INDEX. 



Note. — Synonyms are printed in Italics. The more important pages are indicated by heavier type. 



abyssicola (Pilumnoplax) 155, 156. 



abyssicolus (Pinnotheres) 248, 255. 



acanthomerus (Pilumnoplax) 155. 



affin is (Encrate) 159. 



affinis (Litocheira) 164, 167, 170, 171. 



affinis (Ostracotheres) 262, 263, 287. 



affinis (Parapinnixa) 285. 



affinis (Pinnixa) 267, 286. 



affinis (Pinnotheres) 248, 252. 



alcocki (Pinnotheres) 248, 254. 



alphonsi (Libystes) 178. 



americana (Pilumnoplax) 155, 156. 



Amorphopus 237, 238. 



anfractus (Lanibdopliallus) 239, 240, 241. 



angelicus (Pinnotheres) 285. 



angulata (Goneplax) 181, 182. 



angusta (Carcinoplax) 154. 



angustifrons (Litocheira) 163. 



angustifrons (Typhlocarcinops) 211, 212. 



angustipes (Typhlocarcinops) 211, 214. 



anomalipes (Thaumastoplax) 239. 



Aphanodactylus 276, 283. 



apta (Hephthopelta) 233. 



aranea (Litocheira) 164, 171. 



Arca 248, 261. 



arcophilus (Pinnotheres) 248, 253. 



arcuata (Ceratoplax) 203. 



arenaria (Mya) 246. 



Asthenognathinae 244, 264, 274, 275, 277, 279, 283. 



Asthenognathus 238', 274, 275, 276, 277. 



atlantica (Pseudorhombila sulcatifrons — } 159, 160. 



aurifluus (Pectunculus) 250. 



australiensis (Eucrate sulcatifrons — ) 159. 



barbatus (Pinnotheres) 248, 253. 

 Bathyplax 153. 

 beaumontii (Litocheira) 164. 

 bicristata (Lophoplax) ig6, 197, 199. 

 bipunctatum (Pinnotheres) 286. 



bispinosa (Carcinoplax) 154. 

 bispinosa (Litocheira) 163, 164. 

 boninensis (Pinnotheres) 248, 251, 286. 

 borradailei (Pinnotheres) 248, 253, 259, 287. 

 Brachygrapsiis 153, 163. 

 brevipes (Pinnixa) 26S, 284, 285. 

 brevipollex (Pinnixa) 266. 

 bürgeri (Pinnotheres) 248, 253. 

 Byssoarca 249. 



caeca (Dürckheimia) 246. 



Caecopilutmius 226, 227. 



californicus (Stichopus) 280. 



californiensis (Pinnixa) 267, 285. 



californiensis (Speocarcinus) 189, 193. 



Camatopsis 202, 233, 234, 274, 281, 282. 



Camptandrium 153. 



Camptoplax 153. 



canaliculata (Phallusia) 251, 255. 



canaliculata (Typhlocarcinops) 211, 215. 



Carcinoplacinae 152, 153, 188. 



Carcinoplax 152, 154, 157, 160, 163, 177, 178. 



cardii (Pinnotheres) 248, 252. 



Cardita 246. 



carinata (Pseudopinnixa) 265, 287. 



carinipes (Dürckheimia) 246, 287. 



carolinensis (Speocarcinus) 189, 194, 195, 196. 



Carupa 178. 



Catoptrus 153, 157, 177, 178. 



Caudina 268. 



cavimanus (Chasmocarcinus) 201. 



celebensis (Speocarcinus) 194. 



Ceratoplax 200, 201, 202, 207, 210, 211, 215. 



cessaci (Epimelus) 227. 



chaetopterana (Pinnixa) 266. 



charmoyi (Litocheira de — ) 165. 



Chasmocarcinops 274, 276, 280. 



Chasmocarcinus 201, 219. 



Chasmophora 190. 



143 



