Silva Center for Phycological Documentation: Index Nominum Algarum

The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense). The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
A working list of algal type specimens at UC is available here

Tabular display

Results from INA database

  1. Biddulphia surirella (C.G. Ehrenberg) G.L. Rabenhorst image
  2. Biddulphia surirella (Ehrenberg) Rabenhorst
  3. Campylodiscus surirella C.G. Ehrenberg image
  4. Chaetoceros surirella J. Frenguelli image
  5. Cretarhabdus surirella (Deflandre & Fert) Shumenko image
  6. Cretarhabdus surirella_('surirellus') (Deflandre & Fert) P. Reinhardt image
  7. Delphineis surirella (Ehrenberg) G.W. Andrews
  8. Delphineis surirella var. australis (P. Petit) Navarro {invalid}
  9. Delphineis surirella var. australis (P. Petit) P.M. Tsarenko {invalid}
  10. Dimeregramma surirella (Ehrenberg) Ralfs image
  11. Discolithus surirella Deflandre & Fert cent. nov. image
  12. Fragilaria surirella C.G. Ehrenberg image
  13. NAVICULA subg. SURIRELLA Ehrenberg image
  14. PSEUDOSURIRELLA Grunow image
  15. Retecapsa surirella (Deflandre & Fert) Grün image
  16. Rhaphoneis surirella (C.G. Ehrenberg) A. Grunow image
  17. Rhaphoneis surirella var. australis (P. Petit) Grunow
  18. Rhaphoneis surirella var. australis A.F. Meunier image
  19. Rhaphoneis surirella var. ceylanica (P.T. Cleve) N. Foged image
  20. Rhaphoneis surirella var. grunovii J. Frenguelli image
  21. SURIRELLA image
  22. SURIRELLA C.G. Ehrenberg image
  23. SURIRELLA C.G. Ehrenberg image
  24. SURIRELLA P.J.F. Turpin image
  25. SURIRELLA [Gruppe] FASTUOSAE A. Grunow image
  26. SURIRELLA sect. EUSURIRAYA F. Schütt image
  27. SURIRELLA section SURIRELLA J.-J. Brun image
  28. SURIRELLA subgenus PODOCYSTIS F.T. Kützing image
  29. SURIRELLACEA Fjerdingstad image
  30. SURIRELLACEAE Bessey image
  31. SURIRELLACEAE Mereschkowsky image
  32. SURIRELLALES D.G. Mann
  33. SURIRELLALES P.C. Silva image
  34. Surirella [moelleriana var.] multiplicata A. Cleve-Euler image
  35. Surirella acanthophora A. Iltis image
  36. Surirella acanthophora M.H. Giffen image
  37. Surirella acredula M.H. Hohn & J. Hellerman image
  38. Surirella aculeata F. Hustedt image
  39. Surirella aculeata Hustedt
  40. Surirella acuminata F. Hustedt image
  41. Surirella acuminata Hustedt
  42. Surirella acuminata L.A. Brebisson image
  43. Surirella acuminata var. baikalensis B.V. Skvortzov image
  44. Surirella acuminata var. constricta W. Carruthers image
  45. Surirella acuta C.G. Ehrenberg image
  46. Surirella adriatica F.T. Kützing image
  47. Surirella adumbrata_('adumbratus') M.H. Hohn & J. Hellerman image
  48. Surirella aegyptiaca M.M. Salah & G. Tamás image
  49. Surirella affinis F. Hustedt image
  50. Surirella africana G. Leuduger-Fortmorel image
  51. Surirella africani-orientalis C. Cocquyt & R. Jahn
  52. Surirella afrocalcarata C. Cocquyt & R. Jahn {illegitimate}
  53. Surirella agmatilis K.E. Camburn image
  54. Surirella agonaensis Foged
  55. Surirella agonaensis N. Foged image
  56. Surirella alata F. Hustedt image
  57. Surirella alata Hustedt
  58. Surirella albaregiensis J. Pantocsek image
  59. Surirella alicula M.H. Hohn & J. Hellerman image
  60. Surirella alisoviana B.V. Skvortzov image
  61. Surirella alpina J.A.M. Perty image
  62. Surirella alstonii B.V. Skvortzov image
  63. Surirella alternans A.W.F. Schmidt image
  64. Surirella ambigua F.T. Kützing image
  65. Surirella americana E. Terry image
  66. Surirella amoena J. Pantocsek image
  67. Surirella amphiamblya C.G. Ehrenberg image
  68. Surirella amphibola C.G. Ehrenberg image
  69. Surirella amphicentra C.G. Ehrenberg image
  70. Surirella amphioxys W. Smith
  71. Surirella amphioxys var. alaskaensis N. Foged image
  72. Surirella anassae B.J. Cholnoky image
  73. Surirella anassae Cholnoky
  74. Surirella anceps F.W. Lewis
  75. Surirella anfractuosa A.W.F. Schmidt image
  76. Surirella angusta F.T. Kützing image
  77. Surirella angusta Kützing
  78. Surirella angusta f. minuta Skvortzov
  79. Surirella angusta f. ovata B.V. Skvortzov image
  80. Surirella angusta f. punctata R.F. Bastow
  81. Surirella angusta var. amoyensis Skvortzov
  82. Surirella angusta var. apiculata (W. Smith) A. Grunow image
  83. Surirella angusta var. apiculata (W. Smith) Grunow
  84. Surirella angusta var. constricta B.V. Skvortzov image
  85. Surirella angusta var. constricta Hustedt {illegitimate}
  86. Surirella angusta var. constricta Skvortzov
  87. Surirella angusta var. curta B.V. Skvortzov image
  88. Surirella angusta var. elongata B.V. Skvortzov image
  89. Surirella angusta var. genuina A. Grunow image
  90. Surirella angusta var. hangensis Skvortzov
  91. Surirella angusta var. hankensis B.V. Skvortzov image
  92. Surirella angusta var. hankensis B.V. Skvortzov image
  93. Surirella angusta var. pinnata (W. Smith) F. Meister image
  94. Surirella angusta var. pygmaea Ant. Mayer image
  95. Surirella angusta var. sinuata Manguin
  96. Surirella angustata Kützing ex Hustedt
  97. Surirella angustata f. minuta B.V. Skvortzov image
  98. Surirella angustata var. constricta F. Hustedt image
  99. Surirella angustata var. sinuata E.E. Manguin image
  100. Surirella angustemarginata F. Hustedt image
  101. Surirella angusticostata F. Hustedt image
  102. Surirella angusticostata Hustedt
  103. Surirella angustiformis F. Hustedt image
  104. Surirella angustiformis Hustedt
  105. Surirella antarctica C.G. Ehrenberg image
  106. Surirella antioquiensis S.E. Sala, J.J. Ramírez, Plata-Díaz & Vouilloud
  107. Surirella antiqua J. Pantocsek image
  108. Surirella apiae O.N. Witt image
  109. Surirella apiculata W. Smith
  110. Surirella apiculata f. pygmaea Ant. Mayer image
  111. Surirella apiculata var. constricta F. Hustedt image
  112. Surirella apiculata var. panduriformis J. Frenguelli image
  113. Surirella approximata N. Woodhead & R.D. Tweed ex C. Cocquyt, I. Jüttner & W.-H. Kusber
  114. Surirella approximata N. Woodhead & R.D. Tweed {invalid}
  115. Surirella approximata N. Woodhead & R.D. Tweed image
  116. Surirella aquastudia (J.P. Kociolek & Q.M. You) J.P. Kociolek
  117. Surirella arabica Grunow image
  118. Surirella arachnoidea E.J.F. Wood image
  119. Surirella araucaniae C.G. Ehrenberg image
  120. Surirella archibaldii D. Metzeltin & H. Lange-Bertalot
  121. Surirella arcta A.W.F. Schmidt image
  122. Surirella arctica (R.M. Patrick & Freese) J. Veselá & M. Potapova
  123. Surirella arctissima A.W.F. Schmidt image
  124. Surirella arctissima var. muscicola G. Krasske
  125. Surirella argus Castracane image
  126. Surirella arguta F. Hustedt image
  127. Surirella armoricana H. Peragallo & M. Peragallo
  128. Surirella ascensionis G. Leuduger-Fortmorel image
  129. Surirella asowiana C.G. Ehrenberg image
  130. Surirella aspera C.G. Ehrenberg image
  131. Surirella asperrima Hustedt
  132. Surirella asperrima f. rokuprensis N. Woodhead & R.D. Tweed image
  133. Surirella astridiae_('astridae') F. Hustedt image
  134. Surirella astridiae_('astridae') Hustedt
  135. Surirella asymmetrica E.V. Østrup image
  136. Surirella asymmetrica var. serpentina A. Cleve-Euler image
  137. Surirella atomus F. Hustedt image
  138. Surirella attenuata C.W. Nägeli ex F.T. Kützing image
  139. Surirella aubertii J. Heribaud image
  140. Surirella australis A.W.F. Schmidt image
  141. Surirella australis C.G. Ehrenberg image
  142. Surirella australis C.G. Ehrenberg image
  143. Surirella australovisurgis B. Van de Vijver, C. Cocquyt, K. Kopalová & R. Zidarova
  144. Surirella baccata G. Leuduger-Fortmorel image
  145. Surirella bagualensis O. Müller image
  146. Surirella baicalensis B.V. Skvortzov & K.I. Meyer image
  147. Surirella baicalensis Skvortzov & K.I. Meyer {illegitimate}
  148. Surirella baikalensis Dorogostaisky
  149. Surirella baikalensis V. Dorogostaisky image
  150. Surirella baileyi F.W. Lewis
  151. Surirella baldjikii G. Norman image
  152. Surirella balteum J.-J. Brun image
  153. Surirella balteum_('Balteum') J.-J. Brun
  154. Surirella baltica J. Schumann image
  155. Surirella barca M.H. Hohn & J. Hellerman image
  156. Surirella barrowcliffia A.S. Donkin image
  157. Surirella beadensis H.E. Sovereign image
  158. Surirella bellis W. Carruthers image
  159. Surirella bengalensis A. Grunow image
  160. Surirella bertillonii A. Mann image
  161. Surirella bicuneata A. Lauby image
  162. Surirella bidens F. Hustedt image
  163. Surirella bidentata G. Krasske image
  164. Surirella bidentula Hustedt
  165. Surirella bifida A. Cleve-Euler image
  166. Surirella bifrons (C.G. Ehrenberg) C.G. Ehrenberg image
  167. Surirella bifrons Ehrenberg
  168. Surirella bifrons f. minor E.V. Østrup image
  169. Surirella bifrons f. minor O. Müller image
  170. Surirella bifrons f. minor O. Müller
  171. Surirella bifrons var. constricta_('constrictum') P.F. Reinsch image
  172. Surirella bifrons var. constricta_('constrictum') Reinsch
  173. Surirella bifrons var. heteropolis (F. Hustedt) N. Woodhead & R.D. Tweed image
  174. Surirella bifrons var. intermedia O. Müller image
  175. Surirella bifrons var. intermedia O. Müller
  176. Surirella bifrons var. margaritifera J. Pantocsek image
  177. Surirella bifrons var. punctata F. Meister image
  178. Surirella bifrons var. tumida O. Müller image
  179. Surirella bifrons var. tumida O. Müller
  180. Surirella biharensis J. Pantocsek image
  181. Surirella birostrata F. Hustedt image
  182. Surirella biseriata Brébisson
  183. Surirella biseriata L.A. Brebisson image
  184. Surirella biseriata f. amphioxys (W. Smith) Hustedt
  185. Surirella biseriata f. armata A. Cleve-Euler image
  186. Surirella biseriata f. armata E.E. Manguin image
  187. Surirella biseriata f. hispida B.V. Skvortzov image
  188. Surirella biseriata f. indica H.P. Gandhi image
  189. Surirella biseriata f. latevittata F. Meister image
  190. Surirella biseriata f. major F. Meister image
  191. Surirella biseriata f. major Grunow
  192. Surirella biseriata f. margaritifera Ant. Mayer image
  193. Surirella biseriata f. media L. Dippel image
  194. Surirella biseriata f. minor "H.F. Van Heurck" image
  195. Surirella biseriata f. minor Ant. Mayer image
  196. Surirella biseriata f. minor Grunow
  197. Surirella biseriata f. punctata B.V. Skvortzov image
  198. Surirella biseriata f. punctata B.V. Skvortzov image
  199. Surirella biseriata f. punctata F. Meister image
  200. Surirella biseriata f. tumida (O. Müller) A. Mayer image
  201. Surirella biseriata var. bicuspidata A. Cleve-Euler image
  202. Surirella biseriata var. bifrons (C.G. Ehrenberg) F. Hustedt image
  203. Surirella biseriata var. celebesiana F. Hustedt image
  204. Surirella biseriata var. celebesiana Hustedt
  205. Surirella biseriata var. constricta (A. Grunow) F. Hustedt image
  206. Surirella biseriata var. constricta P.F. Reinsch image
  207. Surirella biseriata var. elongata C. Brockmann image
  208. Surirella biseriata var. elongata J. Pantocsek image
  209. Surirella biseriata var. genuina Ant. Mayer image
  210. Surirella biseriata var. heteropolis F. Hustedt image
  211. Surirella biseriata var. heteropolis Hustedt
  212. Surirella biseriata var. linearis (W. Smith) J.-J. Brun image
  213. Surirella biseriata var. lineopunctata (A. Jurilj) A. Jurilj image
  214. Surirella biseriata var. minor - - image
  215. Surirella biseriata var. nipponica B.V. Skvortzov image
  216. Surirella biseriata var. orientalis B.V. Skvortzov image
  217. Surirella biseriata var. ovata J. Frenguelli image
  218. Surirella biseriata var. punctata B.V. Skvortzov & K.I. Meyer image
  219. Surirella biseriata var. punctata F. Meister image
  220. Surirella biseriata var. punctata J. Schumann image
  221. Surirella biseriata var. robusta Hustedt
  222. Surirella biseriata var. rostrata P. Schulz-Danzig image
  223. Surirella biseriata var. rostrata P. Schulz-Danzig image
  224. Surirella biseriata var. spinifera E. Manguin ex Kociolek & Reviers
  225. Surirella biseriata var. spinifera E. Manguin {invalid}
  226. Surirella biseriata var. spinifera E.E. Manguin image
  227. Surirella biseriata var. subconstricta F. Meister image
  228. Surirella biseriata var. subparallela F. Meister image
  229. Surirella biseriata var. subtruncata E.J. Lemmermann image
  230. Surirella biseriata var. tumida (O. Müller) A. Mayer image
  231. Surirella biseriata var. ussuriensis B.V. Skvortzov image
  232. Surirella biseriata var. vulgaris F. Meister image
  233. Surirella biwensis B.V. Skvortzov image
  234. Surirella bohemica (Maly) Maly ex Schönfeldt
  235. Surirella boisiana P.C.M. Petit image
  236. Surirella bonsaensis Foged
  237. Surirella bonsaensis N. Foged image
  238. Surirella borneensis F. Hustedt image
  239. Surirella borneensis Hustedt ex Simonsen
  240. Surirella borscowii_('Borsčowi') K.S. Mereschkowsky image
  241. Surirella bouillonii D. Bes, L. Ector & L.C. Torgan
  242. Surirella brasiliensis F. Hustedt image
  243. Surirella brasiliensis R.M. Patrick image
  244. Surirella braunii F. Hustedt image
  245. Surirella brebissonii K. Krammer & H. Lange-Bertalot image
  246. Surirella brebissonii var. kuetzingii K. Krammer & H. Lange-Bertalot image
  247. Surirella brebissonii var. lineata R.J. Flower
  248. Surirella brebissonii var. punctata K. Krammer image
  249. Surirella breuteliana G.L. Rabenhorst image
  250. Surirella brevicostata O. Müller image
  251. Surirella brevicostata O. Müller
  252. Surirella brevicostata var. constricta F. Hustedt image
  253. Surirella brevicostata var. constricta Hustedt
  254. Surirella brevicostata var. elongata F. Hustedt image
  255. Surirella brevicostata var. elongata Hustedt ex Simonsen
  256. Surirella brevis C.G. Ehrenberg image
  257. Surirella brightwellii W. Smith image
  258. Surirella brightwellii var. baltica (J. Schumann) K. Krammer image
  259. Surirella brunhesii_('Brunhesi') Héribaud
  260. Surirella brunhesii_('Brunhesi') J. Heribaud image
  261. Surirella brunii_('Bruni') J. Heribaud image
  262. Surirella bryophila H. Lange-Bertalot, U. Wydrzycka & D. Metzeltin
  263. Surirella caffra C.G. Ehrenberg image
  264. Surirella calceolus W. Carruthers image
  265. Surirella caldensis P.T. Cleve image
  266. Surirella caledonica C.G. Ehrenberg image
  267. Surirella caljoniana C.N. Solak, C. Cocquyt & P.B. Hamilton
  268. Surirella campechiana F. Hustedt image
  269. Surirella campylodiscus C.G. Ehrenberg image
  270. Surirella capensis C.G. Ehrenberg image
  271. Surirella capensis Ehrenberg
  272. Surirella capensis Ehrenberg ex C. Cocquyt & R. Jahn
  273. Surirella capronii Brébisson & Kitton
  274. Surirella capronii L.A. Brebisson image
  275. Surirella capronii L.A. Brebisson ex F. Kitton image
  276. Surirella capronii f. capitata B.V. Skvortzov image
  277. Surirella capronii var. anadyrensis T.V. Sechkina image
  278. Surirella capronii var. constricta B.V. Skvortzov image
  279. Surirella capronii var. hankensis B.V. Skvortzov image
  280. Surirella capronii var. obtusa F. Hustedt image
  281. Surirella capronii var. reducta Manguin
  282. Surirella capronii var. spiralis T. Reinhold image
  283. Surirella capronioides H.P. Gandhi image
  284. Surirella cardaria C. Brockmann image
  285. Surirella cardinalis F. Kitton image
  286. Surirella carinata F. Kitton image
  287. Surirella carolinensis C.G. Ehrenberg image
  288. Surirella carolinicola K.E. Camburn image
  289. Surirella caspia J.-J. Brun image
  290. Surirella cataractarum F. Hustedt image
  291. Surirella cataractarum Hustedt
  292. Surirella celebensis Grove ex D.M. Williams, J. Witkowski, & P.A. Sims
  293. Surirella celebesiana F. Hustedt image
  294. Surirella celebesiana Hustedt
  295. Surirella celebesiana var. matanensis F. Hustedt image
  296. Surirella celebesiana var. matanensis Hustedt
  297. Surirella celtica H. Germain
  298. Surirella celtica var. constricta L. Leclercq
  299. Surirella ceylanensis G. Leuduger-Fortmorel image
  300. Surirella ceylanensis var. fortunata (G. Leuduger-Fortmorel) F. Hustedt image
  301. Surirella ceylanensis var. incurvata J.-J. Brun image
  302. Surirella ceylanensis var. oblongistriata F. Hustedt image
  303. Surirella ceylonica B.V. Skvortzov image
  304. Surirella ceylonica f. minor (H.P. Gandhi) H.P. Gandhi image
  305. Surirella chachinae B.V. Skvortzov image
  306. Surirella chasei B.J. Cholnoky image
  307. Surirella chasei Cholnoky
  308. Surirella chassagnei J. Heribaud image
  309. Surirella chepurnovii C. Cocquyt & R. Jahn
  310. Surirella chilensis C. Janisch image
  311. Surirella chilensis var. constricta F. Hustedt image
  312. Surirella chilensis var. rostrata F. Hustedt image
  313. Surirella chilensis var. tumida F. Hustedt image
  314. Surirella chinensis J.-J. Brun image
  315. Surirella cincta A. Jurilj image
  316. Surirella cincta Jurilj
  317. Surirella circumsuta Bailey
  318. Surirella circumvallata F. Hustedt image
  319. Surirella citrus D. Metzeltin & H. Lange-Bertalot
  320. Surirella clathrata C.G. Ehrenberg image
  321. Surirella clavata (O. Müller) C. Cocquyt & R. Jahn
  322. Surirella clementis A. Grunow image
  323. Surirella clypeus (C.G. Ehrenberg) C.G. Ehrenberg image
  324. Surirella clypeus (C.G. Ehrenberg) F.T. Kützing image
  325. Surirella clypeus (Ehrenberg) Kützing
  326. Surirella clypeus F. Dujardin image
  327. Surirella coarctata C.G. Ehrenberg image
  328. Surirella cocconeis C.G. Ehrenberg image
  329. Surirella cochinchinensis P.C.M. Petit image
  330. Surirella coei B.J. Cholnoky image
  331. Surirella coei Cholnoky ex C. Cocquyt, J.C. Taylor & Kusber
  332. Surirella collare A. Schmidt
  333. Surirella collare A.W.F. Schmidt image
  334. Surirella collecta Bailey image
  335. Surirella colombonensis G. Leuduger-Fortmorel image
  336. Surirella columbiensis G. Krasske image
  337. Surirella comis A.W.F. Schmidt image
  338. Surirella comperei (C. Cocquyt & R. Jahn) Cocquyt & R. Jahn
  339. Surirella comta C.G. Ehrenberg image
  340. Surirella concentrica A. Mann image
  341. Surirella congolensis C. Cocquyt & J.C. Taylor
  342. Surirella conifera B.V. Skvortzov image
  343. Surirella conifera var. punctata B.V. Skvortzov image
  344. Surirella conoidea F. Meister image
  345. Surirella constricta (C.G. Ehrenberg) C.G. Ehrenberg image
  346. Surirella constricta (Grunow) Studnička {illegitimate}
  347. Surirella constricta W. Smith image
  348. Surirella constricta f. latior O. Müller image
  349. Surirella constricta f. obtusa B.V. Skvortzov & K.I. Meyer image
  350. Surirella constricta var. africana O. Müller image
  351. Surirella constricta var. africana O. Müller
  352. Surirella constricta var. arcta (A.W.F. Schmidt) T. Comber image
  353. Surirella constricta var. hyalina E.J. Lemmermann image
  354. Surirella constricta var. maxima O. Müller image
  355. Surirella constricta var. maxima O. Müller
  356. Surirella contigua A. Mann
  357. Surirella continuata A. Mann image
  358. Surirella contorta F. Kitton
  359. Surirella contorta L.A. Brebisson image
  360. Surirella conversa F. Hustedt image
  361. Surirella conversa Hustedt
  362. Surirella cordata C.G. Ehrenberg image
  363. Surirella cordiformis E.V. Østrup image
  364. Surirella cornigera L.A. Brebisson image
  365. Surirella costata A. Jurilj image
  366. Surirella costata Jurilj {illegitimate}
  367. Surirella costata Neupauer
  368. Surirella costei D. Metzeltin & H. Lange-Bertalot
  369. Surirella costulata F. Hustedt image
  370. Surirella coudertii var. minor M. Peragallo image
  371. Surirella coudertii_('couderti') J. Heribaud image
  372. Surirella crassicostata A.P. Skabichevskij image
  373. Surirella craticula (C.G. Ehrenberg) C.G. Ehrenberg image
  374. Surirella craticula var. acuta C.G. Ehrenberg image
  375. Surirella craticula var. chilensis C.G. Ehrenberg image
  376. Surirella craticula var. major C.G. Ehrenberg image
  377. Surirella craticula var. obtusa C.G. Ehrenberg image
  378. Surirella craticula var. opulenta C.G. Ehrenberg image
  379. Surirella crawfordii C. Cocquyt & R. Jahn
  380. Surirella crenulata C.G. Ehrenberg image
  381. Surirella crinata F. Kitton image
  382. Surirella cruciata A.W.F. Schmidt image
  383. Surirella crumena L.A. Brebisson ex F.T. Kützing image
  384. Surirella crumena L.A. Brebisson image
  385. Surirella cuneata (O.N. Witt) A.W.F. Schmidt image
  386. Surirella cuneata L.A. Brebisson image
  387. Surirella cuneatella A. Mann image
  388. Surirella curvifacies J.-J. Brun image
  389. Surirella curvula L.A. Brebisson ex F.T. Kützing image
  390. Surirella cuspidata F. Hustedt
  391. Surirella cuspidata f. constricta F. Hustedt image
  392. Surirella cymatopleuroides H. Peragallo
  393. Surirella davidsonii A. Schmidt
  394. Surirella davidsonii A.W.F. Schmidt image
  395. Surirella debesii_('debesi') F. Hustedt image
  396. Surirella debesii_('debesi') Hustedt
  397. Surirella decipiens F. Hustedt image
  398. Surirella decipiens Hustedt
  399. Surirella decora Bailey image
  400. Surirella deflexa A.W.F. Schmidt image
  401. Surirella degenerans P.T. Cleve image
  402. Surirella delicatissima F.W. Lewis
  403. Surirella delicatissima f. tenuissima E.E. Manguin image
  404. Surirella delicatissima var. ghanaensis Foged
  405. Surirella delicatissima var. ghanaensis N. Foged image
  406. Surirella delicatissima var. nipponica B.V. Skvortzov image
  407. Surirella deliciosa B.J. Cholnoky image
  408. Surirella demerarae A.W.F. Schmidt image
  409. Surirella dentata J. Schumann image
  410. Surirella desikachariensis J.M.P. Thomas & E.A. Gonzalves image
  411. Surirella desikacharyi H. Lange-Bertalot & D. Metzeltin
  412. Surirella diaphana M. Bleisch image
  413. Surirella didyma F.T. Kützing image
  414. Surirella didyma var. hinganica B.V. Skvortzov image
  415. Surirella didyma var. minor B.V. Skvortzov image
  416. Surirella distinguenda A. Cleve-Euler image
  417. Surirella distinguenda A. Cleve-Euler {illegitimate}
  418. Surirella distinguenda F. Hustedt image
  419. Surirella dives Castracane image
  420. Surirella dodowaensis Foged
  421. Surirella dodowaensis N. Foged image
  422. Surirella dongtingensis Bing Liu & Ector
  423. Surirella dubia Frenguelli
  424. Surirella dumae F. Hustedt image
  425. Surirella dumae Hustedt
  426. Surirella duplex Bailey image
  427. Surirella ebalensis C. Cocquyt & J.C. Taylor
  428. Surirella echinulata A.P. Skabichevskij image
  429. Surirella effusa F. Hustedt image
  430. Surirella effusa Hustedt
  431. Surirella eiowana C.G. Ehrenberg image
  432. Surirella elegans C.G. Ehrenberg image
  433. Surirella elegans f. angusta F. Hustedt image
  434. Surirella elegans f. angusta Hustedt
  435. Surirella elegans f. constricta Ant. Mayer image
  436. Surirella elegans f. constricta Ant. Mayer image
  437. Surirella elegans f. elongata B.V. Skvortzov image
  438. Surirella elegans f. lata F. Hustedt image
  439. Surirella elegans f. lata Hustedt
  440. Surirella elegans f. obtusa Ant. Mayer image
  441. Surirella elegans f. typica Ant. Mayer image
  442. Surirella elegans var. acuminata B.V. Skvortzov & M. Noda image
  443. Surirella elegans var. cristata J. Pantocsek image
  444. Surirella elegans var. davidsonii (A. Schmidt) H.L. Smith
  445. Surirella elegans var. dentata (J. Schumann) A. Cleve image
  446. Surirella elegans var. genuina Ant. Mayer image
  447. Surirella elegans var. hankensis B.V. Skvortzov image
  448. Surirella elegans var. jeniseyensis B.V. Skvortzov image
  449. Surirella elegans var. subaequalis Ant. Mayer image
  450. Surirella elegans var. tenuis G.S. Venkataraman image
  451. Surirella elegantula F. Hustedt image
  452. Surirella elegantula Hustedt
  453. Surirella elegantula f. cuneata F. Hustedt image
  454. Surirella elegantula f. cuneata Hustedt
  455. Surirella elgeri F. Hustedt image
  456. Surirella elliptica C.G. Ehrenberg image
  457. Surirella elliptica L.A. Brebisson ex F.T. Kützing image
  458. Surirella elliptica L.A. Brebisson image
  459. Surirella elongata (J. Pantocsek) L.H. Crosby & E.J.F. Wood image
  460. Surirella engleri O. Müller image
  461. Surirella engleri O. Müller
  462. Surirella engleri f. angustior O. Müller image
  463. Surirella engleri f. angustior O. Müller
  464. Surirella engleri f. densecostata R. Maillard image
  465. Surirella engleri f. minor N. Woodhead & R.D. Tweed ex C. Cocquyt, I. Jüttner & W.-H. Kusber
  466. Surirella engleri f. minor N. Woodhead & R.D. Tweed {invalid}
  467. Surirella engleri f. minor N. Woodhead & R.D. Tweed image
  468. Surirella engleri f. recta O. Müller image
  469. Surirella engleri f. sierra-leonensis N. Woodhead & R.D. Tweed image
  470. Surirella engleri f. subconstricta O. Müller image
  471. Surirella engleri f. subconstricta O. Müller
  472. Surirella engleri f. sublaevis O. Müller image
  473. Surirella engleri f. sublaevis O. Müller
  474. Surirella engleri var. constricta O. Müller image
  475. Surirella engleri var. constricta O. Müller
  476. Surirella engleri var. hankensis B.V. Skvortzov image
  477. Surirella engleri var. warriensis F.W. Mills image
  478. Surirella entomon C.G. Ehrenberg image
  479. Surirella ephippiomorpha A.J. Bramburger & P.B. Hamilton
  480. Surirella esamangensis Foged
  481. Surirella esamangensis N. Foged image
  482. Surirella eucampyla C.G. Ehrenberg image
  483. Surirella euglypta C.G. Ehrenberg image
  484. Surirella excellens F. Hustedt image
  485. Surirella excellens Hustedt
  486. Surirella eximia C.G. Ehrenberg image
  487. Surirella eximia R.K. Greville image
  488. Surirella facilis A. Mann image
  489. Surirella falklandiae C.G. Ehrenberg image
  490. Surirella fasciculata O. Müller image
  491. Surirella fastuans A. Jurilj image
  492. Surirella fastuosa (C.G. Ehrenberg) C.G. Ehrenberg image
  493. Surirella fastuosa f. anfractuosa (A. Schmidt) J.M. Deby image
  494. Surirella fastuosa f. collare (A. Schmidt) J.M. Deby image
  495. Surirella fastuosa f. cuneata (O.N. Witt) J.M. Deby image
  496. Surirella fastuosa f. grandiuscula (Castracane) J.M. Deby image
  497. Surirella fastuosa f. mexicana (A. Schmidt) J.M. Deby image
  498. Surirella fastuosa f. mexicana J.M. Deby image
  499. Surirella fastuosa f. minor J.M. Deby image
  500. Surirella fastuosa f. opulenta (A. Grunow) J.M. Deby image
  501. Surirella fastuosa f. orbicularis J.M. Deby image
  502. Surirella fastuosa f. recedens (A. Schmidt) J.M. Deby image
  503. Surirella fastuosa f. roubsta J.M. Deby image
  504. Surirella fastuosa f. sentis (A. Schmidt) J.M. Deby image
  505. Surirella fastuosa f. suborbicularis A. Grunow image
  506. Surirella fastuosa f. typica J.M. Deby image
  507. Surirella fastuosa f. typica J.M. Deby image
  508. Surirella fastuosa var. abludens A. Grunow image
  509. Surirella fastuosa var. campechiana A. Jurilj image
  510. Surirella fastuosa var. collare (A. Schmidt) P.T. Cleve image
  511. Surirella fastuosa var. comis (A. Schmidt) J.M. Deby image
  512. Surirella fastuosa var. comis (A. Schmidt) P.T. Cleve image
  513. Surirella fastuosa var. cuneata O.N. Witt image
  514. Surirella fastuosa var. debilitata A.W.F. Schmidt image
  515. Surirella fastuosa var. eximia (R.K. Greville) P.T. Cleve image
  516. Surirella fastuosa var. fluminensis (A. Grunow) P.T. Cleve image
  517. Surirella fastuosa var. fossilis J. Pantocsek image
  518. Surirella fastuosa var. gregoryi G.L. Rabenhorst image
  519. Surirella fastuosa var. grunovii A. Jurilj image
  520. Surirella fastuosa var. incurvata (A. Schmidt) P.T. Cleve image
  521. Surirella fastuosa var. kinkeri (A. Schmidt) P.T. Cleve image
  522. Surirella fastuosa var. lata (W. Smith) Schwarz image
  523. Surirella fastuosa var. lepida A. Grunow image
  524. Surirella fastuosa var. lorenziana (A. Grunow) P.T. Cleve image
  525. Surirella fastuosa var. margaritifera F. Meister image
  526. Surirella fastuosa var. mexicana A. Jurilj image
  527. Surirella fastuosa var. minor G.L. Rabenhorst image
  528. Surirella fastuosa var. nodulifera A.W.F. Schmidt image
  529. Surirella fastuosa var. opulenta (A. Grunow) A. Grunow image
  530. Surirella fastuosa var. panamae A. Jurilj image
  531. Surirella fastuosa var. panduriformis A. Grunow image
  532. Surirella fastuosa var. punctata A. Grunow image
  533. Surirella fastuosa var. recedens (A. Schmidt) P.T. Cleve image
  534. Surirella fastuosa var. robusta A.W.F. Schmidt image
  535. Surirella fastuosa var. samoensis A. Jurilj image
  536. Surirella fastuosa var. spinulifera A.W.F. Schmidt image
  537. Surirella fastuosa var. splendida F. Hustedt image
  538. Surirella fastuosa var. subcuneata A. Grunow image
  539. Surirella fastuosa var. toulae (J. Pantocsek) A. Jurilj image
  540. Surirella fastuosa var. typica J.M. Deby image
  541. Surirella fastuosa var. vulgaris J.M. Deby image
  542. Surirella fastuosa var. yokohamae A. Jurilj image
  543. Surirella fausta A.W.F. Schmidt image
  544. Surirella febigeri_('Febigerii') F.W. Lewis image
  545. Surirella fenestrellata A.J. Bramburger & P.B. Hamilton
  546. Surirella festetichii J. Pantocsek image
  547. Surirella feuerbornii_('Feuerborni') Hustedt
  548. Surirella feuerbornii_('feuerborni') F. Hustedt image
  549. Surirella filholii P. Petit
  550. Surirella fimbriata F. Hustedt image
  551. Surirella fimbriata Hustedt
  552. Surirella flexuosa C.G. Ehrenberg image
  553. Surirella flexuosa Ehrenberg
  554. Surirella fluminensis A. Grunow image
  555. Surirella fluviicygnorum J. John image
  556. Surirella folialifera A. Mann image
  557. Surirella folialifera f. murmanica O.S. Korotkevich image
  558. Surirella folialifera f. murmanica O.S. Korotkevich image
  559. Surirella foliata A. Mann
  560. Surirella folium C.G. Ehrenberg image
  561. Surirella fonticola F. Hustedt image
  562. Surirella fonticola Hustedt
  563. Surirella formosa P.T. Cleve image
  564. Surirella fortii J. Frenguelli image
  565. Surirella fortunata G. Leuduger-Fortmorel image
  566. Surirella fossilis A. Cleve-Euler image
  567. Surirella freeseana N. Foged image
  568. Surirella friedelhinziae C. Cocquyt & R. Jahn
  569. Surirella fuellebornii O. Müller image
  570. Surirella fuellebornii f. subconstricta O. Müller image
  571. Surirella fuellebornii var. baicalensis B.V. Skvortzov & K.I. Meyer image
  572. Surirella fuellebornii var. constricta O. Müller image
  573. Surirella fuellebornii var. elliptica O. Müller image
  574. Surirella fuellebornii var. elliptica O. Müller
  575. Surirella fuellebornii var. punctata B.V. Skvortzov & K.I. Meyer image
  576. Surirella fuellebornii var. tumida F. Hustedt image
  577. Surirella fuellebornii var. tumida Hustedt
  578. Surirella fuellebornii var. worthingtonii E. Bachmann image
  579. Surirella fuellebornii_('Füllebornii') O. Müller
  580. Surirella fukiensis B.V. Skvortzov image
  581. Surirella fusiformis G. Leuduger-Fortmorel image
  582. Surirella gallapagensis F. Hustedt image
  583. Surirella gemma (C.G. Ehrenberg) F.T. Kützing image
  584. Surirella gemma var. balthica K.E. Eichwald image
  585. Surirella gemma var. ovata B.V. Skvortzov image
  586. Surirella gemma var. reniformis Proshkina-Lavrenko
  587. Surirella gemma var. reniformis [(A. Grunow)] A.I. Proshkina-Lavrenko image
  588. Surirella gemmoides E.V. Østrup image
  589. Surirella gemmoides Østrup
  590. Surirella geroltii C.G. Ehrenberg image
  591. Surirella gessneri F. Hustedt image
  592. Surirella gieskesii B.J. Cholnoky image
  593. Surirella godeffroyana O.N. Witt image
  594. Surirella gotohiana G. Moser, H. Lange-Bertalot & D. Metzeltin
  595. Surirella gracilis A. Grunow image
  596. Surirella gracilis E. O'Meara image
  597. Surirella gracilis J. Schumann image
  598. Surirella gracilis f. constricta B.J. Cholnoky image
  599. Surirella gracilis f. curvata B.V. Skvortzov image
  600. Surirella gracilis var. africana B.J. Cholnoky image
  601. Surirella gracilis var. constricta J. Heribaud image
  602. Surirella gracilis var. eximia J. Heribaud image
  603. Surirella gracilis var. genuina Ant. Mayer image
  604. Surirella gracilis var. minor J.-J. Brun image
  605. Surirella gracilis var. ratisbonensis Ant. Mayer image
  606. Surirella gracilis var. rostrata N. Foged image
  607. Surirella gracillima A. Grunow image
  608. Surirella gradifera F. Hustedt image
  609. Surirella gradifera Hustedt
  610. Surirella grandiuscula Castracane image
  611. Surirella granulata E.V. Østrup image
  612. Surirella granulata var. baicalensis B.V. Skvortzov & K.I. Meyer image
  613. Surirella granulata var. elliptica E.V. Østrup image
  614. Surirella gravei T.V. Sechkina image
  615. Surirella gravis A. Mann image
  616. Surirella grossestriata F. Hustedt image
  617. Surirella gruendleri C. Janisch image
  618. Surirella grunowii M.S. Kulikovskiy, H. Lange-Bertalot & A. Witkowski
  619. Surirella guaraniorum J.M. Guerrero & A.A. Vouilloud
  620. Surirella guatimalensis C.G. Ehrenberg image
  621. Surirella guatimalensis Ehrenberg
  622. Surirella guinardii H. Peragallo image
  623. Surirella halteriformis F. Hustedt image
  624. Surirella hannae_('hannai') Kociolek & Reviers
  625. Surirella hastata A.W.F. Schmidt image
  626. Surirella heardensis B. Van de Vijver & C. Cocquyt
  627. Surirella heidenii_('heideni') F. Hustedt image
  628. Surirella heidenii_('heideni') Hustedt
  629. Surirella helissella A. Jurilj image
  630. Surirella helvetica Brun
  631. Surirella helvetica J.-J. Brun image
  632. Surirella heterocyma C.W. Nägeli ex F.T. Kützing image
  633. Surirella hians F. Hustedt image
  634. Surirella hinganica B.V. Skvortzov image
  635. Surirella hinziae A. Cvetkoska, Z. Levkov, & P.B. Hamilton
  636. Surirella hispida R. Ross & G. Abdin
  637. Surirella hochstetteri C.G. Ehrenberg image
  638. Surirella hoefleri F. Hustedt image
  639. Surirella hohenackeri G.L. Rabenhorst image
  640. Surirella holmquistii N. Foged image
  641. Surirella holosticha C.G. Ehrenberg image
  642. Surirella horrida F. Hustedt image
  643. Surirella horrida Hustedt
  644. Surirella horrida f. constricta F. Hustedt image
  645. Surirella horrida f. constricta Hustedt
  646. Surirella horrida f. minor H.P. Gandhi image
  647. Surirella huberi F. Hustedt image
  648. Surirella hustedtiana Ant. Mayer image
  649. Surirella hustedtii Pantocsek
  650. Surirella hyadesi P.C.M. Petit image
  651. Surirella hybrida A. Grunow image
  652. Surirella hybrida var. balteum (J.-J. Brun) H. Peragallo & M. Peragallo
  653. Surirella hybrida var. contracta H. Peragallo & M. Peragallo
  654. Surirella hyyppaeei K. Mölder image
  655. Surirella ichthyocephala G.L. Rabenhorst image
  656. Surirella iconella A. Jurilj image
  657. Surirella ignota B.J. Cholnoky image
  658. Surirella imbuta A. Jurilj image
  659. Surirella imbuta Jurilj
  660. Surirella imitans A. Mann image
  661. Surirella imperfecta F. Hustedt image
  662. Surirella inaequisculpta Rattray
  663. Surirella incerta F. Hustedt image
  664. Surirella incurvata A.W.F. Schmidt image
  665. Surirella inducta A.W.F. Schmidt image
  666. Surirella insectum C.G. Ehrenberg image
  667. Surirella insignis E.V. Østrup image
  668. Surirella insularum C.G. Ehrenberg image
  669. Surirella intercedens A. Grunow image
  670. Surirella intermedia F.W. Lewis image
  671. Surirella intermedia G.L. Rabenhorst image
  672. Surirella interrupta G. Leuduger-Fortmorel image
  673. Surirella investiens F. Hustedt image
  674. Surirella invicta G. Krasske image
  675. Surirella iowensis R.L. Lowe
  676. Surirella islandica E.V. Østrup image
  677. Surirella islandica f. constricta A. Cleve-Euler image
  678. Surirella islandica var. major A. Cleve-Euler image
  679. Surirella japonica A.W.F. Schmidt image
  680. Surirella japonica A.W.F. Schmidt image
  681. Surirella japonica C.G. Ehrenberg image
  682. Surirella japonica Castracane image
  683. Surirella japonica var. triscalaris J.-J. Brun image
  684. Surirella javanica A.W.F. Schmidt image
  685. Surirella jeniseyensis B.V. Skvortzov image
  686. Surirella jenneri A.H. Hassall image
  687. Surirella jimboi J. Pantocsek image
  688. Surirella jonssoni E.V. Østrup image
  689. Surirella kapitiana S.R. Stidolph image
  690. Surirella karstenii_('karsteni') F. Hustedt image
  691. Surirella kattrayi A.W.F. Schmidt image
  692. Surirella kellarii J. Pantocsek image
  693. Surirella kerguelensis A. Grunow image
  694. Surirella kerguelensis Grunow
  695. Surirella kinkeri A.W.F. Schmidt image
  696. Surirella kinkeri_('Kinkerii') J. Pantocsek image
  697. Surirella kirghisistanica S. Mambetalieva image
  698. Surirella kittoni A.W.F. Schmidt image
  699. Surirella kittoniana G. Leuduger-Fortmorel image
  700. Surirella klementii A. Grunow image
  701. Surirella kochii J. Pantocsek image
  702. Surirella kolbei F. Hustedt image
  703. Surirella kuetzingii J.A.M. Perty image
  704. Surirella kurzii A. Grunow image
  705. Surirella kusberi C. Cocquyt & R. Jahn
  706. Surirella lacrimula J.D. English
  707. Surirella lacus-baikali var. marginata B.V. Skvortzov image
  708. Surirella lacus-baikali var. paradoxa B.V. Skvortzov image
  709. Surirella lacus-baikali var. punctata B.V. Skvortzov image
  710. Surirella lacus-baikali_('lacus baikali') B.V. Skvortzov image
  711. Surirella lacus-vulcani D. Metzeltin, H. Lange-Bertalot & Krammer
  712. Surirella laevigata C.G. Ehrenberg image
  713. Surirella laevis A. Cleve-Euler image
  714. Surirella laevis E. Manguin {invalid}
  715. Surirella laevis E.E. Manguin image
  716. Surirella laevis F.T. Kützing image
  717. Surirella laevis f. linearis N. Foged image
  718. Surirella lagerheimii A. Cleve image
  719. Surirella lagerheimii f. capitata N. Foged image
  720. Surirella lamella (C.G. Ehrenberg) C.G. Ehrenberg image
  721. Surirella lamina C.G. Ehrenberg image
  722. Surirella lamprophylla C.G. Ehrenberg image
  723. Surirella lanceolata H.P. Gandhi image
  724. Surirella lanceolata-cuspidata J. Pantocsek image
  725. Surirella lanceolato-elliptica J. Pantocsek image
  726. Surirella lancettula F. Hustedt image
  727. Surirella lancettula Hustedt
  728. Surirella lange-bertalotii B. Karthick, P.B. Hamilton & J.P. Kociolek
  729. Surirella languida A.W.F. Schmidt image
  730. Surirella lanicostata E.V. Østrup image
  731. Surirella lapponica A. Cleve image
  732. Surirella lata W. Smith image
  733. Surirella lata f. filholii (P. Petit) Deby
  734. Surirella lata f. formosa (P.T. Cleve) J.M. Deby image
  735. Surirella lata f. japonica (A. Schmidt) J.M. Deby image
  736. Surirella lata f. laxa (C. Janisch) J.M. Deby image
  737. Surirella lata f. laxa-typica J.M. Deby image
  738. Surirella lata f. typica J.M. Deby image
  739. Surirella lata var. contracta (H. Peragallo & M. Peragallo) T.V. Desikachary & P. Prema
  740. Surirella lata var. elliptica F. Hustedt image
  741. Surirella lata var. macraeana (R.K. Greville) J.M. Deby image
  742. Surirella lata var. punctata H. Peragallo & M. Peragallo
  743. Surirella lata var. robusta O.N. Witt image
  744. Surirella latecostata F. Hustedt image
  745. Surirella latecostata Hustedt
  746. Surirella laticeps (O. Müller) C. Cocquyt & R. Jahn
  747. Surirella laticostata N.A. Skabichevskaja image
  748. Surirella laxa C. Janisch image
  749. Surirella lenoblei E.E. Manguin image
  750. Surirella leona G. Leuduger-Fortmorel image
  751. Surirella lepida A.W.F. Schmidt image
  752. Surirella lepida C.G. Ehrenberg image
  753. Surirella lepnevae Poretzky & Sheshukova
  754. Surirella leptoptera C.G. Ehrenberg image
  755. Surirella leyana A.J. Bramburger & P.B. Hamilton
  756. Surirella liaotungiensis B.V. Skvortzov image
  757. Surirella liaotungiensis var. minuta B.V. Skvortzov image
  758. Surirella librile (C.G. Ehrenberg) C.G. Ehrenberg image
  759. Surirella librile C.G. Ehrenberg image
  760. Surirella likomensis C. Cocquyt & R. Jahn
  761. Surirella limosa Bailey ex T. Brightwell image
  762. Surirella lindbergii A. Cleve-Euler image
  763. Surirella linea C.G. Ehrenberg image
  764. Surirella linearis W. Smith
  765. Surirella linearis f. acuminata Foged image
  766. Surirella linearis f. constricta (B.V. Skvortzov) B.V. Skvortzov image
  767. Surirella linearis f. constricta B.V. Skvortzov image
  768. Surirella linearis f. constricta M. Peragallo image
  769. Surirella linearis f. elongata Compère
  770. Surirella linearis f. elongata P. Compère image
  771. Surirella linearis f. festetichii (J. Pantocsek) J. Frenguelli image
  772. Surirella linearis f. glabra B.V. Skvortzov image
  773. Surirella linearis f. kolhapurensis P.T. Sarode & N.D. Kamat image
  774. Surirella linearis f. lata F. Hustedt image
  775. Surirella linearis f. lata-subconstricta O. Müller image
  776. Surirella linearis f. minor F.E. Fritsch image
  777. Surirella linearis f. nuda C.W. Fontell image
  778. Surirella linearis var. apiculata B.V. Skvortzov image
  779. Surirella linearis var. constricta A. Grunow image
  780. Surirella linearis var. constricta Grunow
  781. Surirella linearis var. cuneata - - image
  782. Surirella linearis var. cuneata J. Pantocsek & W. Greguss image
  783. Surirella linearis var. elliptica O. Müller image
  784. Surirella linearis var. elliptica O. Müller
  785. Surirella linearis var. genuina Ant. Mayer image
  786. Surirella linearis var. helvetica (J.-J. Brun) F. Meister image
  787. Surirella linearis var. jenisseyensis B.V. Skvortzov image
  788. Surirella linearis var. lacus-karluki E. Manguin ex Kociolek & Reviers
  789. Surirella linearis var. lacus-karluki E.E. Manguin image
  790. Surirella linearis var. lacus-karluki_('lacus karluki') E. Manguin {invalid}
  791. Surirella linearis var. nipponica B.V. Skvortzov image
  792. Surirella linearis var. punctata A. Grunow image
  793. Surirella linearis var. reniformis F. Meister image
  794. Surirella linearis var. spinosa B.V. Skvortzov image
  795. Surirella linearis var. sublaevis A. Grunow image
  796. Surirella linearis var. suecica K.S. Mereschkowsky image
  797. Surirella linearis var. typica F. Meister image
  798. Surirella linearis var. vermifera B.V. Skvortzov image
  799. Surirella lineopunctata A. Jurilj image
  800. Surirella lineopunctata Jurilj
  801. Surirella liolepta C.G. Ehrenberg image
  802. Surirella liosoma C.G. Ehrenberg image
  803. Surirella litoralis F. Hustedt image
  804. Surirella liubingii J.Y. Long
  805. Surirella longa J. Schumann image
  806. Surirella lorenyangensis M. Brindle, J. Mohan & J.R. Stone
  807. Surirella lorenziana A. Grunow image
  808. Surirella lorenziana var. australis O.N. Witt image
  809. Surirella lorenziana var. balteum (J.-J. Brun) Deby
  810. Surirella lorenziana var. balteum (J.-J. Brun) J.M. Deby image
  811. Surirella lorenziana var. patens (A. Schmidt) J.M. Deby image
  812. Surirella macraeana R.K. Greville image
  813. Surirella maeotica J. Pantocsek image
  814. Surirella magneei T. Reinhold image
  815. Surirella maharashtrensis P.T. Sarode & N.D. Kamat image
  816. Surirella malombae O. Müller image
  817. Surirella malombae O. Müller
  818. Surirella malombae f. acuta O. Müller image
  819. Surirella malombae var. tumida C.E.H. Ostenfeld image
  820. Surirella maluinensis C.G. Ehrenberg image
  821. Surirella manca C. Janisch image
  822. Surirella margaretiana R.M. Patrick & L.R. Freese image
  823. Surirella margaritacea O. Müller image
  824. Surirella margaritacea O. Müller
  825. Surirella margaritifera Dujardin
  826. Surirella margaritifera F. Dujardin image
  827. Surirella margaritifera F. Hustedt image
  828. Surirella margaritifera Hustedt {illegitimate}
  829. Surirella margaritifera Hustedt {invalid}
  830. Surirella margilacola H. Lange-Bertalot & M. Werum
  831. Surirella marginestriata F. Hustedt image
  832. Surirella marginulata M. Peragallo image
  833. Surirella marina K. Krammer image
  834. Surirella marylandica C.G. Ehrenberg image
  835. Surirella mastogloia Bailey image
  836. Surirella mediterranea F. Hustedt image
  837. Surirella medulica H. Peragallo & M. Peragallo
  838. Surirella megaloptera C.G. Ehrenberg image
  839. Surirella meisteri F. Hustedt image
  840. Surirella melosiroides G.G.A. Meneghini image
  841. Surirella mexicana A.W.F. Schmidt image
  842. Surirella microcora C.G. Ehrenberg image
  843. Surirella microcora var. elongata C.G. Ehrenberg image
  844. Surirella microturgida A. Cleve-Euler image
  845. Surirella minima R. Ross & G. Abdin
  846. Surirella minuta Brébisson {invalid}
  847. Surirella minuta L.A. Brebisson ex F.T. Kützing image
  848. Surirella minuta L.A. Brebisson image
  849. Surirella minuta var. panduriformis (W. Smith) A. Grunow image
  850. Surirella minuta var. peduliformis J. Frenguelli image
  851. Surirella minuta var. pinnata (W. Smith) A. Grunow image
  852. Surirella mirabilis G. Leuduger-Fortmorel image
  853. Surirella mississippica C.G. Ehrenberg image
  854. Surirella modesta F. Hustedt image
  855. Surirella moelleriana A. Grunow image
  856. Surirella moelleriana A. Grunow ex Möller image
  857. Surirella mollis A.W.F. Schmidt image
  858. Surirella moralesii S. Blanco, I. Álvarez-Blanco & C. Cejudo-Figueiras
  859. Surirella morganii_('Morgani') Pantocsek
  860. Surirella muelleri A.I. Forti image
  861. Surirella muelleri F. Hustedt image
  862. Surirella muelleri Forti
  863. Surirella multicostata Castracane image
  864. Surirella multicostata Castracane {illegitimate}
  865. Surirella multicostata G. Leuduger-Fortmorel image
  866. Surirella multifasciata (F.T. Kützing) F.T. Kützing image
  867. Surirella multiplicata var. rhombica A. Cleve-Euler image
  868. Surirella multiplicata var. typica A. Cleve-Euler image
  869. Surirella munda F. Hustedt image
  870. Surirella murielae Compère
  871. Surirella murielae P. Compère image
  872. Surirella muscicola (G. Krasske) H. Lange-Bertalot & D. Metzeltin
  873. Surirella muzaffarovii S. Mambetalieva image
  874. Surirella myodon C.G. Ehrenberg image
  875. Surirella nagbogensis Foged
  876. Surirella nagbogensis N. Foged image
  877. Surirella nana A. Cleve-Euler image
  878. Surirella nana var. pantocsekii A. Cleve-Euler image
  879. Surirella nankoorensis F. Hustedt image
  880. Surirella navicularis L.A. Brebisson ex F.T. Kützing image
  881. Surirella neglecta E. Reichardt
  882. Surirella neocaledonica E. Manguin ex Kociolek & Reviers
  883. Surirella neocaledonica E. Manguin {invalid}
  884. Surirella neocaledonica f. punctata H. Lange-Bertalot & A. Steindorf {invalid}
  885. Surirella neocaledonica var. punctata R. Maillard {invalid}
  886. Surirella neocalendonica E.E. Manguin image
  887. Surirella neomaeotica A.I. Proshkina-Lavrenko image
  888. Surirella nervata (A. Grunow) K.S. Mereschkowsky image
  889. Surirella nervosa (A. Schmidt) Ant. Mayer image
  890. Surirella nervosa (A.W.F. Schmidt) Ant. Mayer
  891. Surirella neumeyeri C. Janisch image
  892. Surirella neupaueri_('neupauerii') J. Pantocsek image
  893. Surirella nevadensis G.D. Hanna & W.M. Grant image
  894. Surirella newmani G.D. Hanna & W.M. Grant image
  895. Surirella nicobarica C.G. Ehrenberg image
  896. Surirella nieuwenburgi T. Reinhold image
  897. Surirella nipponica B.V. Skvortzov image
  898. Surirella nitzschioides (Maly) Maly ex Schönfeldt
  899. Surirella nobilis W. Smith
  900. Surirella norica (C.G. Ehrenberg) J.-J. Brun image
  901. Surirella norica (Ehrenberg ex Kützing) Brun
  902. Surirella norica var. costata (W. Smith) J.-J. Brun image
  903. Surirella norvegica T. Eulenstein image
  904. Surirella notabilis G. Leuduger-Fortmorel image
  905. Surirella nuda G. Leuduger-Fortmorel image
  906. Surirella nyansae (G.S. West) C. Cocquyt & R. Jahn
  907. Surirella nyassae O. Müller image
  908. Surirella nyassae O. Müller
  909. Surirella nyassae f. angusta C.E.H. Ostenfeld image
  910. Surirella nyassae f. curta C.E.H. Ostenfeld image
  911. Surirella nyassae f. latior C.E.H. Ostenfeld image
  912. Surirella nyassae var. baikalensis B.V. Skvortzov image
  913. Surirella nyassae var. engleri (O. Müller) C.E.H. Ostenfeld image
  914. Surirella nyassae var. malombae (O. Müller) C.E.H. Ostenfeld image
  915. Surirella nyassae var. sagitta O. Müller image
  916. Surirella oblonga C.G. Ehrenberg image
  917. Surirella oblongella M. Hajós image
  918. Surirella oblongo-elliptica F. Hustedt image
  919. Surirella obscura H. Reichelt image
  920. Surirella obscura Reichelt
  921. Surirella obtusangula G.L. Rabenhorst image
  922. Surirella obtusiuscula G.S. West
  923. Surirella ocellata Castracane image
  924. Surirella oertendahli S. Erlandsson image
  925. Surirella oestrupii H.H. Gran image
  926. Surirella okamurae B.V. Skvortzov image
  927. Surirella olchonica W. Jasnitsky image
  928. Surirella oliffii B. Cholnoky
  929. Surirella oliffii B.J. Cholnoky image
  930. Surirella olungensis C. Cocquyt & R. Jahn
  931. Surirella oophaena C.G. Ehrenberg image
  932. Surirella oophora B.V. Skvortzov image
  933. Surirella opulenta A. Grunow image
  934. Surirella orbicularis P.T. Cleve image
  935. Surirella oregonica C.G. Ehrenberg image
  936. Surirella oregonica var. perminuta A. Cleve image
  937. Surirella orientalis A. Mann image
  938. Surirella ornata F.T. Kützing image
  939. Surirella ornatissima F. Hustedt image
  940. Surirella ostentata B.J. Cholnoky image
  941. Surirella ovalis Brébisson
  942. Surirella ovalis G.G.A. Meneghini image
  943. Surirella ovalis L.A. Brebisson image
  944. Surirella ovalis f. capitata B. Liebetanz image
  945. Surirella ovalis f. intermedia (G.L. Rabenhorst) Ant. Mayer image
  946. Surirella ovalis f. longior - - image
  947. Surirella ovalis f. minima B. Liebetanz image
  948. Surirella ovalis f. minor O. Müller image
  949. Surirella ovalis f. ovata (F.T. Kützing) Ant. Mayer image
  950. Surirella ovalis f. ovata Ant. Mayer image
  951. Surirella ovalis f. panduriformis (W. Smith) A. Cleve-Euler image
  952. Surirella ovalis f. punctata G. Szemes image
  953. Surirella ovalis f. subconstricta Ant. Mayer image
  954. Surirella ovalis f. subovata L. Dippel image
  955. Surirella ovalis f. tientsinensis B.V. Skvortzov image
  956. Surirella ovalis f. typica Ant. Mayer image
  957. Surirella ovalis f. typica Ant. Mayer image
  958. Surirella ovalis var. alaskaensis N. Foged image
  959. Surirella ovalis var. ambigua Ant. Mayer image
  960. Surirella ovalis var. angusta (F.T. Kützing) H.F. Van Heurck image
  961. Surirella ovalis var. angusta - - image
  962. Surirella ovalis var. apiculata O. Müller image
  963. Surirella ovalis var. baicalensis B.V. Skvortzov & K.I. Meyer image
  964. Surirella ovalis var. baltica (J. Schumann) A. Cleve-Euler image
  965. Surirella ovalis var. brightwellii (W. Smith) H. Peragallo & M. Peragallo image
  966. Surirella ovalis var. crumena (Brebisson ex Kützing) Van Heurck image
  967. Surirella ovalis var. cuneata M. Peragallo image
  968. Surirella ovalis var. elongata M. Peragallo image
  969. Surirella ovalis var. excelsa O. Müller image
  970. Surirella ovalis var. fossilis M. Peragallo image
  971. Surirella ovalis var. genuina A. Grunow image
  972. Surirella ovalis var. guttata Å. Berg image
  973. Surirella ovalis var. hankensis B.V. Skvortzov image
  974. Surirella ovalis var. hungarica J. Pantocsek image
  975. Surirella ovalis var. kotschyana A. Grunow image
  976. Surirella ovalis var. lateristriata B. Liebetanz image
  977. Surirella ovalis var. lewisii G.I. Playfair image
  978. Surirella ovalis var. linearis M. Peragallo image
  979. Surirella ovalis var. maior B. Liebetanz image
  980. Surirella ovalis var. marina A. Grunow image
  981. Surirella ovalis var. maxima A. Grunow image
  982. Surirella ovalis var. minuta (L.A. Brebisson) H.F. Van Heurck image
  983. Surirella ovalis var. natrophila G. Szemes image
  984. Surirella ovalis var. nipponica B.V. Skvortzov image
  985. Surirella ovalis var. ovata (F.T. Kützing) H.F. Van Heurck image
  986. Surirella ovalis var. panduriformis (W. Smith) West & G.S. West image
  987. Surirella ovalis var. patella Heiden
  988. Surirella ovalis var. peisonis G. Szemes image
  989. Surirella ovalis var. pinnata (W. Smith) H.F. Van Heurck image
  990. Surirella ovalis var. pseudopinnata Ant. Mayer image
  991. Surirella ovalis var. punctatissima E.V. Østrup image
  992. Surirella ovalis var. quillensis Bailey image
  993. Surirella ovalis var. salina (W. Smith) H.F. Van Heurck image
  994. Surirella ovalis var. signata (J. Pantocsek) A. Cleve-Euler image
  995. Surirella ovalis var. submamillata West image
  996. Surirella ovalis var. suevica (G. Zeller) Ant. Mayer image
  997. Surirella ovalis var. torta M. Peragallo image
  998. Surirella ovata C.G. Ehrenberg image
  999. Surirella ovata F.T. Kützing image
  1000. Surirella ovata f. angustior J. Holmboe image
  1001. Surirella ovata f. curta B.V. Skvortzov image
  1002. Surirella ovata f. elegans G. Szemes image
  1003. Surirella ovata f. mongolica B.V. Skvortzov image
  1004. Surirella ovata f. punctata O. Müller image
  1005. Surirella ovata f. punctata O. Müller
  1006. Surirella ovata var. aequalis F.T. Kützing image
  1007. Surirella ovata var. africana B.J. Cholnoky image
  1008. Surirella ovata var. brevicostata J. Pantocsek image
  1009. Surirella ovata var. crumena (L.A. Brebisson) F. Hustedt image
  1010. Surirella ovata var. elliptica J. Frenguelli image
  1011. Surirella ovata var. genuina O. Kirchner image
  1012. Surirella ovata var. intermedia G.L. Rabenhorst image
  1013. Surirella ovata var. marina L.A. Brebisson image
  1014. Surirella ovata var. maxima G. Szemes image
  1015. Surirella ovata var. minuta (L.A. Brebisson) J.-J. Brun image
  1016. Surirella ovata var. minuta (L.A. Brebisson) O. Kirchner image
  1017. Surirella ovata var. ovalis (L.A. Brebisson) O. Kirchner image
  1018. Surirella ovata var. pinnata (W. Smith) F. Hustedt image
  1019. Surirella ovata var. pinnata (W. Smith) J.-J. Brun image
  1020. Surirella ovata var. salina (W. Smith) G.L. Rabenhorst image
  1021. Surirella ovata var. suevica G. Zeller image
  1022. Surirella ovata var. utahensis A. Grunow image
  1023. Surirella ovulum F. Hustedt image
  1024. Surirella ovulum var. hyalina R.M. Patrick & L.R. Freese image
  1025. Surirella ovum C.W. Nägeli ex F.T. Kützing image
  1026. Surirella pacifica A.W.F. Schmidt image
  1027. Surirella pagesii_('pagesi') J. Heribaud image
  1028. Surirella palffyi J. Pantocsek image
  1029. Surirella palmeri C.S. Boyer image
  1030. Surirella palmeriana R.K. Greville image
  1031. Surirella pandura H. Peragallo & M. Peragallo
  1032. Surirella pandura var. contracta H. Peragallo & M. Peragallo
  1033. Surirella pandura var. delicata H. Peragallo & M. Peragallo
  1034. Surirella panduriformis G.L. Rabenhorst image
  1035. Surirella panduriformis W. Smith image
  1036. Surirella panganiensis O. Müller image
  1037. Surirella panganiensis O. Müller
  1038. Surirella pantocsekii F. Meister image
  1039. Surirella pantocsekii var. tientsinensis (Skvortzov) Voigt
  1040. Surirella papillifera F. Hustedt image
  1041. Surirella papillifera Hustedt
  1042. Surirella paradoxa C.G. Ehrenberg image
  1043. Surirella parahelvetica A. Cvetkoska, Z. Levkov & P.B. Hamilton
  1044. Surirella parallela C.G. Ehrenberg image
  1045. Surirella parallela F. Azpeitia Moros image
  1046. Surirella parma H.E. Sovereign image
  1047. Surirella patagonica O. Müller image
  1048. Surirella patella F.T. Kützing image
  1049. Surirella patella var. fossilis F. Meister image
  1050. Surirella patella var. hankensis B.V. Skvortzov image
  1051. Surirella patella var. jurassica F. Meister image
  1052. Surirella patella var. minor F. Legler image
  1053. Surirella patella var. minuta Voigt
  1054. Surirella patella var. mongolica B.V. Skvortzov image
  1055. Surirella patella var. subtilis F. Meister image
  1056. Surirella patens A. Schmidt
  1057. Surirella patens A.W.F. Schmidt image
  1058. Surirella patrickiae_('patrickae') J. John image
  1059. Surirella patrimonii F.A.S. Sterrenburg
  1060. Surirella paucidens B.V. Skvortzov image
  1061. Surirella paucidens var. punctata B.V. Skvortzov image
  1062. Surirella pediculata F. Hustedt image
  1063. Surirella pediculata Hustedt
  1064. Surirella peisonis J. Pantocsek image
  1065. Surirella peisonis f. minima G. Uherkovich image
  1066. Surirella peisonis f. punctata G. Szemes image
  1067. Surirella peisonis var. angustata J. Pantocsek image
  1068. Surirella peisonis var. pyriformis J. Pantocsek image
  1069. Surirella peisonis var. subpyriformis J. Pantocsek image
  1070. Surirella peruana C.G. Ehrenberg image
  1071. Surirella peruviana C.G. Ehrenberg image
  1072. Surirella pinnata W. Smith image
  1073. Surirella pinnata f. major P. Pero image
  1074. Surirella pinnata var. minuta (L.A. Brebisson) J. Schumann image
  1075. Surirella pinnata var. panduriformis (W.Smith) J. Schumann image
  1076. Surirella pinnigera A.J. Bramburger & P.B. Hamilton
  1077. Surirella plana G.S. West
  1078. Surirella plana var. algensis G.I. Playfair image
  1079. Surirella platalea C.G. Ehrenberg image
  1080. Surirella platyloba F. Meister image
  1081. Surirella plicata C.G. Ehrenberg image
  1082. Surirella polyodon C.G. Ehrenberg image
  1083. Surirella praeclara A.W.F. Schmidt image
  1084. Surirella praetexta C.G. Ehrenberg image
  1085. Surirella prehensilis B.V. Skvortzov image
  1086. Surirella prespanensis A. Cvetkoska, Z. Levkov, & P.B. Hamilton
  1087. Surirella principis G. Leuduger-Fortmorel image
  1088. Surirella procera C.G. Ehrenberg image
  1089. Surirella producta E. Federle image
  1090. Surirella promontorium A.J. Bramburger & P.B. Hamilton
  1091. Surirella propinqua F. Hustedt image
  1092. Surirella propinqua Hustedt
  1093. Surirella proteorum C.G. Ehrenberg image
  1094. Surirella proxima F. Hustedt image
  1095. Surirella proxima Hustedt
  1096. Surirella pseudocomis F. Hustedt image
  1097. Surirella pseudocruciata_('pseudo cruciata') M. Peragallo
  1098. Surirella pseudofasciculata H. Kufferath image
  1099. Surirella pseudolinearis G. Krasske image
  1100. Surirella pseudolinearis var. constricta G. Krasske image
  1101. Surirella pseudomargaritifera E. Manguin ex Kociolek & Reviers
  1102. Surirella pseudomargaritifera E. Manguin {invalid}
  1103. Surirella pseudomargaritifera E.E. Manguin image
  1104. Surirella pseudospiralis F. Hustedt image
  1105. Surirella pseudospiralis Hustedt
  1106. Surirella pseudosplendida F. Hustedt image
  1107. Surirella pseudosplendida Hustedt
  1108. Surirella pseudotenuis B.J. Cholnoky image
  1109. Surirella pseudotenuissima L. Leclercq
  1110. Surirella pseudothienemannii B.J. Cholnoky image
  1111. Surirella pseudothienemannii Cholnoky
  1112. Surirella pseudovalis F. Hustedt image
  1113. Surirella pseudovalis Hustedt
  1114. Surirella pueli J.L. Soubeiran image
  1115. Surirella puelii_('pueli') Soubeiran
  1116. Surirella pulchella Brébisson {invalid}
  1117. Surirella pulchella L.A. Brebisson image
  1118. Surirella pulcherrima E. O'Meara image
  1119. Surirella pulchra F.W. Lewis image
  1120. Surirella pumila F. Hustedt image
  1121. Surirella punctata J. Schumann image
  1122. Surirella pusilla Sheshukova
  1123. Surirella pygmaea C.G. Ehrenberg image
  1124. Surirella pyriformis F. Kitton image
  1125. Surirella pyriformis J. Pantocsek image
  1126. Surirella quadricornis W. Jasnitsky image
  1127. Surirella quadridentis A.J. Bramburger & P.B. Hamilton
  1128. Surirella quadrinodosa A.W.F. Schmidt image
  1129. Surirella quarnerensis A. Grunow image
  1130. Surirella rafaelii J.J. Ramírez & S.E. Sala
  1131. Surirella rattrayi A.W.F. Schmidt image
  1132. Surirella rattrayi f. acuminata N. Foged image
  1133. Surirella rauhii E.E. Manguin image
  1134. Surirella rauhii var. alaskaensis N. Foged image
  1135. Surirella recedens A.W.F. Schmidt image
  1136. Surirella recedens var. arenosa J.-J. Brun image
  1137. Surirella reflexa C.G. Ehrenberg image
  1138. Surirella regina C. Janisch image
  1139. Surirella regula C.G. Ehrenberg image
  1140. Surirella reichelti F. Hustedt image
  1141. Surirella reicheltii_('Reichelti') Hustedt
  1142. Surirella reniformis F. Kitton image
  1143. Surirella reniformis Grunow ex A. Mann
  1144. Surirella rhombica A. Cleve-Euler image
  1145. Surirella rhomboidea C.G. Ehrenberg image
  1146. Surirella rhopala C.G. Ehrenberg image
  1147. Surirella rhopala C.G. Ehrenberg image
  1148. Surirella rhopala Ehrenberg
  1149. Surirella rhopalon C.G. Ehrenberg image
  1150. Surirella roba L. Leclercq
  1151. Surirella robusta (C.G. Ehrenberg) C.G. Ehrenberg image
  1152. Surirella robusta f. constricta C.W. Fontell image
  1153. Surirella robusta f. constricta F. Hustedt image
  1154. Surirella robusta f. cristata A. Cleve-Euler image
  1155. Surirella robusta f. hustedtiana (Ant. Mayer) F. Hustedt image
  1156. Surirella robusta f. lata F. Hustedt image
  1157. Surirella robusta f. magnapunctata C.W. Fontell image
  1158. Surirella robusta f. minor Gandhi
  1159. Surirella robusta f. minor H.P. Gandhi image
  1160. Surirella robusta f. minor L. Dippel image
  1161. Surirella robusta f. minor L. Dippel image
  1162. Surirella robusta f. nipponica B.V. Skvortzov image
  1163. Surirella robusta f. ovata J.M.P. Thomas & E.A. Gonzalves image
  1164. Surirella robusta f. punctata F. Hustedt image
  1165. Surirella robusta f. saxonica (B. Auerswald) Ant. Mayer image
  1166. Surirella robusta var. andina E.E. Manguin image
  1167. Surirella robusta var. armata F. Hustedt image
  1168. Surirella robusta var. armata Hustedt
  1169. Surirella robusta var. bispinosa E. Manguin ex Kociolek & Reviers
  1170. Surirella robusta var. bispinosa E. Manguin {invalid}
  1171. Surirella robusta var. bispinosa E.E. Manguin image
  1172. Surirella robusta var. constricta P. Pero image
  1173. Surirella robusta var. genuina Ant. Mayer image
  1174. Surirella robusta var. hankensis B.V. Skvortzov image
  1175. Surirella robusta var. ikedae B.V. Skvortzov image
  1176. Surirella robusta var. manschurica B.V. Skvortzov image
  1177. Surirella robusta var. marginata A. Cleve-Euler image
  1178. Surirella robusta var. minor S.P. Petkoff image
  1179. Surirella robusta var. nipponica B.V. Skvortzov image
  1180. Surirella robusta var. okamurae B.V. Skvortzov image
  1181. Surirella robusta var. ovalis T.V. Sechkina image
  1182. Surirella robusta var. punctata (Hustedt) P.M. Tsarenko
  1183. Surirella rokuprensis N. Woodhead & R.D. Tweed image
  1184. Surirella rorata J. Frenguelli image
  1185. Surirella rottii D. Metzeltin & H. Lange-Bertalot
  1186. Surirella rotunda A. Jurilj image
  1187. Surirella rotunda J. Pantocsek image
  1188. Surirella rotunda S. Mambetalieva image
  1189. Surirella rotunda var. minor J. Pantocsek image
  1190. Surirella ruckiae_('ruckia') D. Bennett, B. Laslandes, & J.P. Kociolek
  1191. Surirella rudis F. Hustedt image
  1192. Surirella rudis Hustedt
  1193. Surirella rudis f. constricta N. Woodhead & R.D. Tweed image
  1194. Surirella rudis var. levis F. Hustedt image
  1195. Surirella rudis var. levis Hustedt
  1196. Surirella rudis var. sierra-leonensis N. Woodhead & R.D. Tweed image
  1197. Surirella rugosa A.J. Bramburger & P.B. Hamilton
  1198. Surirella rumrichorum D. Metzeltin & H. Lange-Bertalot
  1199. Surirella salaria R.M. Patrick & L.R. Freese image
  1200. Surirella salina W. Smith image
  1201. Surirella salina var. angustata J. Pantocsek image
  1202. Surirella salsa var. hungarica J. Pantocsek image
  1203. Surirella sancte-nectairensis_('sancte-nectairense') R. d'Aubert image
  1204. Surirella saxonica B. Auerswald image
  1205. Surirella saxonica var. cristata J. Pantocsek image
  1206. Surirella saxonica var. sinica B.V. Skvortzov image
  1207. Surirella scalaris Giffen
  1208. Surirella scalaris M.H. Giffen image
  1209. Surirella schmidtii O.N. Witt image
  1210. Surirella schoenfeldii_('Schönfeldii') Pantocsek
  1211. Surirella schuwerkii E. Reichardt
  1212. Surirella schweickerdtii B.J. Cholnoky image
  1213. Surirella schweickerdtii Cholnoky
  1214. Surirella scopuli M.H. Giffen image
  1215. Surirella scutum H. Reichelt image
  1216. Surirella sella F. Hustedt image
  1217. Surirella semipunctata G. Leuduger-Fortmorel image
  1218. Surirella semseyi J. Pantocsek image
  1219. Surirella senta N.I. Hendey image
  1220. Surirella sentis A.W.F. Schmidt image
  1221. Surirella septentrionalis E.V. Østrup image
  1222. Surirella septentrionalis F. Hustedt image
  1223. Surirella seychellarum F. Hustedt image
  1224. Surirella seychellarum var. biseriata F. Hustedt image
  1225. Surirella shyamaii H.P. Gandhi image
  1226. Surirella shyamaii f. constricta H.P. Gandhi image
  1227. Surirella siamensis E.V. Østrup image
  1228. Surirella sibirica C.G. Ehrenberg image
  1229. Surirella sicula (C.G. Ehrenberg) C.G. Ehrenberg image
  1230. Surirella sigma F. Fricke image
  1231. Surirella sigmoides C.G. Ehrenberg image
  1232. Surirella signata J. Pantocsek image
  1233. Surirella signata J. Pantocsek image
  1234. Surirella significans A. Mann image
  1235. Surirella simplex A. Cleve-Euler image
  1236. Surirella simplex A.L. Backman & A. Cleve-Euler image
  1237. Surirella simplex Frenguelli {illegitimate}
  1238. Surirella simplex J. Frenguelli image
  1239. Surirella simplex var. latior A. Cleve-Euler image
  1240. Surirella simplissima M. Ricard image
  1241. Surirella siolii F. Hustedt image
  1242. Surirella skvortzovii K.I. Meyer
  1243. Surirella skvortzowiana R. Simonsen
  1244. Surirella skvortzowii_('skvortzowi') Hustedt {illegitimate}
  1245. Surirella slesvicensis A. Grunow image
  1246. Surirella smithii J. Ralfs image
  1247. Surirella smithii var. constricta (W. Smith) A. Cleve-Euler image
  1248. Surirella solea (Brébisson) Brébisson
  1249. Surirella solea (L.A. Brebisson) L.A. Brebisson image
  1250. Surirella solida F. Hustedt image
  1251. Surirella sooi G. Szemes image
  1252. Surirella sorriensis Foged
  1253. Surirella sorriensis N. Foged image
  1254. Surirella sparsipunctata F. Hustedt image
  1255. Surirella sparsipunctata Hustedt
  1256. Surirella sparsipunctata Hustedt {invalid}
  1257. Surirella sparsipunctata var. laevis F. Hustedt image
  1258. Surirella sparsipunctata var. laevis Hustedt
  1259. Surirella sparsipunctata var. laevis Hustedt {invalid}
  1260. Surirella speciosa C.G. Ehrenberg image
  1261. Surirella spinifera F. Hustedt image
  1262. Surirella spinifera Hustedt
  1263. Surirella spinifera var. armata E. Manguin ex Kociolek & Reviers
  1264. Surirella spinifera var. armata E. Manguin {invalid}
  1265. Surirella spinifera var. armata E.E. Manguin image
  1266. Surirella spinifera var. fossilis E.E. Manguin image
  1267. Surirella spinosa F. Hustedt image
  1268. Surirella spinosa Hustedt
  1269. Surirella spinulosa A.I. Proshkina-Lavrenko image
  1270. Surirella spiralis F.T. Kützing image
  1271. Surirella spiralis Kützing
  1272. Surirella spiraloides F. Hustedt image
  1273. Surirella spiraloides Hustedt
  1274. Surirella splendida (C.G. Ehrenberg) C.G. Ehrenberg image
  1275. Surirella splendida (C.G. Ehrenberg) F.T. Kützing image
  1276. Surirella splendida (Ehrenberg) Ehrenberg
  1277. Surirella splendida f. angustissima F. Ardissone image
  1278. Surirella splendida f. minor A. Truan y Luard image
  1279. Surirella splendida f. minor Grunow
  1280. Surirella splendida var. angusta Ant. Mayer image
  1281. Surirella splendida var. elongata Ant. Mayer image
  1282. Surirella splendida var. genuina Ant. Mayer image
  1283. Surirella splendida var. hankensis B.V. Skvortzov image
  1284. Surirella splendida var. linearis J. Ralfs image
  1285. Surirella splendida var. minima E.V. Østrup image
  1286. Surirella splendida var. minor (L. Dippel) Ant. Mayer image
  1287. Surirella splendida var. minor F. Meister image
  1288. Surirella splendida var. nobilis (W. Smith) Studnička
  1289. Surirella splendida var. punctata F. Hustedt image
  1290. Surirella splendida var. saxonica (B. Auerswald) Ant. Mayer image
  1291. Surirella splendidoides F. Hustedt image
  1292. Surirella stalagma M.H. Hohn & J. Hellerman image
  1293. Surirella stella C.G. Ehrenberg image
  1294. Surirella stiria M.H. Hohn & J. Hellerman image
  1295. Surirella stoermeri R.L. Lowe
  1296. Surirella striata G. Leuduger-Fortmorel image
  1297. Surirella striata P.J.F. Turpin image
  1298. Surirella striatula P.J.F. Turpin image
  1299. Surirella striatula f. punctata O. Müller
  1300. Surirella striatula var. antiqua J. Pantocsek image
  1301. Surirella striatula var. azpeitiae A.I. Forti image
  1302. Surirella striatula var. azpeitiae A.I. Forti image
  1303. Surirella striatula var. baileyana A. Mackay image
  1304. Surirella striatula var. biplicata Grunow
  1305. Surirella striatula var. denseplicata A. Cleve-Euler image
  1306. Surirella striatula var. gautieri J. Heribaud & J.-J. Brun image
  1307. Surirella striatula var. glabrostriata A.I. Proshkina-Lavrenko image
  1308. Surirella striatula var. halophila S. Blanco, I. Álvarez-Blanco & C. Cejudo-Figueiras
  1309. Surirella striatula var. spinifera M.H. Hohn & J. Hellerman image
  1310. Surirella strigosa F. Hustedt image
  1311. Surirella strigosa F. Hustedt ex M.M. Salah image
  1312. Surirella striolata F. Hustedt image
  1313. Surirella stylus C.G. Ehrenberg image
  1314. Surirella subalpina A.S. Donkin image
  1315. Surirella subantarctica B. Van de Vijver & C. Cocquyt
  1316. Surirella subcontorta F. Hustedt image
  1317. Surirella subcontorta Hustedt
  1318. Surirella subfastuosa F. Hustedt image
  1319. Surirella subfastuosa J. Pantocsek image
  1320. Surirella subhybrida F. Hustedt image
  1321. Surirella sublaevis F. Meister image
  1322. Surirella sublinearis F. Hustedt image
  1323. Surirella sublinearis Hustedt
  1324. Surirella sublinearis var. suggesta A.J. Bramburger & P.B. Hamilton
  1325. Surirella submargaritifera C. Cocquyt & W.-H. Kusber
  1326. Surirella submarina F. Hustedt image
  1327. Surirella subnervosa W. Vyverman image
  1328. Surirella subovata J. Pantocsek image
  1329. Surirella subquadrata H. Peragallo & M. Peragallo
  1330. Surirella subrobusta F. Hustedt image
  1331. Surirella subrotunda A. Cvetkoska, Z. Levkov & P.B. Hamilton
  1332. Surirella subrugosa C. Cocquyt & R. Jahn
  1333. Surirella subsalsa W. Smith image
  1334. Surirella subsalsa f. major H.P. Gandhi image
  1335. Surirella subsalsa var. hungarica J. Pantocsek
  1336. Surirella subtilis A.I. Proshkina-Lavrenko image
  1337. Surirella subturgida F. Hustedt image
  1338. Surirella subturgida Hustedt
  1339. Surirella suecica A. Grunow image
  1340. Surirella suevica G. Zeller image
  1341. Surirella suiningensis Bing Liu & D.M. Williams
  1342. Surirella sulcata F. Hustedt image
  1343. Surirella sulcata Hustedt
  1344. Surirella suluensis A. Mann image
  1345. Surirella sumatrana F. Meister image
  1346. Surirella sumbawana A.W.F. Schmidt image
  1347. Surirella superba R.K. Greville image
  1348. Surirella susanae D. Metzeltin & H. Lange-Bertalot
  1349. Surirella sutilis J.R. Carter & P. Denny
  1350. Surirella symoensii B.J. Cholnoky image
  1351. Surirella szechenyii J. Pantocsek image
  1352. Surirella taeniata F. Hustedt image
  1353. Surirella taiaensis J.R. Carter & P. Denny image
  1354. Surirella takoradiensis Foged
  1355. Surirella takoradiensis N. Foged image
  1356. Surirella takoradiensis var. suhinensis N. Foged image
  1357. Surirella tanganyikae G.S. West image
  1358. Surirella tayronarum M.F. Medina Tombé, S.E. Sala, A.A. Vouilloud & J.J. Ramírez Restrepo
  1359. Surirella tchadensis Compère
  1360. Surirella tchadensis P. Compère image
  1361. Surirella tembloris G.D. Hanna image
  1362. Surirella tenacis A.J. Bramburger & P.B. Hamilton
  1363. Surirella tenella F.T. Kützing image
  1364. Surirella tenera W. Gregory
  1365. Surirella tenera f. cristata F. Hustedt image
  1366. Surirella tenera f. horrida A. Lenoble & E.E. Manguin image
  1367. Surirella tenera f. manguinii_('manguini') Kociolek & Reviers
  1368. Surirella tenera f. minor B.J. Cholnoky image
  1369. Surirella tenera f. punctata E. Manguin {invalid}
  1370. Surirella tenera f. punctata E.E. Manguin image
  1371. Surirella tenera f. subconstricta F. Hustedt image
  1372. Surirella tenera var. ambigua H.P. Gandhi image
  1373. Surirella tenera var. fossilis J. Pantocsek image
  1374. Surirella tenera var. genuina Ant. Mayer image
  1375. Surirella tenera var. hinganica B.V. Skvortzov image
  1376. Surirella tenera var. indica J.M.P. Thomas & E.A. Gonzalves image
  1377. Surirella tenera var. nervosa A.W.F. Schmidt
  1378. Surirella tenera var. nipponica B.V. Skvortzov image
  1379. Surirella tenera var. palmeri (C.S. Boyer) F. Hustedt image
  1380. Surirella tenera var. punctata B.V. Skvortzov image
  1381. Surirella tenera var. pusilla Ant. Mayer image
  1382. Surirella tenera var. splendidula A.W.F. Schmidt image
  1383. Surirella tenera var. subconstricta F. Hustedt image
  1384. Surirella tenerisilex D. Metzeltin & H. Lange-Bertalot
  1385. Surirella tenuis F. Dujardin image
  1386. Surirella tenuis var. nipponica B.V. Skvortzov image
  1387. Surirella tenuissima F. Hustedt image
  1388. Surirella tenuissima Hustedt
  1389. Surirella terebra J.R. Carter & P. Denny image
  1390. Surirella terricola H. Lange-Bertalot & E. Alles
  1391. Surirella terricola Lange-Bertalot & E. Alles {invalid}
  1392. Surirella terryana H.B. Ward image
  1393. Surirella terryana f. minuta B.V. Skvortzov image
  1394. Surirella terryana var. elegans (B.V. Skvortzov) B.V. Skvortzov image
  1395. Surirella terryana var. nipponica B.V. Skvortzov image
  1396. Surirella terryana var. ovalis B.V. Skvortzov image
  1397. Surirella terryi Ward ex Terry
  1398. Surirella terryi var. arctica R.M. Patrick & Freese
  1399. Surirella terryi var. arctica R.M. Patrick & L.R. Freese image
  1400. Surirella tessellata E.E. Manguin image
  1401. Surirella testidunella C.G. Ehrenberg image
  1402. Surirella testudo (C.G. Ehrenberg) F.T. Kützing image
  1403. Surirella textricula var. ampla C.G. Ehrenberg image
  1404. Surirella thaitiana Castracane image
  1405. Surirella theresa G. Leuduger-Fortmorel image
  1406. Surirella thermalis (C.G. Ehrenberg) F.T. Kützing image
  1407. Surirella thienemannii_('Thienemanni') F. Hustedt image
  1408. Surirella thienemannii_('Thienemanni') Hustedt
  1409. Surirella thumensis Ant. Mayer image
  1410. Surirella tibetica K.S. Mereschkowsky image
  1411. Surirella tientsinensis B.V. Skvortzov image
  1412. Surirella tientsinensis Skvortzov
  1413. Surirella toamasinensis F. Hustedt image
  1414. Surirella torquata J. Pantocsek image
  1415. Surirella torta L.A. Brebisson image
  1416. Surirella tortilis A.J. Bramburger & P.B. Hamilton
  1417. Surirella tortuata J.A. Tempère image
  1418. Surirella toulae_('Toulaae') Pantocsek
  1419. Surirella toulae_('toulaae') J. Pantocsek image
  1420. Surirella touranensis P.C.M. Petit image
  1421. Surirella transylvanica J. Pantocsek image
  1422. Surirella traunsteineri F. Hustedt image
  1423. Surirella tridens A.W.F. Schmidt image
  1424. Surirella triscalaris J.-J. Brun image
  1425. Surirella triumphans A.W.F. Schmidt image
  1426. Surirella tropica F. Hustedt image
  1427. Surirella tuberosa O. Müller image
  1428. Surirella tuberosa f. elongata J. Frenguelli image
  1429. Surirella tuberosa var. costata J. Frenguelli image
  1430. Surirella tuberosa var. major J. Frenguelli image
  1431. Surirella tubicola A.J. Bramburger & P.B. Hamilton
  1432. Surirella tubulata G. Leuduger-Fortmorel image
  1433. Surirella tumida (O. Müller) C. Cocquyt & R. Jahn
  1434. Surirella turbo O. Müller image
  1435. Surirella turbo O. Müller
  1436. Surirella turgida W. Smith image
  1437. Surirella turgida f. baikalensis B.V. Skvortzov image
  1438. Surirella turgida f. obtusa N. Foged image
  1439. Surirella turgida var. bicornuta B.V. Skvortzov image
  1440. Surirella turgida var. hyalina B.V. Skvortzov image
  1441. Surirella turgida var. jeniseyensis B.V. Skvortzov image
  1442. Surirella turgida var. lanceolata Wislouch & Kolbe
  1443. Surirella turgida var. margarita J. Pantocsek image
  1444. Surirella turgida var. marginatula B.V. Skvortzov image
  1445. Surirella turgida var. subelliptica B.V. Skvortzov image
  1446. Surirella turgidoides E. Manguin ex Kociolek & Reviers
  1447. Surirella turgidoides E. Manguin {invalid}
  1448. Surirella turgidoides E.E. Manguin image
  1449. Surirella turkanensis E. Reichardt
  1450. Surirella umbonata (C.G. Ehrenberg) G.L. Rabenhorst image
  1451. Surirella undata C.G. Ehrenberg image
  1452. Surirella undata var. elliptica C.G. Ehrenberg image
  1453. Surirella undata var. elongata C.G. Ehrenberg image
  1454. Surirella undata var. subacuta C.G. Ehrenberg image
  1455. Surirella undulata C.G. Ehrenberg image
  1456. Surirella undulata C.G. Ehrenberg image
  1457. Surirella unidentata B.V. Skvortzov image
  1458. Surirella uninervis C.G. Ehrenberg image
  1459. Surirella uninodes B.V. Skvortzov image
  1460. Surirella uralensis C.G. Ehrenberg image
  1461. Surirella ussuriensis B.V. Skvortzov image
  1462. Surirella ussuriensis var. elegans B.V. Skvortzov image
  1463. Surirella ussuriensis var. elongata B.V. Skvortzov image
  1464. Surirella ussuriensis var. nipponica B.V. Skvortzov image
  1465. Surirella valida A.W.F. Schmidt image
  1466. Surirella valida C.G. Ehrenberg image
  1467. Surirella variabilis A. Cleve-Euler image
  1468. Surirella variabilis f. cuneata A. Cleve-Euler image
  1469. Surirella variabilis f. oblonga A. Cleve-Euler image
  1470. Surirella vasta F. Hustedt image
  1471. Surirella vasta Hustedt
  1472. Surirella vasta Hustedt {invalid}
  1473. Surirella vasta var. linearis Hustedt
  1474. Surirella vaszaryi J. Pantocsek image
  1475. Surirella ventricosa F. Hustedt image
  1476. Surirella ventricosa Hustedt
  1477. Surirella venus Corda
  1478. Surirella venusta E.V. Østrup image
  1479. Surirella vermifera B.V. Skvortzov image
  1480. Surirella verrucosa J. Pantocsek image
  1481. Surirella vidarbhensis P.T. Sarode & N.D. Kamat image
  1482. Surirella virginica C.G. Ehrenberg image
  1483. Surirella visurgis F. Hustedt image
  1484. Surirella voigtii B.V. Skvortzov image
  1485. Surirella voigtii F. Meister image
  1486. Surirella voigtii Skvortzov
  1487. Surirella welshii B.J. Cholnoky image
  1488. Surirella wettsteinii (Maly) Maly ex Schönfeldt
  1489. Surirella wetzelii var. dubia F. Hustedt image
  1490. Surirella wetzelii_('wetzeli') F. Hustedt image
  1491. Surirella wolfensbergeri J.-J. Brun image
  1492. Surirella woltereckii_('wolterecki') F. Hustedt image
  1493. Surirella woltereckii_(`wolterecki') Hustedt
  1494. Surirella woolmaniana Peticolas image
  1495. Surirella wufluminensis Bing Liu & J.P. Kociolek
  1496. Surirella wulingensis B. Liu & L. Ector
  1497. Surirella xinjiangiana (Q.M. You & J.P. Kociolek) J.P. Kociolek
  1498. Surirella zagrebiensis A. Jurilj image
  1499. Surirella zambezae C.G. Ehrenberg image
  1500. Zygoceros surirella C.G. Ehrenberg image
  1501. Zygoceros surirella Ehrenberg