INDEX TO GENERA. 



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INDEX TO GENERA 



1879. 



Acantbocbila 



Acantbocystis 



Acanthodoris 



Achelous 



Aetata 



Actoeon 212, 



Aetinocrimis 226, 



Actinodorus 



Adalaria 



^Elurodon 



iElurogale 



JEolidia 71, 73, 



yEolidiella 



^Eolis 



JEolus 



Akiodoris 72, 



Albunea 



Alope 



Alpheus 



Amoeba , . . . . 103, 



Amphicyon 178, 



Amphiuma 14, 



Amphizonella 



Anacharis 



Anchistia 



Anisocrinus 



Anomalocrinus 285, 



Anthracopus 



Arachnocrinus 285, 



Aratus 



Araujia 205, 



Arcella 



Archidoris 72, 



Aretes 



Arionta 



Ascaris 



Asclepias 205, 



Assiminea 



Assulina 



Ateles 



At lianas 



Atta 



Atya 



115 

 163 



72 

 308 

 392 

 223 

 240 

 108 



72 

 175 

 176 

 125 



87 



72 



72 

 128 

 409 

 418 

 416 

 204 

 179 

 144 

 163 

 204 

 423 

 260 

 295 

 165 

 315 

 402 

 206 

 162 

 106 

 418 



16 

 145 

 207 



29 

 163 



60 

 418 



33 

 414 



Atyepliryra 41 5 



Atyoida 415 



Autonomea 421, 422 



Anxis 134 



Avicula 219 



Barycrinus 238, 285, 322 



Batocrinus 234 



Begonia 138 



Bolemnocrinus 240 



Bellidia 418 



Bioidium 198 



Binneya 16 



Blatta 204 



Blastoidocriims 236 



Bopyrns 198 



Bothriocephalus 40 



Botryocrinus 285, 320 



Botryospheeria 67 



Bnlli'miis 219 



Bulla 222 



Bursacrinus 285, 346 



Bytkocaris 419 



Cadlina 72, 114, 129 



Calappa 402 



Calceocrinus 242 



Calceola 43 



Callianassa 410 



Callinectes 398 



Calpiocrinus 253, 261 



Calyptrsea 219, 222 



Campaspe 89 



Camponotus 140 



Cancellaria 223 



Cancer 391 



Canis 178, 184, 186 



Carabocrinus 286, 366 



Caradina 415 



Carcinus 398 



Cardita 218, 219, 220 



Cardium 219. 221 



Caridion 419 



