INDEX of GENERA 



i Synonyms in italics. ) 



Page 



Achnanthes 234,327 Corinna 



.1 •hnanthes 323,82-J Ooronia 



Achnanthidium 327,333 Coscinodiscus 



Actiniacua 285 ( 'osctnodiscut . 



Actinocyclus 23] . 260 ( bamiodiscua . . 



Actinocydus 240,269 



Actinofframma 273 



Actinophaenia 269 



Actinoptychus 232, 269 



Actinoptychus 260, 267 



AUoneia 336 



Amphicampa 368 



Amphipentas 289 



Amphipleura 360, 378 



Amphiprora - , :i"), 368 



Amphiprora 333,367 



Amphitetras 289, 298 



Amphitropia 3ti* 



Amphora 235,373 



Aimniiit nin is , :;:::; 



Anorthoneia 328 



Anthodiscue 269 



Arachnodiscus 266 



Arachnoidiacua -<><> 



Asterolampra 282, 272 



Attcrolampra 273 



Aateromphalus 232, jt;; 



Asterompfialua 272 



AUheya 283 



Atdacodiscus 277 



Aulacoseira 236 



Auliscua 232, 281 



A ulisctis 260 



Badllaria 3 19, 371, :;:^ 



Jiiirti riastrum 286 



Berh U ya 360 



Biddulphia 233, 298 



Biddtdphia 289 



Bn bisson ia 360 



( 'ah kI ism* 386 



Oalont is 333 



Oampylodiscua 236, 386 



Oampylont is 328 



Oerata ulna 282, 298 



Oedodiacus 246,289 



Chaetoceroe 233,285 



Gavicula 325 



Climacosphenia 234, 325 



Cocconelfl 234 128 



Oocconeis 368,373,384 



Gocconema 236, 371 



Cbct onema ;;«.<» 



n ma 333,360 



Conferva 312 



km 



Pag« 



312 







281,246 



244,260,21 



246 



< Iraspedodiscufl 231 . 264 



t Yaspt dodiscua 240, 272 



( \. 1 sir, ilia 244 



Cyclotella 281,266 



UycloteUa 240,267 



Cymatopleura 



CymbeUa 265,833,371 



( )/mbop7iora 37] 



Cystopleura 



Dactyliosok n 28 i 



Debya 269 



lh nticeUa 298 



Denticula 234,318 



Deiiticula 325,327 



Diatoma 299, 307, 312, 319, 320 



Diatomella 319 



Dichomeris 316 



DiclcU in 333, 368 



Dicladia 285 



Dictyopyxu 244 



Dimeregramma - 



Dimeregramma 378 



Diploneia 333 



Diacoplt n 239, 265, 267 



Disiphonia 319 



Ditylum - 



Donkinia 362 



Doryphora 



Echint Ua 325 



Encyonema 



Endictya 246 



Entomoru ia 



Entopyla 234, 323 



EntopyUx - ; 



EpWu mia 377 



I'M, modiacua 246 



Eucampia 



Eunotia 



Euodia 316 



i'.npl, in in 



Eupodiscut 2 19, 251, 260, - 



Fragilaria 319 



Frustuliii 2 



FnuhUia 333,362,371,373, 



OaUUmeUa 



QaUionella 



« rephyria 



Gephyria 



tiomphoneis 



VII 





