Index Nominum Algarum Image Index

924 CARD IMAGES
beginning with DISCOASTER Tan Sin Hok

1. DISCOASTER Tan Sin Hok
2. DISCOASTER \{also on card: subgenera by Stradner\}
3. Discoaster adamanteus Bramlette & Wilcoxon
4. Discoaster aecus Brönnimann & Stradner
5. Discoaster aeocenicus Shamraï & Lazareva
6. Discoaster altus Carla Müller
7. Discoaster anconitanus Cati & Borsetti
8. Discoaster araneus Bukry
9. Discoaster argutus Hay
10. Discoaster aster Bramlette & Riedel
11. Discoaster aster var. castatus Gorgulevskaya
12. Discoaster asymmetricus Gartner
13. Discoaster athanasiui Filipescu & Hanganu
14. Discoaster atlanticus Wilcoxon
15. Discoaster aulakos Gartner
16. Discoaster ausonius Deflandre
17. Discoaster barbadiensis Tan Sin Hok
18. Discoaster barbadiensis var. bebalaini Tan Sin Hok
19. Discoaster bellus Bukry & Percival
20. Discoaster berggrenii Bukry
21. Discoaster bifax Bukry
22. Discoaster bifidus Noël cent. nov.
23. Discoaster binodosus Martini
24. Discoaster binodosus subsp. hirundinus Martini
25. Discoaster blackstockae Bukry
26. Discoaster bollii Martini & Bramlette
27. Discoaster boulangeri Lezaud
28. Discoaster braarudii Bukry
29. Discoaster bramlettei Martini
30. Discoaster bronnimannii ('bronnimanni') Stradner
31. Discoaster brouweri Tan Sin Hok
32. Discoaster brouweri var. alpha Deflandre
33. Discoaster brouweri var. beta Deflandre
34. Discoaster brouweri subsp. calcaris (Gartner) Hay
35. Discoaster brouweri var. delta Deflandre
36. Discoaster brouweri var. gamma Deflandre
37. Discoaster brouweri subsp. picentinus Cati & Borsetti
38. Discoaster brouweri subsp. recurvus Cati & Borsetti
39. Discoaster brouweri subsp. rutellus Gartner
40. Discoaster brouweri subsp. tamalis (Kamptner) Hay
41. Discoaster brouweri subsp. tridenus (Kamptner) Hay
42. Discoaster brouweri subsp. triradiatus (Tan Sin Hok) Hay
43. Discoaster calcaris Gartner
44. Discoaster calculosus Bukry
45. Discoaster capricornensis Rade
46. Discoaster challengeri Bramlette & Riedel
47. Discoaster challengeri subsp. mediterraneus Cati & Borsetti
48. Discoaster clavatus Noël cent. nov.
49. Discoaster colleti var. disculus ('discula') Gardet
50. Discoaster contortus Stradner cent. nov.
51. Discoaster contortus Stradner cent. nov.
52. Discoaster corniger Shamraï & Lazareva
53. Discoaster crassus Martini
54. Discoaster crassus Gorgulevskaya
55. Discoaster cruciformis Martini
56. Discoaster currens Stradner cent. nov.
57. Discoaster decorus (Bukry) Bukry
58. Discoaster deflandrei Bramlette & Riedel
59. Discoaster delicatus Bramlette & Sullivan
60. Discoaster diastypus Bramlette & Sullivan
61. Discoaster dilatus Hay
62. Discoaster distinctus Martini
63. Discoaster divaricatus Hay
64. Discoaster diversus Martini
65. Discoaster druggii_('druggi') Bramlette & Wilcoxon
66. Discoaster durusradiatus Shamraï & Lazareva
67. Discoaster ehrenbergii ('ehrenbergi') Tan Sin Hok
68. Discoaster elegans Bramlette & Sullivan
69. Discoaster exilis Martini & Bramlette
70. Discoaster extensus Hay
71. Discoaster extensus Bramlette & Wilcoxon
72. Discoaster falcatus Bramlette & Sullivan
73. Discoaster floridus Shamraï & Lazareva
74. Discoaster floridus Górka
75. Discoaster furcatus Deflandre cent. nov.
76. Discoaster furus Kamptner
77. Discoaster gemmeus Stradner cent. nov.
78. Discoaster gemmifer Stradner
79. Discoaster geometricus Brönnimann & Stradner
80. Discoaster germanicus Martini
81. Discoaster gillii Rade
82. Discoaster gladiatus Nishida
83. Discoaster hamatus Martini & Bramlette
84. Discoaster hayi Bukry
85. Discoaster helianthus Bramlette & Sullivan
86. Discoaster heptaradiatus Klumpp
87. Discoaster hillii ('hilli') Tan Sin Hok
88. Discoaster hohnensis Martini
89. Discoaster icarus H. Stradner
90. Discoaster incomptus Hay
91. Discoaster intercalaris Bukry
92. Discoaster irregularis Filipescu & Hanganu
93. Discoaster japonicus Nishida
94. Discoaster kuepperi Stradner cent. nov.
95. Discoaster kugleri Martini & Bramlette
96. Discoaster lautus Hay
97. Discoaster lenticularis Bramlette & Sullivan
98. Discoaster levinii ('levini') Hay
99. Discoaster lidzi Hay
100. Discoaster limbatus Bramlette & Sullivan
101. Discoaster lodoensis Bramlette & Riedel
102. Discoaster loeblichii Bukry
103. Discoaster lubinaensis H. Bystrická
104. Discoaster martinii Stradner cent. nov.
105. Discoaster mediosus Bramlette & Sullivan
106. Discoaster membraniformae ('membranae formae') Shamraï & Lazareva
107. Discoaster mendomobensis S.W. Wise, Jr.
108. Discoaster minimus Sullivan
109. Discoaster mirus Deflandre
110. Discoaster mohleri Bukry & Percival
111. Discoaster molaris Shamraï & Lazareva
112. Discoaster mollengraaffii ('mollengraaffi') Tan Sin Hok
113. Discoaster monstratus Martini
114. Discoaster moorei Bukry
115. Discoaster mrazecii ('mrazeci') Filipescu & Hanganu
116. Discoaster multinucleatus Filipescu & Hanganu
117. Discoaster multiradiatus Bramlette & Riedel
118. Discoaster multiradiatus subsp. robustus H. Bystrická
119. Discoaster multiradiatus subsp. pedunculatus H. Bystrická
120. Discoaster munitus Stradner
121. Discoaster murrayi Black & Barnes
122. Discoaster musicus Stradner cent. nov.
123. Discoaster neohamatus Bukry & Bramlette
124. Discoaster neorectus Bukry
125. Discoaster nephados Hay
126. Discoaster nivalis Manivit cent. nov.
127. Discoaster nobilis Martini
128. Discoaster nodifer (Bramlette & Riedel) Bukry
129. Discoaster noeliae ('noelae') Bukry
130. Discoaster nonaradiatus Klumpp
131. Discoaster notoensis Nishida
132. Discoaster obscurus Martini
133. Discoaster obtusus Gartner
134. Discoaster octoradiatus (Sujkowski) Gardet
135. Discoaster okadae ('okadai') D. Bukry \{pcs\}
136. Discoaster olteniae Filipescu & Hanganu
137. Discoaster ornatus Stradner cent. nov.
138. Discoaster ornatus Stradner cent. nov.
139. Discoaster pansus (Bukry & Percival) Bukry
140. Discoaster pentaradiatus Tan Sin Hok
141. Discoaster pentaradiatus var. communis Filipescu & Hanganu
142. Discoaster perclarus Hay
143. Discoaster perforatus Stradner cent. nov.
144. Discoaster perplexus Bramlette & Riedel
145. Discoaster perpolitus Martini
146. Discoaster phyllodus Hay
147. Discoaster planctonicus Lecal
148. Discoaster plebeius Martini
149. Discoaster pentaradiatus var. flosculoides Filipescu & Hanganu
150. Discoaster prepentaradiatus Bukry & Percival
151. Discoaster pyszkiensis (Sujkowski) Gardet
152. Discoaster quadramus Bukry
153. Discoaster quinarius f. disculus ('discula') Gardet
154. Discoaster quinqueramus Gartner
155. Discoaster quintatus Bukry & Bramlette
156. Discoaster rotans Stradner cent. nov.
157. Discoaster rotundus Noël cent. nov.
158. Discoaster rotundus var. elegans Manivit
159. Discoaster rufus P. H. Roth
160. Discoaster sabbae Filipescu & Hanganu
161. Discoaster saipanensis Bramlette & Riedel
162. Discoaster salisburgensis Stradner
163. Discoaster sanmiguelensis D. Bukry
164. Discoaster saundersii ('saundersi') Hay
165. Discoaster septemradiatus (Klumpp) Martini
166. Discoaster signus Bukry
167. Discoaster slatiorensis Filipescu & Hanganu
168. Discoaster splendidus Martini
169. Discoaster staurophorus Gardet cent. nov.
170. Discoaster stella var. decorus Manivit
171. Discoaster stella f. disculus ('discula') Gardet
172. Discoaster stella var. disculus ('discula') Gardet
173. Discoaster stellulus Gartner
174. Discoaster stradneri Noël cent. nov.
175. Discoaster stradneri Martini
176. Discoaster stradneri Cati & Borsetti
177. Discoaster strictus Stradner
178. Discoaster subbarbadiensis Haq
179. Discoaster sublodoensis Bramlette & Sullivan
180. Discoaster subsurculus Gartner
181. Discoaster surculus Martini & Bramlette
182. Discoaster tamalis Kamptner
183. Discoaster tanii_('tani') Bramlette & Riedel
184. Discoaster tanii subsp. nodifer Bramlette & Riedel
185. Discoaster tanii subsp. ornatus Bramlette & Wilcoxon
186. Discoaster tarosus Kamptner
187. Discoaster tliouanetensis Gardet cent. nov.
188. Discoaster toralus C. H. Ellis, Lohman, & Wray
189. Discoaster tortoniensis Gardet cent. nov.
190. Discoaster triangularis H. Bystrická
191. Discoaster tribrachiatus Bramlette & Riedel
192. Discoaster tribrachiatus var. robustus Stradner {nov. subcent.}
193. Discoaster tridenus Kamptner
194. Discoaster trifurcatus Noshida
195. Discoaster trinidadensis Hay
196. Discoaster trinus Stradner
197. Discoaster triradiatus Tan Sin Hok
198. Discoaster tumescens Noël cent. nov.
199. Discoaster uncinatus Brönnimann & Stradner
200. Discoaster unguineus Shamraï & Lazareva
201. Discoaster variabilis Martini & Bramlette
202. Discoaster variabilis subsp. decorus Bukry
203. Discoaster variabilis subsp. pansus Bukry & Percival
204. Discoaster wimmelensis Achuthan & Stradner
205. Discoaster woodringii_('woodringi') Bramlette & Riedel
206. DISCOASTEROIDES Bramlette & Sullivan
207. Discoasteroides bramlettei Bukry & Percival
208. Discoasteroides kuepperi (Stradner) Bramlette & Sullivan
209. Discoasteroides megastypus Bramlette & Sullivan
210. Discoasteroides multiradiata_('multiradiatus') (Bramlette & Riedel) Prins {invalid}
211. Discoasteroides multiradiata subsp. perpolithus Prins
212. DISCOASTEROMONAS Bursa
213. Discoasteromonas calciferus Bursa
214. Discoasteromonas calciferus var. planctonicus (Lecal) Bursa
215. DISCOCYSTIS "Skuja" {err. cit.}
216. DISCOCYTIS Skuja
217. Discocytis corticola Skuja
218. Discocytis saturnus (Steinecke) Skuja
219. DISCODINIUM P. A. Dangeard
220. Discodinium pouchetii ('poucheti') P. A. Dangeard
221. DISCODISCUS Gombos
222. Discodiscus tetraporus (Brun) Gombos
223. DISCOGLENA Zakrys \{also on card: subgen. of Euglena\}
224. DISCOIDELLA Habib
225. Discoidella hannae Habib
226. DISCOLITHINA Loeblich & Tappan
227. Discolithina amphitheatralis Levin & Sherwood
228. Discolithina anisotrema (Kamptner) Bramlette & Wilcoxon
229. Discolithina antillaria (Cohen) Nishida
230. Discolithina aperta Perch-Nielsen
231. Discolithina bicaveata Perch-Nielsen
232. Discolithina callosa Martini
233. Discolithina confossa Ray, Mohler, & Wade
234. Discolithina cribraria Perch-Nielsen
235. Discolithina crucifera P. H. Roth
236. Discolithina distincta (Bramlette & Sullivan) Levin & Joerger
237. Discolithina distincta (Bramlette & Sullivan) Gartner & L. A. Smith
238. Discolithina duocava (Bramlette & Sullivan) Perch-Nielsen
239. Discolithina enormis Locker
240. Discolithina furlongii Bukry
241. Discolithina hallii Bukry
242. Discolithina japonica T. Takayama
243. Discolithina latoculata Bukry & Percival
244. Discolithina macroporus (Deflandre) Levin & Joerger
245. Discolithina macropora (Deflandre) P. Reinhardt
246. Discolithina macropora (Deflandre) Haq
247. Discolithina millepuncta Gartner
248. Discolithina multicava (Górka) Gartner
249. Discolithina multipora Martini
250. Discolithina numerosa (Górka) Bramlette & Martini
251. Discolithina oamaruensis (Deflandre) Levin & Joerger
252. Discolithina obliquipons (Deflandre) Stradner
253. Discolithina ocellata (Bramlette & Sullivan) Levin invalid
254. Discolithina ocellata (Bramlette & Sullivan) Gartner
255. Discolithina ocellata (Bramlette & Sullivan) Perch-Nielsen
256. Discolithina ovata H. L. Levin & Joerger
257. Discolithina pagei Bukry
258. Discolithina pectinata (Bramlette & Sullivan) Levin
259. Discolithina pirena (Kamptner) Nishida
260. Discolithina plana (Bramlette & Sullivan) Levin
261. Discolithina polygonata (Górka) Bukry
262. Discolithina porosuturalis Bukry
263. Discolithina pulcheroides (Sullivan) Levin & Joerger
264. Discolithina pulcheroides (Sullivan) Gartner & L. A. Smith
265. Discolithina pulchra (Deflandre) Levin
266. Discolithina punctosa (Bramlette & Sullivan) Perch-Nielsen
267. Discolithina pygmaea Locker
268. Discolithina rectipons Haq
269. Discolithina rigida P. H. Roth
270. Discolithina rimosa (Bramlette & Sullivan) Levin & Joerger
271. Discolithina scissura Perch-Nielsen
272. Discolithina segmenta Bukry & Percival
273. Discolithina solida (Deflandre) Levin & Joerger
274. Discolithina syracusana (Lohmann) M.-P. Chen
275. Discolithina versa (Bramlette & Sullivan) Levin & Joerger
276. Discolithina vigintiforata (Kamptner ex Deflandre) Loeblich Jr. & Tappan
277. DISCOLITHUS Kamptner
278. DISCOLITHUS Kamptner ex Deflandre
279. DISCOLITHUS Loeblich, Jr. & Tappan
280. Discolithus achillea Gardet cent. nov.
281. Discolithus algeriensis Gardet cent. nov.
282. Discolithus alimaniensis Deflandre & Fert cent. nov.
283. Discolithus alternans (Kamptner) Kamptner
284. Discolithus amplificatus (Kamptner) Kamptner
285. Discolithus anceps Górka
286. Discolithus anisotrema (Kamptner) Kamptner
287. Discolithus antillarum Cohen
288. Discolithus apocresis Kamptner
289. Discolithus arachnoideus (Kamptner) Kamptner
290. Discolithus arcuatus (Kamptner) Kamptner
291. Discolithus asteriferus Gardet cent. nov.
292. Discolithus attenuatus (Kamptner) Kamptner
293. Discolithus auletis Kamptner
294. Discolithus australis (Kamptner) Kamptner
295. Discolithus bernardii ('bernardi') Gardet cent. nov.
296. Discolithus bicrescenticus Stover
297. Discolithus biperforatus (Kamptner) Kamptner
298. Discolithus bistriatus Kamptner
299. Discolithus bochotnicae Górka
300. Discolithus bucculentus (Kamptner) Kamptner
301. Discolithus bugensis Górka
302. Discolithus buskensis Górka
303. Discolithus calathus (Kamptner) Kamptner
304. Discolithus calcareus Górka
305. Discolithus campyloneis (Kamptner) Kamptner
306. Discolithus cancer Deflandre cent. nov.
307. Discolithus chelifensis Gardet
308. Discolithus chrysanthemum Gardet
309. Discolithus circumcisus Kamptner
310. Discolithus circumvallatus (Kamptner) Kamptner
311. Discolithus clotildensis Gardet cent. nov.
312. Discolithus cocconeis Deflandre cent. nov.
313. Discolithus concameratus (Kamptner) Kamptner
314. Discolithus constans Górka
315. Discolithus coronatus Gardet cent. nov.
316. Discolithus crassilabris (Kamptner) Kamptner
317. Discolithus crassus Deflandre cent. nov.
318. Discolithus cretaceus (Archangelsky) Górka
319. Discolithus cribrum Deflandre & Fert cent. nov.
320. Discolithus cristallinus Pienaar
321. Discolithus cristatus Gardet cent. nov.
322. Discolithus cristatus (Kamptner) Kamptner
323. Discolithus cristatus f. diademata Gardet
324. Discolithus cruciatus (Kamptner) Kamptner
325. Discolithus cruciatus Noël cent. nov.
326. Discolithus crustulum Gardet cent. nov.
327. Discolithus crux Deflandre & Fert
328. Discolithus crux Deflandre & Fert
329. Discolithus cryptochondrus Stover
330. Discolithus cumuliferus Gardet cent. nov.
331. Discolithus curvatus (Kamptner) Kamptner
332. Discolithus cuvillieri Lezaud
333. Discolithus decoratus Caratini
334. Discolithus decussatus Manivit cent. nov.
335. Discolithus deflandrei (Kamptner) Kamptner
336. Discolithus deformis Górka
337. Discolithus dentatus Shamraï
338. Discolithus dictyodus Deflandre & Fert cent. nov.
339. Discolithus disgregatus Stover
340. Discolithus dissimilis Górka
341. Discolithus distinctoides Reinhardt
342. Discolithus distinctus Bramlette & Sullivan
343. Discolithus duocavus Bramlette & Sullivan
344. Discolithus duplus Górka
345. Discolithus dupouyi Deflandre & Fort cent. nov.
346. Discolithus ellipticus Gardet cent. nov.
347. Discolithus ellipticus (Kamptner) Kamptner
348. Discolithus embergeri Noël cent. nov.
349. Discolithus excavatus (Kamptner) Kamptner
350. Discolithus exilis Bramlette & Sullivan
351. Discolithus fenestratus Deflandre & Fert cent. nov.
352. Discolithus fenestratus Shamraï
353. Discolithus fessus Stover
354. Discolithus fimbriatus Bramlette & Sullivan
355. Discolithus firmus Górka
356. Discolithus floris Caratini cent. nov.
357. Discolithus forenus Kamptner
358. Discolithus furcatus Manivit cent. nov.
359. Discolithus geometricus Górka
360. Discolithus giresus Kamptner
361. Discolithus glabrus (Kamptner) Kamptner
362. Discolithus glabrus Vekshina cent. nov.
363. Discolithus glaconi Manivit cent. nov.
364. Discolithus hallii (Bukry) Shumenko
365. Discolithus hexaporus Caratini cent. nov.
366. Discolithus hillyi Gardet cent. nov.
367. Discolithus histricus (Kamptner) Cohen
368. Discolithus horus Kamptner
369. Discolithus incohatus Stover
370. Discolithus inconspicuus Sullivan
371. Discolithus inconstans Górka
372. Discolithus infralimbatus (Kamptner) Kamptner
373. Discolithus ingens Górka
374. Discolithus initialis Górka
375. Discolithus laffittei Gardet cent. nov.
376. Discolithus lapillus (Kamptner) Kamptner
377. Discolithus latus Kamptner
378. Discolithus latus Kamptner ex Deflandre
379. Discolithus lineatus Deflandre cent. nov.
380. Discolithus litterarius Górka
381. Discolithus lopadomorphus (Kamptner) Kamptner
382. Discolithus lucasi Noël cent. nov.
383. Discolithus macroporus Deflandre cent. nov.
384. Discolithus magnei Noël cent. nov.
385. Discolithus maltanensis Górka
386. Discolithus margaritiferus Gardet cent. nov.
387. Discolithus margaritiferus f. diadematus ('diademata') Gardet
388. Discolithus martini (Kamptner) Kamptner
389. Discolithus mediocris Górka
390. Discolithus mielnicensis Górka
391. Discolithus multicavus Górka
392. Discolithus multiporus Kamptner
393. Discolithus multipunctatus (Kamptner) Kamptner
394. Discolithus nativus Górka
395. Discolithus neogenensis Gardet cent. nov.
396. Discolithus niteus Kamptner
397. Discolithus noëliae ('noëli') Manivit cent. nov.
398. Discolithus numerosus Górka
399. Discolithus oamaruensis Deflandre cent. nov.
400. Discolithus obliquipons Deflandre cent. nov.
401. Discolithus obliquus (Kamptner) Kamptner
402. Discolithus ocellatus Bramlette & Sullivan
403. Discolithus octocentralis Stover
404. Discolithus octoradiatus Górka
405. Discolithus oculuselectrae ('oculus-electrae') Deflandre & Fert cent. nov.
406. Discolithus orionatus P. Reinhardt
407. Discolithus ornamentus Caratini
408. Discolithus orysa Gardet cent. nov.
409. Discolithus oryza f. diadematus ('diademata') Gardet
410. Discolithus oviformis Gardet cent. nov.
411. Discolithus pacificus (Kamptner) Kamptner
412. Discolithus pachymorphus (Kamptner) Kamptner
413. Discolithus panarium Deflandre cent. nov.
414. Discolithus parvidentatus Deflandre & Fert cent. nov
415. Discolithus patera Kamptner
416. Discolithus pauciforatus (Kamptner) Kamptner
417. Discolithus pectinatus Bramlette & Sullivan
418. Discolithus pennatus (Kamptner) Kamptner
419. Discolithus perforus Gardet cent. nov.
420. Discolithus phaseolus Black & Barnes
421. Discolithus pictus Gardet cent. nov.
422. Discolithus pirenus Kamptner
423. Discolithus planus Bramlette & Sullivan
424. Discolithus polygonatus Górka
425. Discolithus ponticulus Deflandre cent. nov.
426. Discolithus propinquus Górka
427. Discolithus pulcher Deflandre cent. nov.
428. Discolithus pulcheroides Sullivan
429. Discolithus pulchriporus Reinhardt
430. Discolithus pulvinus Kamptner
431. Discolithus punctatus Vekshina
432. Discolithus punctosus Bramlette & Sullivan
433. Discolithus pusillus (Kamptner) Kamptner
434. Discolithus quadriarcullus Noël
435. Discolithus quadrireticulatus Górka
436. Discolithus raclus Kamptner
437. Discolithus radiatus Deflandre cent. nov.
438. Discolithus radolenis Kamptner
439. Discolithus radolensis Kamptner
440. Discolithus redogenus Kamptner
441. Discolithus regularis Caratini cent. nov.
442. Discolithus reticulatus Górka
443. Discolithus rhabdosphaericus Pienaar
444. Discolithus ribosus Kamptner
445. Discolithus rimosus Bramlette & Sullivan
446. Discolithus rimosus Caratini cent. nov.
447. Discolithus rorsus Kamptner
448. Discolithus rudis Górka
449. Discolithus rugosus Noël cent. nov.
450. Discolithus salillum Noël
451. Discolithus scutellum Kamptner
452. Discolithus segmentatus Stover
453. Discolithus sigillatus Stradner
454. Discolithus simillimus Deflandre & Fert cent. nov.
455. Discolithus solidus Deflandre cent. nov.
456. Discolithus sparsiforatus Kamptner
457. Discolithus spinosus Deflandre & Fort cent. nov.
458. Discolithus spiralis Pienaar
459. Discolithus squameus Shumenko
460. Discolithus stabilis Górka
461. Discolithus staurophorus Kamptner
462. Discolithus stellatus Manivit cent. nov.
463. Discolithus sulcatus (Kamptner) Kamptner
464. Discolithus surirella Deflandre & Fert cent. nov.
465. Discolithus tanesus Kamptner
466. Discolithus tectus Deflandre cent. nov.
467. Discolithus theta M. Black
468. Discolithus trabalis Górka
469. Discolithus trabeculatus H. Górka
470. Discolithus transformis Górka
471. Discolithus trematotes (Kamptner) Kamptner
472. Discolithus trenus Kamptner
473. Discolithus trifurcatus Caratini cent. nov.
474. Discolithus upupae Caratini cent. nov.
475. Discolithus vagus Stover
476. Discolithus vautrinii_('Vautrini') Caratini cent. nov.
477. Discolithus venatus Stover
478. Discolithus verbeekii ('Verbeeki') (Kamptner) Kamptner
479. Discolithus versus Bramlette & Sullivan
480. Discolithus vescus Sullivan
481. Discolithus vigintiforatus Kamptner
482. DISCOLOBATUS Haq.
483. Discolobatus enigmatum Haq
484. DISCONEIS Cleve
485. Disconeis belawani Meister
486. DISCOPHORITES Heer
487. Discophorites angustilobus Heer
488. DISCOPLEA Ehrenberg invalid
489. DISCOPLEA Schütt \{also on card: subgenus of Cyclotella\}
490. DISCOPLEA (Ehrenberg) Kützing \{also on card: subgenus of Cyclotella\}
491. DISCOPLEA \{also on card: subgenus Pyxidaria Trevisan\}
492. Discoplea actinocyclus (Ehrenberg) Ehrenberg
493. Discoplea americana Ehrenberg
494. Discoplea annulata Schumann
495. Discoplea astraea Ehrenberg
496. Discoplea atlantica Ehrenberg
497. Discoplea atlantica Ehrenberg
498. Discoplea atmosphaerica Ehrenberg
499. Discoplea atmosphaerica var. integra Ehrenberg
500. Discoplea atmosphaerica var. ocellata Schumann
501. Discoplea bipunctata Schumann
502. Discoplea cincta Ehrenberg
503. Discoplea cingulata Ehrenberg
504. Discoplea comta Ehrenberg
505. Discoplea concentrica (Menegh.) Trevisan
506. Discoplea coscinodiscus Ehrenberg
507. Discoplea dendrochaera Ehrenberg
508. Discoplea denticulata Ehrenberg
509. Discoplea dives Ehrenberg
510. Discoplea gallica Ehrenberg
511. Discoplea gangetica Ehrenberg
512. Discoplea gracilis 'Ehrenberg'
513. Discoplea graeca Ehrenberg
514. Discoplea graeca var. baculifera Schumann
515. Discoplea graeca var. holosticta Ehrenberg
516. Discoplea graeca var. semiocellata Schumann
517. Discoplea graeca var. stelligera Ehrenberg
518. Discoplea kuetzingii ('Kützingii') Ehrenberg
519. Discoplea laevis Ehrenberg
520. Discoplea mammilla Ehrenberg
521. Discoplea margaritifera Schumann
522. Discoplea minutula (Kützing) Trevisan
523. Discoplea oligactis Ehrenberg
524. Discoplea operculata (C. Agardh) Trevisan
525. Discoplea opulenta (Ehrenberg) Ehrenberg
526. Discoplea oregonica Ehrenberg
527. Discoplea ornata Ehrenberg
528. Discoplea paradoxa Ehrenberg
529. Discoplea peruana Ehrenberg
530. Discoplea phrygia Ehrenberg
531. Discoplea physoplea Ehrenberg
532. Discoplea picta Ehrenberg
533. Discoplea punctata Ehrenberg
534. Discoplea radiata Ehrenberg
535. Discoplea rota Ehrenberg
536. Discoplea rotula Ehrenberg
537. Discoplea rotula (Kützing) Trevisan
538. Discoplea simbirskiana ('simbirsciana') Ehrenberg
539. Discoplea sinensis Ehrenberg
540. Discoplea sinensis var. ocellata Schumann
541. Discoplea sinensis var. ocellata Schumann
542. Discoplea sinensis var. stelligera Ehrenberg
543. Discoplea sol Ehrenberg
544. Discoplea sorrentina Ehrenberg
545. Discoplea umbilicata Ehrenberg
546. Discoplea undata Ehrenberg
547. Discoplea undulata Ehrenberg
548. Discoplea venusta Ehrenberg
549. DISCORHABDUS Noël
550. Discorhabdus bellis Noël
551. Discorhabdus biperforatus Rood, Ray, & Barnard
552. Discorhabdus biradiatus (Worsley) Thierstein
553. Discorhabdus corollatus Noël
554. Discorhabdus cruciatus (Bukry) Shumenko
555. Discorhabdus exilitus Noël
556. Discorhabdus gibbosus Noël
557. Discorhabdus ignotus (Górka) Perch-Nielsen
558. Discorhabdus jungii ('jungi') Noel
559. Discorhabdus patulus (Deflandre) Noël
560. Discorhabdus perforatus Shumenko
561. Discorhabdus rotatorius (Bukry) Thierstein
562. Discorhabdus spatiosus Shumenko
563. Discorhabdus testudinarius ('testudinarium') (Black) Shumenko
564. Discorhabdus tubus Noël
565. DISCOSIRA Rabenhorst
566. Discosira sulcata Rabenhorst
567. DISCOSPHAERA Haeckel
568. Discosphaera crucifera Gaarder
569. Discosphaera jerkovicii ('jerkovici') Carla Müller
570. Discosphaera lohmannii ('lohmanni') Arkhangelskij
571. Discosphaera regalis Gaarder
572. Discosphaera thomsonii ('thomsoni') Ostenfeld
573. Discosphaera tubifera_('tubifer') (Murray & Blackman) Ostenfeld
574. DISCOSPORANGIUM Falkenberg
575. Discosporangium mesarthrocarpum (Meneghini) Hauck
576. Discosporangium subtile Falkenberg
577. DISCOTURBELLA P. H. Roth
578. Discoturbella moorii ('moori') P. H. Roth
579. DISCROERISMA {see DICROERISMA}
580. DISELMIS Dujardin
581. Diselmis angusta Dujardin
582. Diselmis dunalii (Joly) Dujardin
583. Diselmis globulus De Fromentel
584. Diselmis marinus ('marina') Dujardin
585. Diselmis turbo De Fromentel
586. Diselmis viridis Dujardin
587. DISIPHONIA Ehrenberg
588. Disiphonia australis Ehrenberg
589. Disiphonia australis var. seelandica Ehrenberg
590. Disiphonia hungarica Pantocsek
591. Dismorphococcus coccifera {cross reference}
592. DISPARIFUSA A. R. Loeblich, Jr.
593. Disparifusa hystricosa A. R. Loeblich, Jr.
594. DISPHACELLA Sauvageau
595. Disphacella reticulata (Lyngbye) Sauvageau
596. DISPHAERIA Cookson & Eisenack
597. Disphaeria macropyla Cookson & Eisenack
598. DISPHAEROGENA D. Wetzel
599. Disphaerogena carposphaeropsis O. Wetzel
600. DISPHINCTIUM 'Nägeli'
601. DISPHINCTIUM \{also on card: Disphintium, Disphingtium filed with Dysphynctium\}
602. DISPORA Kern
603. DISPORA Printz
604. Dispora crucigenioides Printz
605. Dispora cuneiformis (Schmidle) Printz
606. Dispora globosa C. Bicudo & R. Bicudo
607. Dispora pyrenoidifera (Korshikov) Ergashev
608. Dispora speciosa Korshikov
609. Dispora vilhelmii Fott
610. DISPOROPSIS Korshikov
611. Disporopsis pyrenoidifera Korshikov
612. DISSOCLADELLA Pia
613. Dissocladella cretica E. Ott
614. Dissocladella deserta G. F. Elliott
615. Dissocladella savitriae Pia
616. DISSODINIUM Klebs
617. Dissodinium bicorne (Kofoid & Swezy) F.J.R. Taylor
618. Dissodinium elegans (Pavillard) Matzenauer
619. Dissodinium fusiforme (J. Murray) Matzenauer
620. Dissodinium fusiforme f. biconicum_('biconica') (Kofoid) Matzenauer
621. Dissodinium fusiforme f. detruncatum_('detruncata') Matzenauer
622. Dissodinium gerbaultii (Pavillard) F.J.R. Taylor
623. Dissodinium hamulus (Cleve) Matzenauer
624. Dissodinium hamulus var. inaequale_('inaequalis') (Schroeder) Matzenauer
625. Dissodinium lanceolatum_('lanceolata') (Schröder) Matzenauer
626. Dissodinium lunula (Schütt) Pascher
627. Dissodinium minimum_('minima') Matzenauer
628. Dissodinium pseudocalani Drebes
629. Dissodinium pseudocalani (Gönnert) Drebes technically invalid
630. Dissodinium pseudocalani (Gönnert) Drebes ex Elbrächter & Drebes
631. Dissodinium pseudolunula Swift
632. Dissodinium pseudolunula Swift ex Elbrächter & Drebes
633. Dissodinium pseudonoctiluca (J. Murray) [Matzenauer]
634. Dissodinium rhomboides Matzenauer
635. Dissodinium robustum_('robusta') (Kofoid) Matzenauer
636. Dissodinium semicirculare_('semicircularis') (Schröder) Matzenauer
637. DISSODIUM Abé
638. Dissodium asymmetricum_('assymetricum') (Mangin) A.R. Loeblich III
639. Dissodium excentricum (Nie) A.R. Loeblich III
640. Dissodium globulus_('globula') (Abé) Dodge & Hermes
641. Dissodium hainanense (Nie) A.R. Loeblich III
642. Dissodium lebouriae_('lebourae') (Nie) A. R. Loeblich III
643. Dissodium lenticula_('lenticulum') (Bergh) A.R. Loeblich III
644. Dissodium parvum Abé
645. Dissodium pingii (Nie) A.R. Loeblich III
646. Dissodium sphaericum ('sphaerica') (Mangin) Dodge & Hermes
647. Dissodium steinii (Abé) Dodge & Hermes
648. Dissodium tortum ('torta') (Abé) Dodge & Hermes
649. DISTATODINIUM Eaton
650. Distatodinium craterum Eaton
651. Distatodinium ellipticum (Cookson) Eaton
652. Distatodinium paradoxum (Brosius) Eaton
653. Distatodinium tenerum (Benedek) Eaton
654. DISTEPHANOPSIS P. Dumitrica
655. Distephanopsis bachmannii ('bachmanni') (P. Dumitrica) P. Dumitrica \{pcs\}
656. Distephanopsis bipartita ('bipartitus') (Ehrenberg) T.V. Desikachary & P. Prema \{pcs\}
657. Distephanopsis contraria (Deflandre ex L. Jerkovic) T.V. Desikachary & P. Prema
658. Distephanopsis crux (Ehrenberg) P. Dumitrica
659. Distephanopsis crux var. apiculata ('apiculatus') (Lemmermann) P. Prema & T.V. Desikachary \{pcs\}
660. Distephanopsis crux f. aspera (P. Schulz) T.V. Desikachary & P. Prema
661. Distephanopsis crux subsp. bispinosa ('bispinosus') (P. Dumitrica) T.V. Desikachary & P. Prema \{pcs\}
662. Distephanopsis crux subsp. carolae (D. Bukry) T.V. Desikachary & P. Prema
663. Distephanopsis crux subsp. darwinii (D. Bukry) T.V. Desikachary & P. Prema
664. Distephanopsis crux subsp. fenestrata ('fenestratus') T.V. Desikachary & P. Prema \{pcs\}
665. Distephanopsis crux subsp. loeblichii (D. Bukry) T.V. Desikachary & P. Prema
666. Distephanopsis crux subsp. mesophthalma ('mesophthalmus') (Ehrenberg) P. Prema & T.V. Desikachary \{pcs\}
667. Distephanopsis crux subsp. parva ('parvus') (A. Bachmann) T.V. Desikachary & P. Prema \{pcs\}
668. Distephanopsis crux subsp. paulii (C.A. Shaw & P.F. Ciesielski) T.V. Desikachary & P. Prema
669. Distephanopsis crux subsp. scutulata ('scutulatus') (D. Bukry) T.V. Desikachary & P. Prema \{pcs\}
670. Distephanopsis hannae ('hannai') (D. Bukry) T.V. Desikachary & P. Prema \{pcs\}
671. Distephanopsis longispina ('longispinus') (P. Schulz) T.V. Desikachary & P. Prema \{pcs\}
672. Distephanopsis macilenta ('macilentus') (Deflandre) P. Prema & T.V. Desikachary \{pcs\}
673. Distephanopsis octangulata ('octangulatus') (G.H. Wailes) T.V. Desikachary & P. Prema \{pcs\}
674. Distephanopsis pseudocrux (P. Schulz) T.V. Desikachary & P. Prema
675. Distephanopsis schauinslandii (Lemmermann) T.V. Desikachary & P. Prema
676. Distephanopsis schauinslandii subsp. rotundata (H. Stradner) T.V. Desikachary & P. Prema
677. Distephanopsis slavnicii (L. Jerkovic) P. Prema & T.V. Desikachary
678. Distephanopsis slavnicii subsp. naviculoidea (L. Jerkovic) P. Prema & T.V. Desikachary
679. Distephanopsis slavnicii subsp. orbicularis (L. Jerkovic) P. Prema & T.V. Desikachary
680. Distephanopsis soljanii (L. Jerkovic) P. Prema & T.V. Desikachary
681. Distephanopsis stauracanthus (Ehrenberg) P. Dumitrica \{stauracantha?\}
682. Distephanopsis staurodon (Ehrenberg) T.V. Desikachary & P. Prema
683. Distephanopsis stradneri (L. Jerkovic) P. Prema & T.V. Desikachary
684. Distephanopsis stradneri subsp. grandis (D. Bukry) T.V. Desikachary & P. Prema
685. DISTEPHANUS Stöhr
686. Distephanus acanthicus D. Bukry
687. Distephanus aculeatus (Ehrenberg) Haeckel
688. Distephanus aculeatus f. binoculus (Ehrenberg) S. Locker & E. Martini
689. Distephanus antiquus Glezer
690. Distephanus asteroides Haeckel
691. Distephanus boliviensis (Frenguelli) Bukry & Foster
692. Distephanus boliviensis var. binoculus (Frenguelli) Ciesielski
693. Distephanus boliviensis subsp. frugalis D. Bukry
694. Distephanus boliviensis subsp. jimlingii D. Bukry
695. Distephanus boliviensis var. major (Frenguelli) Ciesielski
696. Distephanus boliviensis subsp. major (Frenguelli) D. Bukry
697. Distephanus boliviensis f. spinosus ('spinosa') T.V. Desikachary & P. Prema \{pcs\}
698. Distephanus bukryi P. Prema & T.V. Desikachary
699. Distephanus corona Haeckel
700. Distephanus crux (Ehrenberg) Haeckel
701. Distephanus crux var. apiculatus Lemmermann
702. Distephanus crux f. asperus ('aspera') P. Schulz
703. Distephanus crux subsp. bispinosus P. Dumitrica
704. Distephanus crux f. brevispinus ('brevispina') Schulz
705. Distephanus crux subsp. carolae D. Bukry
706. Distephanus crux subsp. darwinii D. Bukry
707. Distephanus crux subsp. fenestratus K.E. Busen & S.W. Wise, Jr.
708. Distephanus crux subsp. hannae ('hannai') D. Bukry \{pcs\}
709. Distephanus crux subsp. loeblichii D. Bukry
710. Distephanus crux f. longispinus ('longispina') P. Schulz
711. Distephanus crux f. mesocenoideus ('mesocenoidea') Deflandre
712. Distephanus crux var. mesophthalmus (Ehrenberg) Lemmermann
713. Distephanus crux f. mesophthalmus (Ehrenberg) S. Locker & E. Martini
714. Distephanus crux var. octacanthus Desikachary & C. L. Maheshwari
715. Distephanus crux subsp. parvus (Bachmann) D. Bukry
716. Distephanus crux subsp. paulii C.A. Shaw & P.F. Ciesielski
717. Distephanus crux var. quadrangulus ('quadrangula') (Schulz) Deflandre
718. Distephanus crux var. schauinslandii (Lemmermann) Schulz
719. Distephanus crux subsp. scutulatus D. Bukry
720. Distephanus crux var. stauracanthus (Ehrenberg) Lemmermann
721. Distephanus diadema Haeckel
722. Distephanus frugalis (D. Bukry) D. Bukry
723. Distephanus hannae ('hannai') (D. Bukry) D. Bukry \{pcs\}
724. Distephanus irregularis Hanna
725. Distephanus japonicus (Deflandre) Glezer
726. Distephanus japonicus f. pseudofibula (Schulz) Glezer
727. Distephanus jimlingii (D. Bukry) P. Dumitrica
728. Distephanus longispinus (Schulz) Bukry & Foster
729. Distephanus longispinus (Schulz) Perch-Nielsen
730. Distephanus macilentus (Deflandre) Perch-Nielsen
731. Distephanus major (Frenguelli) D. Bukry
732. Distephanus mesophthalmus (Ehrenberg) Haeckel
733. Distephanus norvegiensis K. Perch-Nielsen
734. Distephanus octacanthus (Desikachary & C.L. Maheshwari) Bukry & Foster
735. Distephanus octangulatus G.H. Wailes
736. Distephanus octogonius Haeckel
737. Distephanus octonarius (Ehrenberg) Haeckel
738. Distephanus octonarius (Ehrenberg) Perch-Nielsen
739. Distephanus octonarius var. bioctonarius ('bioctonaria') (Ehrenberg) Deflandre
740. Distephanus octonarius var. cyrtoides (Häckel) Glezer
741. Distephanus octonarius f. mesocenoideus ('mesocenoidea') Deflandre
742. Distephanus octonarius var. polyactis (Ehrenberg) Glezer
743. Distephanus ornamentum (Ehrenberg) Haeckel
744. Distephanus paradistephanus (K. Tsumura) D. Bukry & S. Monechi
745. Distephanus pentagonus Wailes
746. Distephanus pentasterias (Ehrenberg) Haeckel
747. Distephanus polyactis (Ehrenberg) Deflandre
748. Distephanus polyactis var. apiculatus ('apiculata') (Lemmermann) Deflandre
749. Distephanus polyactis subsp. crassus D. Bukry
750. Distephanus polyactis var. literatus D. Bukry
751. Distephanus polyactis f. mesocenoideus ('mesocenoidea') Deflandre
752. Distephanus pseudofibula (P. Schulz) D. Bukry
753. Distephanus pulcher ('pulchra') (J. Schiller) H.Y. Ling & K. Takahashi \{pcs\}
754. Distephanus quinquangellus Bukry & Foster
755. Distephanus quintus (D. Bukry & J.H. Foster) P. Dumitrica
756. Distephanus raupii Bukry
757. Distephanus rosae K. Perch-Nielsen
758. Distephanus rotundus Stöhr
759. Distephanus schauinslandii Lemmermann
760. Distephanus septenarius (Ehrenberg) Perch-Nielsen
761. Distephanus sirius (Ehrenberg) Haeckel
762. Distephanus slavnicii ('slavnici') (Jerkovic) Ling
763. Distephanus speculum (Ehrenberg) Haeckel
764. Distephanus speculum var. aculeatus (Ehrenberg) Lemmermann
765. Distephanus speculum f. armatus ('armata') Lemmermann
766. Distephanus speculum subsp. binoculus (Ehrenberg) Bukry
767. Distephanus speculum subsp. bispicatus D. Bukry
768. Distephanus speculum var. brevispinus Lemmermann
769. Distephanus speculum var. brevispinus Lemmermann
770. Distephanus speculum f. cannopilea-hexacantha (Frenguelli) S. Locker & E. Martini
771. Distephanus speculum f. constrictus ('constricta') Schulz
772. Distephanus speculum f. constrictus ('constricta') Schulz
773. Distephanus speculum var. corona (Haeckel) Lemmermann
774. Distephanus speculum f. coronatus ('coronata') Schulz
775. Distephanus speculum f. coronatus ('coronata') Schulz
776. Distephanus speculum f. coronatus ('coronata') Schulz
777. Distephanus speculum f. coronatus ('coronata') Schulz
778. Distephanus speculum var. diademus ('diadema') (Haeckel) Lemmermann
779. Distephanus speculum subsp. diommata (Ehrenberg) D. Bukry
780. Distephanus speculum subsp. elongatus D. Bukry
781. Distephanus speculum f. fenestratus S. Locker & E. Martini
782. Distephanus speculum f. geminus Ciesielski
783. Distephanus speculum subsp. haliomma (Ehrenberg) D. Bukry
784. Distephanus speculum subsp. hemisphaericus (Ehrenberg) Bukry
785. Distephanus speculum var. hexathyra (Ehrenberg) Lemmermann
786. Distephanus speculum var. minutus (A. Bachmann) K. McCartney & S. W. Wise, Jr.
787. Distephanus speculum f. nonarius S. Locker & E. Martini
788. Distephanus speculum subsp. notabilis S. Locker & E. Martini
789. Distephanus speculum f. notabilis S. Locker & E. Martini
790. Distephanus speculum f. octogonius ('octogonia') (Haeckel) Lemmermann
791. Distephanus speculum f. octonarius (Ehrenberg) S. Locke & E. Martini
792. Distephanus speculum var. octonarius ('octonaria') (Ehrenberg) Jørgensen
793. Distephanus speculum subsp. giganteus D. Bukry
794. Distephanus speculum subsp. patulus D. Bukry
795. Distephanus speculum f. pentagonus S. Locker & E. Martini
796. Distephanus speculum f. pentagonus (Lemmermann) S. Locker & E. Martini
797. Distephanus speculum var. pentagonus Lemmermann
798. Distephanus speculum f. polyactis (Ehrenberg) Jørgensen
799. Distephanus speculum var. polyactis (Ehrenberg) Lemmermann
800. Distephanus speculum subsp. polyommatus ('polyommata') (P. Schulz) D. Bukry
801. Distephanus speculum f. pseudocrux P. Schulz
802. Distephanus speculum f. pseudodictyocha Deflandre
803. Distephanus speculum f. pseudofibula P. Schulz
804. Distephanus speculum f. pseudopentagonus K. McCartney & S. W. Wise, Jr.
805. Distephanus speculum subsp. quintus (Bukry & Foster) Bukry
806. Distephanus speculum var. regularis Lemmermann
807. Distephanus speculum var. regularis Lemmermann
808. Distephanus speculum f. regularis Lemmermann
809. Distephanus speculum f. regularis Lemmermann
810. Distephanus speculum f. robustus ('robusta') [Gemeinhardt]
811. Distephanus speculum f. septenarius (Ehrenberg) S. Locker & E. Martini
812. Distephanus speculum var. septenarius ('septenaria') (Ehrenberg) Jørgensen
813. Distephanus speculum f. spiralis D.M. Harwood
814. Distephanus speculum subsp. tenuis D. Bukry
815. Distephanus speculum f. trioctus Bukry
816. Distephanus speculum subsp. triommata (Ehrenberg) Bukry
817. Distephanus speculum f. varians Gran & Braarud
818. Distephanus stauracanthus (Ehrenberg) Haeckel
819. Distephanus stauracanthus f. octagonus (K. Tsumura) S. Locker & E. Martini
820. Distephanus stradneri (L. Jerkovic) D. Bukry
821. Distephanus sulcatus D. Bukry
822. Distephanus trioctus D. Bukry
823. Distephanus variabilis Hanna
824. Distephanus varians (Gran & Braarud) D. Bukry
825. Distephanus xenus D. Bukry
826. DISTICHANTHES Ehrenberg
827. Distichanthes seriata Ehrenberg
828. Distichoplax paniculus R. Endo
829. DISTICHOPORA Lamarck
830. Distichopora violacea (Pallas) Lamarck
831. DISTICHOTHAMNION J. Agardh {"tribus" of Bostrychia: invalid}
832. DISTIGMA Ehrenberg
833. DISTIGMA \{also on card: Subgenus Eutreptielloidea Christen\}
834. Distigma aequiciliatum ('aequiciliata') E.G. Pringsheim nom. prov.
835. DISTIGMA H. & E.
836. Distigma breviciliatum Christen
837. Distigma curvatum ('curvata') E. G. Pringsheim
838. Distigma curvatum var. majus ('major') Pringsheim
839. Distigma elegans Christen
840. Distigma elongatum Skuja
841. Distigma glabrum Christen
842. Distigma glabrum f. minus Christen
843. Distigma glabrum var. minus Christen
844. Distigma globiferum ('globifera') Skuja
845. Distigma gracile ('gracilis') E.G. Pringsheim
846. Distigma leve ('levis') [Pringsheim]
847. Distigma minimum ('minima') Deflandre
848. Distigma planaria Ehrenberg
849. Distigma planaria H. & E.
850. Distigma proteus Ehrenberg
851. Distigma proteus Ehrenberg
852. Distigma proteus var. clavatum (Playfair) Playfair
853. Distigma pseudoproteus E. G. Pringsheim
854. Distigma papillatum ('papillata') Skvortsov
855. Distigma rigidum Christen
856. Distigma sennii E.G. Pringsheim
857. Distigma spirale ('spiralis') Bourrelly
858. Distigma striatogranulatum ('striato-granulatum') Skuja
859. Distigma tenax (O. F. Mueller) Ehrenberg
860. Distigma tenue Christen
861. Distigma tremens Christen
862. Distigma viride Ehrenberg
863. Distigma viride Ehrenberg
864. DISTIGMOPSIS Hollande
865. Distigmopsis grassei Hollande
866. DISTRIONELLA D.M. Williams
867. Distrionella asterionelloides D.M. Williams
868. Distrionella incognita (E. Reichardt) D. M. Williams
869. DISTROMATICAE J. Agardh \{also on card: section of Porphyra\}
870. DISTROMIUM Levring
871. Distromium decumbens (Okamura) Levring
872. Distromium didymothrix Allender & Kraft
873. Distromium flabellatum Womersley
874. Distromium multifidum Womersley
875. Distromium skottsbergii Levring
876. DITMARIA Lühnemann
877. DITOCE Nägeli \{also on card: Subgenus of Palmella\}
878. DITOMOCLADIA Trevisan
879. Ditomocladia cabrerae (Clemente) Trevisan
880. Ditomocladia halyseris (Hooker f. & Harvey) Trevisan
881. Ditomocladia inermis (Turner) Trevisan
882. DITRIA Hollenberg
883. Ditria expleta J.M. Huisman
884. Ditria reptans Hollenberg
885. Ditria zonaricola (Okamura) T. Yoshida & M. Yoshida
886. DITRICHOMONAS Cutler
887. Ditrichomonas termitis Cutler
888. DITRIPODIUM Hovasse
889. Ditripodium amphora Hovasse
890. Ditripodium elephantinum Hovasse
891. Ditripodium fenestratum Deflandre
892. Ditripodium japonicum Deflandre
893. Ditripodium latum Hovasse
894. DITYLUM Bailey
895. Ditylum brightwellii (T. West) Grunow
896. Ditylum brightwellii f. pentagonum ('pentagona') Gaarder
897. Ditylum buchananii von Stosch
898. Ditylum cornutum Forti & Schulz
899. Ditylum grovei J. Brun
900. Ditylum inaequale Bailey
901. Ditylum intricatum (T. West) Grunow
902. Ditylum pernodi Schröder
903. Ditylum segmentale Brun
904. Ditylum sol (Grunow) De Toni
905. Ditylum sol (A. Schmidt) Cleve
906. Ditylum trigonum Bailey
907. Ditylum undulatum Mann
908. Ditylum trigonum Schröder
909. DIVERSOCALLIS Dragastan
910. Diversocallis undulatus Dragastan
911. DIVERSOPORELLA Gnilovskaya
912. Diversoporella cognata Gnilovskaya
913. DIVIETIPELLIS Wicander
914. Divietipellis robusta Wicander
915. DIXONIELLA Y. Hara, et al.
916. DOBROGEITES Simionescu
917. Dobrogeites vinassayi (Simionescu) Simionescu
918. DOBUNNIELLA G. F. Elliott
919. Dobunniella coriniensis G. F. Elliott
920. DOCIDIOPSIS Raciborski
921. DOCIDIOPSIS (Raciborski) Hirano
922. Docidiopsis nodosa ('nodosum') (Bailey) Raciborski
923. Docidiopsis nodosa f. baileyana Raciborski
924. Docidiopsis nodosa f. polonica Raciborski