— 418 — 



f âges. 



BucciNUM undatum, Linné 331 



BL'LrMiNus Samavaensis, Mousson 38 



BuLiMULus Cuernavacensis, Crosse et Fischer. . . 283 



— Mazei, Crosse 118, 1C5, 202 



— multifasciatiis, Lamarck 1G3 



BuLiMUS Alexander, Crosse 108, 182 



— Ouveanus, Dotzauer 109, 184 



— Pancheri, Crosse 102 



— porphyrostonius, Pfeiffer 108, 183 



Calcar Babelis, Fischer 203 



Cassidula pilosa, Gassies 209 



— truncata, Gassies 210 



Cerithiopsis diadema, Wat6on.' ....... 273 



— horrida, JeflFreys 273 



— tiara,Watson "... 274 



Choanopoma Gabbi, Crosse 84 



— Moreletianum, Grosse 85 



— Newcombi, Crosse 82 



— Sumichrasti, Crosse et P. Fischer. . . 283 

 Chondrus arctcspira, Mousson. . . ' 29 



— septemdentatus, Roth. ... ... 14 



CiONiscus gracilis, Jeffreys 2G4 



CoNus (G.) - 333 



— Crosseanus, Bernardi 336 



— Mazei, Deshayes. 64 



— textile, Linné 3o3 



Cyclostoma Desmazaresi, Crosse 2.]o 



— haemastomum, Anton 234 



Cyrena(G.) 403 



— Tigridis, Mousson . 35 



DiPLOMMATiNA Montrouzieri, Crosse. . . . 110, 394 



— Perroquini, Crosse 110, 394 



DiPLOMPHALUS iMariei, Crosse 387 



— Vaysseti, Marie 388 



Drepania (G.) 360 



