cosmarium gregorii Roy & Bisset ined.
1413. Cosmarium gregoryi Roy & Bisset
1414. Cosmarium gregoryi Roy & Bisset
1415. Cosmarium gregoryi var. janoviense Gutwinski
1416. Cosmarium gregoryi var. janoviense Gutwinski
1417. Cosmarium gregoryi var. papilliferum Gutwinski
1418. Cosmarium groenbladii Förster
1419. Cosmarium groenbladii (Grönblad) Thomasson
1420. Cosmarium groenbladii f. minus ('minor') Thomasson
1421. Cosmarium guatemalense var. reductum Prescott
1422. Cosmarium guianense Raciborski
1423. Cosmarium guatemalense W. R. Taylor
1424. Cosmarium gutwinskii Raciborski
1425. Cosmarium gutwinskii Printz
1426. Cosmarium haaboeliense Wille
1427. Cosmarium haaboeliense var. protractum West & West
1428. Cosmarium hammeri P. Reinsch
1429. Cosmarium hammeri f. abscissum ('abscissa') Schmidle
1430. Cosmarium hammeri var. africanum Fritsch
1431. Cosmarium hammeri var. croasdaleae Krieger & Gerloff
1432. Cosmarium hammeri var. elevatum Hinode
1433. Cosmarium hammeri var. hinganicum Noda & Skvortzov
1434. Cosmarium hammeri var. homalodermum (Nordstedt) W. West & G. S. West
1435. Cosmarium hammeri f. intermedium P. Reinsch
1436. Cosmarium hammeri f. majus P. Reinsch
1437. Cosmarium hammeri f. minimum ('minima') Hortobagyi
1438. Cosmarium hammeri f. minus Reinsch
1439. Cosmarium hammeri var. minus ('minor') Claassen
1440. Cosmarium hammeri f. octogibbosum Reinsch
1441. Cosmarium hammeri var. protuberans West & West
1442. Cosmarium hammeri f. ellipticum Förster & Eckert
1443. Cosmarium hammeri var. retusiforme Wille
1444. Cosmarium hammeri var. samoense (Wille) Krieger & Gerloff
1445. Cosmarium hammeri var. schmidlei Grönblad & Scott
1446. Cosmarium hammeri var. sinuatum Borge
1447. Cosmarium hammeri var. subangustatum Boldt
1448. Cosmarium hammeri var. subbinale Nordstedt
1449. Cosmarium hammeri var. subbinale Nordstedt
1450. Cosmarium hammeri var. sublaeve Raciborski
1451. Cosmarium hammeri f. tumidum Scott & Grönblad
1452. Cosmarium hammeri f. typicum ('typica') W. B. Turner
1453. Cosmarium hansgirgianum Schmidle
1454. Cosmarium hardyi G.S. West
1455. Cosmarium hardyi G.S. West
1456. Cosmarium haydrichianum Schmidle
1457. Cosmarium haynaldii Schaarschmidt
1458. Cosmarium heimerlii W. West & G. S. West
1459. Cosmarium heimerlii var. tumidum W. & G.S.
1460. Cosmarium helcangulare Nordstedt
1461. Cosmarium helcangulare var. brasiliense Krieger
1462. Cosmarium heliosporum Maskell
1463. Cosmarium hellbergii Grönblad & Croasdale
1464. Cosmarium heptangulare Lacoste de Díaz
1465. Cosmarium herzogii Lemmermann
1466. Cosmarium heterochondrum Nordstedt
1467. Cosmarium heterochondrum var. isochondrum Couté & Rousselin
1468. Cosmarium heterochondrum var. mediogemmatum (W. West & G. S. West) W. West & G. S. West
1469. Cosmarium heterodentatum Hinode
1470. Cosmarium heterodoxum (W.B. Turner) Biswas
1471. Cosmarium heterodoxum var. armatum (Turner) Biswas
1472. Cosmarium heuflerianum Grunow ex Rabenhorst
1473. Cosmarium hexagonoides Brühl & Biswas
1474. Cosmarium hexagonum Nordstedt
1475. Cosmarium hexagonum Elfving
1476. Cosmarium hexagonum var. ornatum Borge
1477. Cosmarium hexalobum Nordstedt
1478. Cosmarium hexalobum var. biseriatum Krieger
1479. Cosmarium hexalobum var. laticeps Grönblad
1480. Cosmarium hexalobum f. longum Kosinskaya
1481. Cosmarium hexalobum var. messikommeri ('messikommerii') Bourrelly
1482. Cosmarium hexalobum var. minus ('minor') Roy & Bisset
1483. Cosmarium hexalobum var. ornatum Woronichin
1484. Cosmarium hexalobum var. rossicum Borge
1485. Cosmarium hexapapillatum Jao
1486. Cosmarium hexapapillatum var. novempapillatum Zhu & Hu
1487. Cosmarium hexastichum Lundell
1488. Cosmarium hexastichum var. nordstedtii Wittrock
1489. Cosmarium hexastichum var. octastichum Nordstedt
1490. Cosmarium hexastichum var. polystichum Boldt
1491. Cosmarium hians Borge
1492. Cosmarium hibernicum W. West
1493. Cosmarium hieronymusii Schmidle
1494. Cosmarium hieronymusii f. majus ('major') Schmidle
1495. Cosmarium holmiense Lundell
1496. Cosmarium holmiense var. africanum Krieger & Gerloff
1497. Cosmarium holmiense var. attenuatum Gutwinski
1498. Cosmarium holmiense f. minutum Beck-Mannagetta
1499. Cosmarium holmiense var. integrum Lundell
1500. Cosmarium holmiense f. constrictum ('constricta') Gutwinski
1501. Cosmarium holmiense f. constrictum ('constricta') Gutwinski
1502. Cosmarium holmiense f. lobatum (Filarszky) Ruzicka
1503. Cosmarium holmiense f. majus ('major') Messikommer
1504. Cosmarium holmiense f. ovale Förster
1505. Cosmarium holmiense f. trigonale Skuja
1506. Cosmarium holmiense var. intermedium Gutwinski
1507. Cosmarium holmiense var. intermedium Gutwinski
1508. Cosmarium holmiense var. kirchnerianum Raciborski
1509. Cosmarium holmiense var. laticeps Krieger & Gerloff
1510. Cosmarium holmiense var. lundellii Raciborski
1511. Cosmarium holmiense f. minus ('minor') Maskell
1512. Cosmarium holmiense var. nanum Gutwinski
1513. Cosmarium holmiense var. nordstedtii Raciborski
1514. Cosmarium holmiense var. punctatum ('punctata') Kirchner
1515. Cosmarium holmiense var. saxicola ('saxicolum') Raciborski
1516. Cosmarium holmiense var. trigonum Nordstedt
1517. Cosmarium holmiense var. undatum West & West
1518. Cosmarium holmii Wille
1519. Cosmarium holmii f. depauperatum ('depauperata') Boldt
1520. Cosmarium holmii f. minus ('minor') Boldt
1521. Cosmarium homalodermum Nordstedt
1522. Cosmarium homalodermum var. javanicum Bernard
1523. Cosmarium homalodermum var. maximum ('maxima') Istvanffi
1524. Cosmarium homalodermum var. maximum ('maxima') Istvanffi
1525. Cosmarium homalodermum var. minus ('minor') Schmidle
1526. Cosmarium homalodermum var. samoense ('samoensis') Wille
1527. Cosmarium homalodermum f. typicum ('typica') W.B. Turner
1528. Cosmarium homalodermum var. rotundatum Wille
1529. Cosmarium hookeri J. Schaarschmidt
1530. Cosmarium horikawanum Hinode
1531. Cosmarium horizontale (Schmidle) Cedergren
1532. Cosmarium hornavanense Gutwinski
1533. Cosmarium hornavanense f. davosiense Ruzicka
1534. Cosmarium hornavanense f. arcticum Croasdale
1535. Cosmarium hornavanense var. dubovianum (Lütkemüller) Ruzicka
1536. Cosmarium hornavanense f. luetkemuelleri Ruzicka
1537. Cosmarium hornavanense f. messikommeri Ruzicka
1538. Cosmarium hornavanense f. ochthodeiforme ('ochthodeiformis') Ruzicka
1539. Cosmarium hornavanense f. helveticum ('helvetica') Ducellier
1540. Cosmarium hornavanense var. janoviense (Gutwinski) Ruzicka
1541. Cosmarium hornavanense f. hybridum ('hybrida') Ruzicka
1542. Cosmarium hornavanense var. mesoleium (Nordstedt) Ruzicka
1543. Cosmarium hornavanense f. ochthodeiforme ('ochthodeiformis') Ruzicka
1544. Cosmarium hornavanense var. minus ('minor') Roubal
1545. Cosmarium hornavanense var. mirabile Ruzicka
1546. Cosmarium hornavanense var. subtetraophthalmum Messikommer {nomen}
1547. Cosmarium horomuiense ('horomuiensis') Hirano
1548. Cosmarium horridum Borge
1549. Cosmarium huillense W. & G.S. West
1550. Cosmarium humile Nordstedt ex De Toni
1551. Cosmarium humile var. danicum (Børgesen) Schmidle
1552. Cosmarium humile var. glabratum Schmidle
1553. Cosmarium humile var. glabratum (Raciborski) Schmidle
1554. Cosmarium humile var. glabrum Gutwinski
1555. Cosmarium humile var. glabrum Gutwinski
1556. Cosmarium humile var. granulatum Noda & Skvortzov
1557. Cosmarium humile var. lacustre Taylor
1558. Cosmarium humile f. majus ('major') Irenee-Marie
1559. Cosmarium humile var. ornatum Krieger & Bourrelly
1560. Cosmarium humile var. pseudodanicum Schmidle
1561. Cosmarium humile var. raciborskii Schmidle
1562. Cosmarium humile var. striatum (Boldt) Schmidle
1563. Cosmarium humile var. subdanicum (West) Schmidle
1564. Cosmarium humile var. subhumile (Gutwinski) Schmidle
1565. Cosmarium humile var. substriatum (Nordstedt) Schmidle
1566. Cosmarium humile f. minus ('minor') (Schmidle) Schmidle
1567. Cosmarium hunanicum Jao
1568. Cosmarium hunyadyana Schaarschmidt
1569. Cosmarium hyacinthi Gutwinski
1570. Cosmarium hypochondrum Scott & Grönblad
1571. Cosmarium hypochondrum f. retusum Scott & Grönblad
1572. Cosmarium ibicuyense ('ibicuyensis') Lacoste de Díaz
1573. Cosmarium illudens Lütkemüller mscr.
1574. Cosmarium iltisii Therezien
1575. Cosmarium impressulum Elfving
1576. Cosmarium impressulum var. alpicola Schmidle
1577. Cosmarium impressulum var. cosandeyi J. Ruzicka
1578. Cosmarium impressulum var. crenulatum Krieger & Gerloff
1579. Cosmarium impressulum f. croasdaleae Förster
1580. Cosmarium impressulum f. granulatum ('granulata') Messikommer
1581. Cosmarium impressulum var. granulatum (Messikommer) Krieger & Gerloff
1582. Cosmarium impressulum f. integratum ('integrata') Heimerl
1583. Cosmarium impressulum var. johorense Bernard
1584. Cosmarium impressulum f. minus ('minor') W.B. Turner
1585. Cosmarium impressulum var. minus ('minor') F. Cosandey
1586. Cosmarium impressulum f. minus ('minor') Manguin
1587. Cosmarium impressulum var. octangulare ('octangularis') Hirano
1588. Cosmarium impressulum var. punctatum Strøm
1589. Cosmarium impressulum f. suborthogonum ('suborthogona') (Raciborski) W. West & G. S. West
1590. Cosmarium impressulum var. suborthogonum ('suborthogona') (Raciborski) Taft
1591. Cosmarium impressulum f. minus ('minor') Croasdale
1592. Cosmarium impressulum f. scottii Croasdale
1593. Cosmarium impressulum f. tholiforme Taylor
1594. Cosmarium impressulum var. trigonum Krieger & Gerloff
1595. Cosmarium inaequalinotatum Scott & Grönblad
1596. Cosmarium inaequalipellicum West & West
1597. Cosmarium inaequalipellicum f. minus ('minor') West & West
1598. Cosmarium inane W.B. Turner
1599. Cosmarium incavatum W.B. Turner
1600. Cosmarium incavatum var. planum W.B. Turner
1601. Cosmarium incavatum f. tchadense Compère
1602. Cosmarium incertum Schmidle
1603. Cosmarium incertum var. borgei Krieger & Gerloff
1604. Cosmarium incertum f. consociatum Croasdale
1605. Cosmarium incertum var. galiciense (Gutwinski) Krieger & Gerloff
1606. Cosmarium incertum var. groenlandicum Gutwinski
1607. Cosmarium incertum var. groenlandicum Gutwinski
1608. Cosmarium incertum f. galiciense ('galiciensis') Gutwinski
1609. Cosmarium incisum W. Joshua
1610. Cosmarium incisum Raciborski
1611. Cosmarium inclusum Borge
1612. Cosmarium inconspicuum West & West
1613. Cosmarium inconspicuum f. majus ('major') Milovanovic
1614. Cosmarium inconspicuum f. minus ('minor') Irenee-Marie
1615. Cosmarium inconspicuum var. skujae Grönblad
1616. Cosmarium incrassatoplicatum Hinode
1617. Cosmarium incrassatum Playfair
1618. Cosmarium incrassatum (F.E. Fritsch & F. Rich)
1619. Cosmarium incrassatum var. amazonense Förster
1620. Cosmarium incrassatum var. brasiliense Förster
1621. Cosmarium incrassatum var. schmidlei (Printz) Krieger & Gerloff
1622. Cosmarium incurvum J. Lütkemüller ex R. Grönblad
1623. Cosmarium incurvum Skuja
1624. Cosmarium incus Brebisson
1625. Cosmarium indentatum Grönblad
1626. Cosmarium indentatum var. ellipticum Scott & Grönblad
1627. Cosmarium indicum W.B. Turner
1628. Cosmarium induratum Gutwinski
1629. Cosmarium inferum (W.B. Turner) Biswas
1630. Cosmarium infirmum Grönblad
1631. Cosmarium infirmum f. minus ('minor') Grönblad
1632. Cosmarium infirmum var. minus (Grönblad) Krieger & Gerloff
1633. Cosmarium inflatum Wolle
1634. Cosmarium innotum W.B. Turner
1635. Cosmarium inornatum W. Joshua
1636. Cosmarium insamii ('insami') Insam & Krieger
1637. Cosmarium insamii var. granuliferum Grönblad
1638. Cosmarium insigne Schmidle
1639. Cosmarium insigne W.B. Turner
1640. Cosmarium insulare (Wittrock) Schmidle
1641. Cosmarium integerrimum Raciborski
1642. Cosmarium intermedium Delponte
1643. problem card
1644. Cosmarium intermedium var. majus ('major') Irenee-Marie & Hilliard
1645. Cosmarium intermedium f. minus ('minor') Schmidle
1646. Cosmarium inusitatum K. Förster & Eckert
1647. Cosmarium iracouboense Therezien
1648. Cosmarium irregulare Wolle
1649. Cosmarium ishimadae Skvortzov & Noda
1650. Cosmarium isthmium W. West
1651. Cosmarium isthmium var. brasiliense Grönblad
1652. Cosmarium isthmium f. hibernicum ('hibernica') W. West & G. S. West
1653. Cosmarium isthmium var. horizontale Schmidle
1654. Cosmarium isthmium var. willei W. West
1655. Cosmarium isthmochondrum Nordstedt
1656. Cosmarium isthmochondrum var. achondrum W.B. Turner
1657. Cosmarium isthmochondrum var. asymmetricum Scott & Grönblad
1658. Cosmarium isthmochondrum f. bipapillatum Compère
1659. Cosmarium isthmochondrum var. biseriatum West & West
1660. Cosmarium isthmochondrum var. brasiliense Borge
1661. Cosmarium isthmochondrum var. decussiferum (O.Borge) Croasdale
1662. Cosmarium isthmochondrum f. integrum ('integra') Schmidle
1663. Cosmarium isthmochondrum var. ornatum Borge
1664. Cosmarium isthmochondrum var. pergranulatum West & West
1665. Cosmarium isthmochondrum var. variabile Messikommer
1666. Cosmarium isthmocymatium Skuja
1667. Cosmarium istvanffii Gutwinski
1668. Cosmarium itatiayae Krieger
1669. Cosmarium javanicum Nordstedt
1670. Cosmarium javanicum var. elongatum Krieger & Gerloff
1671. Cosmarium javanicum var. latum Lütkemüller
1672. Cosmarium javanicum var. perpastum (W. B. Turner) Krieger & Gerloff
1673. Cosmarium javanicum var. profundo-constrictum Fritsch
1674. Cosmarium javense Bernard
1675. Cosmarium jelskii Woloszynska
1676. Cosmarium jemtlandicum Grönblad
1677. Cosmarium jenisejense Boldt
1678. Cosmarium jenisejense var. australe Playfair
1679. Cosmarium jenisejense var. bicrenatum Gutwinski
1680. Cosmarium jenisejense var. bicrenatum Gutwinski
1681. Cosmarium jenisejense var. notatum (Grönblad) Förster
1682. Cosmarium jenisejense var. notatum (Grönblad) Förster
1683. Cosmarium jenisejense var. rectangulum Gutwinski
1684. Cosmarium johnsonii (W. West & G. S. West) Grönblad
1685. Cosmarium johnsonii W. West & G.S. West
1686. Cosmarium johorense Bernard
1687. Cosmarium joshuae W.B. Turner
1688. Cosmarium jundzillii Raciborski
1689. Cosmarium jundzillii var. podlachicum Eichler & Gutwinski
1690. Cosmarium kaiseri Messikommer
1691. Cosmarium kamiyamense Hinode
1692. Cosmarium kangofurinense Woodhead & Tweed
1693. Cosmarium kanitzii Schaarschmidt
1694. Cosmarium kanitzii var. brasiliense R. Grönblad
1695. Cosmarium karlinskii Gutwinski
1696. Cosmarium kazanowskii Woloszynska
1697. Cosmarium kilimanense Schmidle
1698. Cosmarium kirchneri Børgesen
1699. Cosmarium kirchneri var. uniforme West & West
1700. Cosmarium kitamuranum Hirano
1701. Cosmarium kitamuranum Hirano
1702. Cosmarium kitchelii Wolle
1703. Cosmarium kivuense Conrad
1704. Cosmarium kjellmanii ('kjellmani') Wille
1705. Cosmarium kjellmanii subsp. grande Wille
1706. Cosmarium kjellmanii var. grande (Wille) [W. West & G. S. West]
1707. Cosmarium kjellmanii f. minus ('minor') Gutwinski
1708. Cosmarium kjellmanii var. ornatum Wille
1709. Cosmarium kjellmanii var. podolicum Gutwinski
1710. Cosmarium klebsianum W.B. Turner
1711. Cosmarium klebsii ('klebsi') Gutwinski
1712. Cosmarium klebsii Gutwinski
1713. Cosmarium klebsii var. subpunctulatum Schmidle
1714. Cosmarium kolkwitzii Krieger
1715. Cosmarium kostei K. Thomasson
1716. Cosmarium kotilainense Grönblad
1717. Cosmarium krkense Pevalek
1718. Cosmarium ktenophorum Skuja
1719. Cosmarium kuetzingianum (Reinsch) J. E. Weiss
1720. Cosmarium kufferathii Van Oye
1721. Cosmarium kwangsiense Jao
1722. Cosmarium labiatum Borge
1723. Cosmarium laciniatum W.B. Turner
1724. Cosmarium lacunatum G.S. West
1725. Cosmarium lacustre Brühl & Biswas
1726. Cosmarium laeve Rabenhorst
1727. Cosmarium laeve var. acervatum Förster & Eckert
1728. Cosmarium laeve f. acuminatum ('acuminata') Fritsch & Stephens
1729. Cosmarium laeve var. africanum Krieger & Gerloff
1730. Cosmarium laeve var. brasiliense Croasdale
1731. Cosmarium laeve var. cymatium West & West
1732. Cosmarium laeve var. depressum Croasdale
1733. Cosmarium laeve var. distentum G. S. West
1734. Cosmarium laeve var. gotlandiae Krieger & Gerloff
1735. Cosmarium laeve var. hispanicum ('hispanica') Lewin
1736. Cosmarium laeve f. majus ('major') West & West
1737. Cosmarium laeve f. majus ('major') Irenee-Marie
1738. Cosmarium laeve var. majus Claassen
1739. Cosmarium laeve f. maximum ('maxima') Pevalek
1740. Cosmarium laeve var. minimum W. & G.S. West
1741. Cosmarium laeve f. minus ('minor') W.B. Turner
1742. Cosmarium laeve var. octangulare ('octangularis') (Wille) West & West
1743. Cosmarium laeve var. pseudo-octangulare ('pseudo-octangularis') Fritsch
1744. Cosmarium laeve var. reniforme Hirano
1745. Cosmarium laeve f. rotundatum ('rotundata') Fritsch & Stephens
1746. Cosmarium laeve var. rotundatum Messikommer
1747. Cosmarium laeve var. septentrionale_('septemtrionale') Wille
1748. Cosmarium laeve f. protuberans Scott & Prescott
1749. Cosmarium laeve var. tumidum Grönblad
1750. Cosmarium laeve var. undulatum ('undulata') Schmidle
1751. Cosmarium laeve var. westii Krieger & Gerloff
1752. Cosmarium laeve f. protuberans (Scott & Prescott) Krieger & Gerloff
1753. Cosmarium lagenarioides (Roy) Carter
1754. Cosmarium lagenarium Corda ex Ralfs
1755. Cosmarium lagerheimii Gutwinski
1756. Cosmarium lagerheimii var. papillosum Krieger & Gerloff
1757. Cosmarium lagerheimianum (W.B. Turner) Biswas
1758. Cosmarium lagerheimianum W. B. Turner in litt.
1759. Cosmarium lagerheimii Gutwinski
1760. Cosmarium lagoense (Nordstedt) Nordstedt
1761. Cosmarium lagoense var. amoebum Förster & Eckert
1762. Cosmarium lagoense var. cornigerum Nordstedt
1763. Cosmarium lamyfortanum Compère
1764. Cosmarium lanceolatum f. turgidum Grönblad
1765. Cosmarium lapeanum C. Bicudo & Ventrice
1766. Cosmarium lapponicum Borge
1767. Cosmarium lapponicum var. granulatum Hirano
1768. Cosmarium lapponicum var. undulatum Borge
1769. Cosmarium lasiosparum Archer
1770. Cosmarium latereprotractum Playfair
1771. Cosmarium latereundatus Roy & Bisset ms.
1772. Cosmarium laticeps Grunow ex Rabenhorst
1773. Cosmarium laticolle var. rotundatum Hirano
1774. Cosmarium laticollum Delponte
1775. Cosmarium latifrons Lundell
1776. Cosmarium latifrons var. borgei Gutwinski
1777. Cosmarium latifrons var. borgei Gutwinski
1778. Cosmarium latifrons var. minus ('minor') J. Sampaio
1779. Cosmarium latifrons var. minus ('minor') Skuja
1780. Cosmarium latifrons var. sibericum Lagerheim
1781. Cosmarium latipyramidatum Scott & Grönblad
1782. Cosmarium latum Brebisson
1783. Cosmarium latum f. minus ('minor') Boldt
1784. Cosmarium latum var. margaritatum Lundell
1785. Cosmarium latum var. minus ('minor') Roy & Bisset
1786. Cosmarium lauterbachii Schmidle
1787. Cosmarium laxum Hinode
1788. Cosmarium lepidum W. West
1789. Cosmarium libongense W. & G.S. West
1790. Cosmarium libongense var. inevolutum G. S. West
1791. Cosmarium lidanum Raciborski
1792. Cosmarium ligoniforme W. West & G. S. West
1793. Cosmarium ligoniforme var. borgei Krieger & Gerloff
1794. Cosmarium ligoniforme f. undulatum Hegde
1795. Cosmarium ligoniforme var. crassum Förster
1796. Cosmarium limai J. Sampaio
1797. Cosmarium limnophilum Schmidle
1798. Cosmarium lindaui Schmidle
1799. Cosmarium lindaui Schmidle
1800. Cosmarium lingulatum Noda & Skvortzov
1801. Cosmarium lobatosporum Archer
1802. Cosmarium lobatulum Wolle
1803. Cosmarium lobatum Børgesen
1804. Cosmarium lobatum var. ellipticum ('elliptica') Fritsch & Rich
1805. Cosmarium lobatum f. majus ('major') Fritsch & Rich
1806. Cosmarium lobatum var. maius ('maior') (Fritsch & Rich) Krieger & Gerloff
1807. Cosmarium lobatum var. minus ('minor') Grönblad
1808. Cosmarium lobatum f. minus G.M. Smith ex Teiling, err. cit.
1809. Cosmarium lobatum var. papillatum (W. West & G. S. West) Krieger & Gerloff
1810. Cosmarium lobatum var. triquetrum Grönblad
1811. Cosmarium lobulatum Schmidle
1812. Cosmarium loefgrenii Borge
1813. Cosmarium logiense Bisset
1814. Cosmarium logiense f. minus C. Bicudo
1815. Cosmarium logiense f. reductum ('reducta') Messikommer
1816. Cosmarium loktakense Brühl & Biswas
1817. Cosmarium lomnicense Lütkemüller
1818. Cosmarium lomnicense var. latum Grönblad
1819. Cosmarium lomnicense var. silesiacum Grönblad
1820. Cosmarium longicollum Brühl & Biswas
1821. Cosmarium longicylindricum Scott & Grönblad
1822. Cosmarium longii Taylor
1823. Cosmarium lortetianum Rabenhorst
1824. Cosmarium loukaskinii Skvortzov & Noda
1825. Cosmarium luetkemuelleri var. suboctangulare (W. West) Krieger & Gerloff
1826. Cosmarium luetzelburgii Kurt Förster & Eckert
1827. Cosmarium lunatum Wolle
1828. Cosmarium lunatum var. depressum W. West & G. S. West
1829. Cosmarium lunatum var. orientale Scott & Prescott
1830. Cosmarium lunatum var. sparsum (W. B. Turner) Krieger & Gerloff
1831. Cosmarium lundellii Delponte
1832. Cosmarium lundellii var. aethiopicum W. West & G. S. West
1833. Cosmarium lundellii var. bipunctatum Noda & Skvortzov
1834. Cosmarium lundellii var. borgei Krieger & Gerloff
1835. Cosmarium lundellii var. capense (Nordstedt) Grönblad
1836. Cosmarium lundellii f. minus ('minor') (Fritsch) Woodhead & Tweed
1837. Cosmarium lundellii var. circulare (Reinsch) Krieger
1838. Cosmarium lundellii var. corruptum (W.B. Turner) W. West & G. S. West
1839. Cosmarium lundellii subsp. corruptum (Turner) Brühl & Biswas
1840. Cosmarium lundellii f. scrobiculatum ('scrobiculata') Irénée-Marie
1841. Cosmarium lundellii f. crassangulatum Scott & Prescott
1842. Cosmarium lundellii var. depressum Messikommer
1843. Cosmarium lundellii var. dobsinense ('dobsinensis') Uherkovich
1844. Cosmarium lundellii var. ellipticum West & West
1845. Cosmarium lundellii f. minus Strøm
1846. Cosmarium lundellii f. minus Prescott
1847. Cosmarium lundellii var. japonicum Hinode
1848. Cosmarium lundellii var. madagascariense W. West & G. S. West
1849. Cosmarium lundellii f. minus ('minor') Messikommer
1850. Cosmarium lundellii var. minus ('minor') Skvortzov & Noda
1851. Cosmarium lundellii var. nyassae (Schmidle) Krieger
1852. Cosmarium lundellii var. pachydermum Hinode
1853. Cosmarium lundellii var. pseudotuddalense Jao
1854. Cosmarium lundellii f. scrobiculatum ('scrobiculata') W. West & G. S. West
1855. Cosmarium lundellii var. scrobiculatum Hinode
1856. Cosmarium lundellii f. minus Hinode
1857. Cosmarium lundellii var. sinense Krieger & Gerloff
1858. Cosmarium lundellii var. subangulare W. West & G. S. West
1859. Cosmarium lundellii var. subcirculare Messikommer
1860. Cosmarium lundellii var. subellipticum Messikommer
1861. Cosmarium luscum Borge
1862. Cosmarium luxuriosum (F.A.C. Kouwets) P.F.M. Coesel
1863. Cosmarium macrochondrum Grönblad & Scott
1864. Cosmarium macrosporum W.B. Turner
1865. Cosmarium maculatiforme Schmidle
1866. Cosmarium maculatum W.B. Turner
1867. Cosmarium maculatum f. latum ('lata') Hinode
1868. Cosmarium maculatum var. majus ('major') Jao
1869. Cosmarium magdalenense W.R. Taylor
1870. Cosmarium magellanicum Raciborski
1871. Cosmarium magellanicum (Borge) Hirano
1872. Cosmarium magnificum Nordstedt
1873. Cosmarium magnificum Nordstedt
1874. Cosmarium magnificum var. fluviatile Playfair
1875. Cosmarium magnificum var. granulorum Scott & Prescott
1876. Cosmarium magnificum var. italicum Raciborski
1877. Cosmarium magnificum var. minus P.F.M. Coesel
1878. Cosmarium magnificum var. patagonicum Borge
1879. Cosmarium magnificum var. sinicum Jao
1880. Cosmarium magnificum var. subcirculare Skuja
1881. Cosmarium magnificum var. suecicum Borge
1882. Cosmarium maharastrense Kamat
1883. Cosmarium majae Strøm
1884. Cosmarium malinvernianum (Raciborski) Schmidle
1885. Cosmarium malinvernianum var. badense Schmidle
1886. Cosmarium malinvernianum f. tropicum ('tropica') Gutwinski
1887. Cosmarium malinvernianum var. intermedium Gutwinski
1888. Cosmarium malinvernianum var. intermedium Gutwinski
1889. Cosmarium malinvernianum var. trapeziforme Grönblad
1890. Cosmarium malleum Krieger
1891. Cosmarium malleum var. menggalense Scott & Prescott
1892. Cosmarium malmei Borge
1893. Cosmarium malmei var. condensatum Taylor
1894. Cosmarium mamilliferum Nordstedt
1895. Cosmarium mamilliferum var. basirotundum Scott & Grönblad
1896. Cosmarium mamilliferum var. bituberculatum (Fritsch & Rich) Bourrelly
1897. Cosmarium mamilliferum var. brasiliense (Borge) P. Bourrelly & A. Couté
1898. Cosmarium mamilliferum var. punctatum Kiseleva
1899. Cosmarium mamillomarginatum Grönblad
1900. Cosmarium mammillatum Borge
1901. Cosmarium mamilliferum var. amazum Nordstedt
1902. Cosmarium mamilliferum var. madagascariense West & West
1903. Cosmarium manguinii Bourrelly
1904. Cosmarium mangenotii Bourrelly
1905. Cosmarium manipurense Brühl & Biswas
1906. Cosmarium mansangense West & West
1907. Cosmarium mansangense var. africanum Fritsch & Rich
1908. Cosmarium margaritatum (Lundell) Roy & Bisset
1909. Cosmarium margaritatum f. divergens P. Schulz
1910. Cosmarium margaritatum var. favum (W. West & G. S. West) Schmidle
1911. Cosmarium margaritatum var. majus ('major') Schmidle
1912. Cosmarium margaritatum f. minutum ('minuta') Borzecki
1913. Cosmarium margaritatum var. ornatum Schulz
1914. Cosmarium margaritatum f. pseudoconspersum Dick
1915. Cosmarium margaritatum f. pyramidatum Prescott & Scott
1916. Cosmarium margaritatum var. quadrum Krieger
1917. Cosmarium margaritatum f. africanum ('africana') Bourrelly
1918. Cosmarium margaritatum var. ridibundum Taylor
1919. Cosmarium margaritatum var. rotundatum Hirano
1920. Cosmarium margaritatum var. sublatum (Nordstedt) Krieger
1921. Cosmarium margaritatum f. subrotundatum ('subrotundata') West & West
1922. Cosmarium margaritiferum (Turpin) Meneghini
1923. Cosmarium margaritiferum Meneghini ex Ralfs
1924. Cosmarium margaritiferum f. badense (Schmidle) Coesel
1925. Cosmarium margaritiferum var. badense (Schmidle) P.F.M. Coesel
1926. Cosmarium margaritiferum f. basipapillatum Messikommer
1927. Cosmarium margaritiferum f. basipapillatum ('basipapillata') Messikommer
1928. Cosmarium margaritiferum var. chinganicum Skvortzov & Noda
1929. Cosmarium margaritiferum f. confusum Gistl {nomen}
1930. Cosmarium margaritiferum var. egyptiacum Nayal
1931. Cosmarium margaritiferum var. exsertum Fritsch & Rich
1932. Cosmarium margaritiferum var. genuinum Kirchner
1933. Cosmarium margaritiferum var. incisum Kirchner
1934. Cosmarium margaritiferum f. calvum ('calva') Schmidle
1935. Cosmarium margaritiferum f. majuscula Hieronymus
1936. Cosmarium margaritiferum f. kirchneri (Børgesen) W. West & G. S. West
1937. Cosmarium margaritiferum f. latum ('lata') (Brebisson) Jacobsen
1938. Cosmarium margaritiferum f. luxuriosum F.A.C. Kouwets
1939. Cosmarium margaritiferum var. punctulatum (Brebisson) Rabenhorst
1940. Cosmarium margaritiferum var. quinquepunctatum Woodhead & Tweed
1941. Cosmarium margaritiferum f. regularius ('regularior') (Nordstedt) W. West & G. S. West
1942. Cosmarium margaritiferum var. reniforme ('reniformis') Ralfs
1943. Cosmarium margaritiferum f. trigonum ('trigona') Messikommer
1944. Cosmarium margaritum Wolle
1945. Cosmarium marginitum Cedergren
1946. Cosmarium margispinatum Hirano
1947. Cosmarium maskellii H. Croasdale
1948. Cosmarium mateyucense P.F.M. Coesel
1949. Cosmarium maximum (Børgesen) W. & G.S. West
1950. Cosmarium maximum var. clausum Krieger & Gerloff
1951. Cosmarium maximum var. latum Scott
1952. Cosmarium maximum var. minus ('minor') W. & G.S. West
1953. Cosmarium maximum var. natalense Krieger & Gerloff
1954. Cosmarium maximum var. semicirculare Krieger
1955. Cosmarium mayorii_('mayori') G.S. West
1956. Cosmarium mbabanicum D.B. Williamson
1957. Cosmarium mbugense Lind
1958. Cosmarium mediogemmatum W. & G.S. West
1959. Cosmarium medioglabrum W.B. Turner
1960. Cosmarium medioleve Eichler & Gutwinski
1961. Cosmarium medioplanum Whelden
1962. Cosmarium medioscrobiculatum West & G.S. West
1963. Cosmarium medioscrobiculatum var. aequale Krieger & Gerloff
1964. Cosmarium medioscrobiculatum var. egranulatum Gutwinski
1965. Cosmarium medioscrobiculatum f. majus ('major') U.C. Pandey & D.C. Pandey
1966. Cosmarium medioscrobiculatum var. inflatum Printz
1967. Cosmarium medioscrobiculatum var. karnatakense Bharati & Hegde
1968. Cosmarium medioscrobiculatum var. platydesmium (Nordstedt) Krieger & Gerloff
1969. Cosmarium melanosporum Archer & Roy
1970. Cosmarium melanosporum Archer ex Joshua
1971. Cosmarium melanosporum f. orientale ('orientalis') W. B. Turner
1972. Cosmarium meneghinii Brebisson ex Ralfs
1973. Cosmarium meneghinii f. africanum ('africana') Fritsch & Stephens
1974. Cosmarium meneghinii var. angulosum (Ehrenberg) Rabenhorst
1975. Cosmarium meneghinii var. angulosum Auclair
1976. Cosmarium meneghinii f. boldtii W. West
1977. Cosmarium meneghinii var. borgei Ruzicka
1978. Cosmarium meneghinii var. concinnum (Rabenhorst) Rabenhorst
1979. Cosmarium meneghinii f. concinnum (Reinsch) Lundell
1980. Cosmarium meneghinii f. elongatum ('elongata') Schmidle
1981. Cosmarium meneghinii f. majus (Reinsch) Lundell
1982. Cosmarium meneghinii var. dilatatum Messikommer
1983. Cosmarium meneghinii var. disjunctum Messikommer
1984. Cosmarium meneghinii var. genuinum Kirchner
1985. Cosmarium meneghinii var. granatoides Schmidle
1986. Cosmarium meneghinii var. granatoides Schmidle
1987. Cosmarium meneghinii f. himalaicum ('himalaica') Hirano
1988. Cosmarium meneghinii f. interruptum ('interrupta') Jacobsen
1989. Cosmarium meneghinii var. laeve (Wille) Gutwinski
1990. Cosmarium meneghinii f. majus (Gutwinski) Gutwinski
1991. Cosmarium meneghinii f. latiusculum ('latiuscula') Jacobsen
1992. Cosmarium meneghinii var. loktakense Brühl & Biswas
1993. Cosmarium meneghinii var. majus (Reinsch) J. E. Weiss
1994. Cosmarium meneghinii f. majus ('major') Borge
1995. Cosmarium meneghinii var. majus ('major') Krieger & Gerloff
1996. Cosmarium meneghinii f. minutum ('minuta') Børgesen
1997. Cosmarium meneghinii var. nanum Wille
1998. Cosmarium meneghinii f. norvegicum ('norvegica') Nordstedt
1999. Cosmarium meneghinii var. octangulariforme Gutwinski
2000. Cosmarium meneghinii f. octangulare ('octangularis') Wille
2001. Cosmarium meneghinii f. polonicum ('polonica') Gutwinski
2002. Cosmarium meneghinii f. polonicum ('polonica') Gutwinski
2003. Cosmarium meneghinii var. regnellii (Wille) Playfair
2004. Cosmarium meneghinii f. reinschii Istvanffi
2005. Cosmarium meneghinii f. reinschii Istvanffi
2006. Cosmarium meneghinii var. reinschii (Istvanffi) Gutwinski
2007. Cosmarium meneghinii f. rotundatum ('rotundata') Jacobsen
2008. Cosmarium meneghinii var. simplicimum Wille
2009. Cosmarium meneghinii var. sinense Lütkemüller
2010. Cosmarium meneghinii f. stockmayeri Gutwinski
2011. Cosmarium meneghinii f. trigonum ('trigona') Nordstedt
2012. Cosmarium meneghinii var. trigonum (Nordstedt) Krieger & Gerloff
2013. Cosmarium meneghinii f. vulgare ('vulgaris') Jacobsen
2014. Cosmarium meneghinii var. wollei Lagerheim
2015. Cosmarium mentiens Schaarschmidt
2016. Cosmarium mesoleium (Raciborski) Playfair
2017. Cosmarium mesoleium f. adultum ('adulta') Playfair
2018. Cosmarium mesoleium var. arcuatum Playfair
2019. Cosmarium mesoleium f. asperrimum ('asperrima') Playfair
2020. Cosmarium mesoleium var. rhomboideum (Raciborski) Playfair
2021. Cosmarium mesoleium f. australe ('australis') Playfair
2022. Cosmarium messikommeri P.F.M. Coesel
2023. Cosmarium messochondrion Schmidle
2024. Cosmarium meteoronotum W. & G.S. West
2025. Cosmarium meyeri (Schmidle) Krieger & Gerloff
2026. Cosmarium microgonum (Viret) Ducellier
2027. Cosmarium microscopicum W. B. Turner in litt.
2028. Cosmarium microsphinctum Nordstedt
2029. Cosmarium microsphinctum var. antarcticum Krieger & Gerloff
2030. Cosmarium microsphinctum var. crispulum (Nordstedt) Nordstedt
2031. Cosmarium microsphinctum f. groenlandicum ('groenlandica') Børgesen
2032. Cosmarium microsphinctum var. groenlandicum (Børgesen) Krieger & Gerloff
2033. Cosmarium microsphinctum var. majus Roy & Bisset
2034. Cosmarium microsphinctum f. majus Roy & Bisset {nomen}
2035. Cosmarium microsphinctum f. parvulum ('parvula') W.B. Turner
2036. Cosmarium microsphinctum f. parvulum ('parvula') Wille
2037. Cosmarium miedzyrzecense Eichler & Gutwinski
2038. Cosmarium miedzyrzecense var. monomazum Grönblad
2039. Cosmarium mikron Skuja
2040. Cosmarium mikutowiczii Skuja
2041. Cosmarium mikutowiczii var. elegantulum (Messikommer) Krieger & Gerloff
2042. Cosmarium mikutowiczii var. gotlandicum Grönblad
2043. Cosmarium minimum West & West
2044. Cosmarium minimum var. rotundatum Messikommer
2045. Cosmarium minimum f. antarcticum ('antarctica') Therezien & Couté
2046. Cosmarium minimum var. rotundatum Messikommer
2047. Cosmarium minimum var. subrotundatum West & West
2048. Cosmarium minus ('minor') (Raciborski) Raciborski
2049. Cosmarium minus f. australe ('australis') Raciborski
2050. Cosmarium minus f. minus ('minor') Woodhead & Tweed
2051. Cosmarium minutissimum Heimerl
2052. Cosmarium minutissimum var. depressum Irenee-Marie
2053. Cosmarium minutum Delponte
2054. Cosmarium minutum (Ralfs) Gutwinski
2055. Cosmarium minutum Bennett
2056. Cosmarium minutum var. angustissimum Grönblad
2057. Cosmarium minutum f. javanicum ('javanica') Gutwinski
2058. Cosmarium minutum f. novizelandicum ('novizelandica') Nordstedt
2059. Cosmarium mirabile Noda & Skvortzov
2060. Cosmarium miraculum Grönblad
2061. Cosmarium miraculum var. subfossile Messikommer
2062. Cosmarium mirificum Schmidle
2063. Cosmarium miscellum Skuja
2064. Cosmarium miyajimense Hinode
2065. Cosmarium modestum W. West & G.S. West
2066. Cosmarium moerlianum Lütkemüller
2067. Cosmarium moerlianum var. brasiliense Borge
2068. Cosmarium moerlianum var. simplex Woloszynska
2069. Cosmarium moerlianum f. punctulatum ('punctulata') Woloszynska
2070. Cosmarium monile (W.B. Turner) Biswas
2071. Cosmarium moniliferum Reinsch
2072. Cosmarium moniliforme (Turpin) Ralfs
2073. Cosmarium moniliforme Ralfs
2074. Cosmarium moniliforme f. ellipticum ('elliptica') Nordstedt
2075. Cosmarium moniliforme f. ellipticum ('elliptica') Lagerheim
2076. Cosmarium moniliforme var. ellipticum (Lagerheim) Krieger & Gerloff
2077. Cosmarium moniliforme var. ellipticum (Nordstedt) Klebs
2078. Cosmarium moniliforme f. elongatum ('elongata') W. West & G. S. West
2079. Cosmarium moniliforme f. giganticum ('gigantica') Agarkar
2080. Cosmarium moniliforme var. indentatum Scott & Grönblad
2081. Cosmarium moniliforme var. limneticum West & West
2082. Cosmarium moniliforme var. minimum Bernard
2083. Cosmarium moniliforme var. nanum Grönblad & Croasdale
2084. Cosmarium moniliforme f. panduriforme ('panduriformis') Heimerl
2085. Cosmarium moniliforme var. pulcherrimum Steinecke
2086. Cosmarium moniliforme var. punctatum Lagerheim
2087. Cosmarium moniliforme var. subelongatum Förster
2088. Cosmarium moniliforme var. subpanduriforme ('subpanduriformis') Jao
2089. Cosmarium moniliforme var. subpyriforme West & West
2090. Cosmarium moniliforme var. subpyriforme Grönblad
2091. Cosmarium moniliforme var. subquadratum Playfair
2092. Cosmarium moniliforme var. subtruncatum Lemmermann
2093. Cosmarium moniliforme f. subviride (Schmidle) Schmidle
2094. Cosmarium moniliforme var. typicum Klebs
2095. Cosmarium monochondrum Nordstedt
2096. Cosmarium monochondrum var. fallax Ruzicka
2097. Cosmarium monochondrum var. rotundatum Krieger & Gerloff
2098. Cosmarium monochondrum var. skujae Krieger & Gerloff
2099. Cosmarium monodii Bourrelly
2100. Cosmarium monomazum Lundell
2101. Cosmarium monomazum var. africanum Bourrelly
2102. Cosmarium monomazum var. amazum Raciborski
2103. Cosmarium monomazum var. americanum (Borge) Scott & Grönblad
2104. Cosmarium monomazum var. asymmetricum Grönblad & Scott
2105. Cosmarium monomazum var. dimaziforme Grönblad
2106. Cosmarium monomazum var. dimazum Krieger
2107. Cosmarium monomazum f. brasiliense Förster & Eckert
2108. Cosmarium monomazum var. glabrum Hinode
2109. Cosmarium monomazum var. polymazum Nordstedt
2110. Cosmarium monomazum var. subcristatum Cedergren
2111. Cosmarium monomazum var. tristichum W. West & G. S. West
2112. Cosmarium montanum (Schmidle) Schmidle
2113. Cosmarium montanum var. pseudoregnesii (West) Borge
2114. Cosmarium mordax W.B. Turner
2115. Cosmarium morsum West
2116. Cosmarium mucronatum W. & G.S. West
2117. Cosmarium muelleri ('Mülleri') Schmidle
2118. Cosmarium muenster-stroemii Pevalek
2119. Cosmarium multigranulatum Prescott & Scott
2120. Cosmarium multiordinatum W. & G.S. West
2121. Cosmarium multiordinatum var. africanum Bourrelly
2122. Cosmarium multiordinatum var. burmense West & West
2123. Cosmarium multiordinatum var. rotundatum Krieger
2124. Cosmarium multituberculatum Fritsch & Rich
2125. Cosmarium multituberculatum var. africanum Bourrelly
2126. Cosmarium multiundulatum Grönblad
2127. Cosmarium munitum W.B. Turner
2128. Cosmarium murielae Compère
2129. Cosmarium murrayi Playfair
2130. Cosmarium mutatum Grönblad
2131. Cosmarium mwangadanense W. & G.S. West