INDEX. 



VOLUMES II and III. 



Abida, Leach. . . Ill 

 Abra, Leach. . . Ill 

 Abralia, Gray. . . II 

 Abretia, H. & A. Acl. II 

 Acambona, White. . Ill 

 Acanthina, Fischer. II 

 Acanthinula, Beck. Ill 

 Acaiithocardia, Gray. Ill 

 Acanthoceras, Neum. II 

 Acanthochiton, Leach. II 

 Acanthodoris, Gray. II 

 Acanthopleura, Gray. II 

 Acanthopleura, Guild. II 

 Acanthopsole, Trinch. II 

 Acanthoteuthis, Wag. II 



u III 



AcanthothyriSjd'Orb. Ill 



Acar, Gray. . . . Ill 



Acardo,Brug. . . Ill 



Acardo, Lam. . . II 



Acardo, Swains. . Ill 



Acavus, Montfort. . Ill 



Acclisina, Koninck. II 



Acella, Haldeman. . Ill 



Acephala. .... Ill 



Accra, Ads. . . . Ill 



Acera, Albers. . . Ill 



Acera, Cuvier. . . II 



Acesta, H. & A. Ad. Ill 



Achatina, Lamarck. Ill 



Acliatinella, Swains. Ill 



Achatinidfe. . . . Ill 



Achatinellastrum,Pf. Ill 



PAGE 



10 



163 



32 



182 



325 



113 



29 



193 



83 



345 



372 



341 



343 



385 



48 



347 



315 



254 



206 



367 



194 



45 



306 



101 



116 



67 



67 



354 



288 



59 



64 



59 



64 



PAGE 



Achatinellidae. . . Ill 64 



Achatinelloides, N"ev. Ill 49 



Aciciila, Risso. . . Ill 63 



Acicula, Hartmann. II 279 



Aciculina, H. & A. Ad. II 157 



Aciculina, Desh. . II 236 



Acila, H. & A. Ad. Ill 248 



Acinophorus, Meek. Ill 272 



Aciodoris, Bergh. . II 372 



Acirsa, Morch. . . II 221 



Aclesia, Rang. . . II 365 



Aclis, Loven. . . II 236 



Acmseinffi. ... II 331 



Acmaea, Esch. . . II 331 



Acme, H. & A. Ad. II 263 



Acme, Hartmann. . II 279 



Acmella, Blanford. . II 273 



Acostea, d'Orbigny. Ill 244 



Acrilla, A. Ad. . . II 221 



Acritis, Yolborth. . Ill 340 



Acrochasma, Reuss. Ill 108 



Acrocliordiceras, Hy. II 68 



AcrocLilia, Phillips. II 214 



Acroenxina, Bottger. Ill 76 



Acroloxus, Beck. . Ill 107 



Acrophaedusa, Bott. Ill 76 



Acroptychia, C. & F. II 287 



Acrostoma, Brot. . II 252 



Acrothele, Linnarson. Ill 340 



Acrotreta, Kutorga. Ill 341 



Acrybia, H. & A. Ad. II 205 



ActfEon, Montfort. II 356 



Actseon, Oken. . . II 390 



