Columbellidae 5 
Columna 366. 
Cominella 57. 
Complanaria 654. 
Conchifera 17 
Concholepas 73. 
Conchopatella 73. 
Conella 104. 
Congeria 675. 
Conidae 7 
Conidea 104. 
Conohelix 100. 
Conopleura 51. 
Conradia 195. 
Conulus 354. 
Conus 158. 
Conkia 242. 
Corallioba 83. 
Coralliophaga 601. 
Coralliophila 79. 
Coralliophilidae 4 
Corasia 358. 
Corbicula Bens. 588. 
Corbieula Mhlf. 608. 
Corbis 628. 
Corbula 523. 
Corbula 516. 
Corbulidae 
Corbulomya 518. 
Corephium 307. 
Coretus 417. 
Coriocella 115. 
Coriocella 118. 
Cornea 611. 
Corneocyclas 61i. 
Cornuoides 218. 
Coronaxis 158. 
Coryda 358. | 
Costellaria 99. 
Couthoya 196. 
Cranchia 2. 
Cranchiadae 1 
Cranchina, 2. 
Urania 733. 
Craniadae 
Cranopsis 294. 
Crassatella 647. 
Crassatellidae 
Crassina 645. 
Craspedochiton 307. 
Craspedopoma 443. 
Craspedotus 257. 
Crassispira 51. 
Cratieula 377. 
Cremides 288. 
Cremnobates 191. 
Crenatula 681. 
18 | 
23 
21 
IY 
Crenella 669. 
Crepidula 228. 
Crepipatella 228. 
Creseis 31. 
Crisia 31. 
Cronia 69. 
Crueibulum 225. 
Crypta 228. 
Cryptella 395. 
Cryptocella 115. 
Cryptochiton Gray 307. 
Cryptodibranchiata 1 
Cryptoconchus 307. 
Cryptodon Turt. 627. 
Cryptodon Conr. 554. 
Cryptogramma 586. 
Cryptomya 520. 
Cryptophthalmus 326. 
Crypioplax 307. 
Cryptospira 101. 
Cryptostoma 118. 
Ctenocardia 617. 
Clenoconcha 703. 
Ctenoides 711. 
Ctenopoma 461. 
Cueullaca 695. 
Cultellus Schum. 506. 
Cuma 15. 
Cumingia 515. 
Cuneus 568. | 
Cuneus 568. 
Cuspidaria 529 
Cuviera 33. 
Cyamium 639. 
Cyanocyclas 601 
Cyclas 611. 625 
Cyclina 594 
Cyclocantha 239 
Cyclonassa 66. 
Cyelophorinae 
Cyelophorus 445. 
Cyelops 66. 
Cyelopsidae 4 
Cyelostomidae 
Cyclostominae 17 
Cyelostomus 466 
Cyelostrema 244. 
Cyelotinae 
Cyelotopsis 460 
Cyelotus 436 
Cyeria 14. 
Cylichna 313. 
Cylichnidae 
Cylinder 158. 
Cylindra 99. 
Cylindrella Pfr. 347. 
Cylindrella Sws. 158. 
16 
12 
Pag. 
Cylindrobulla 332. 
Oylindrus 87. 377. 
. Cyllene 62. 
Cymaltium 54. 
Cymba 98. 
Cymbiola 98. 
Cymbium Ad. 98. 
Cymbula 305. 
Cymbulia 36.. 
Cymbuliadae à 
Cymotropis 358 
Cynisca 244. 
Cynodonla 91. 
Oyphoma 171. 
Cypraea 167. 
Cypraeidae í 
Cypraedia 161. 
Cypraella 170. 
Cypraeova 167. 
Cypraeovula 167. 
Cypraeovum 167. 
Cypricardia 600. 
Cyprina 606. 
Cyprina 594. 
Cyprinidae 
Cyrena 607. 
Cyrenella 613. 
Cyrenellidae 
Cyrenidae 
Cyrenocyclas 601. 
Cyrenoida 613. 
Cyrenoides 613. 
Cyrilla 698. 
Cyrtodaria 513. 
Cysticopsis 358. 
Cytherea 588. 
Dactylina 87. 486. 
Dactylus Klein 81. 
Dalacia 681 
Dapnella 53 
Darina 546. 
Daudebardia 343. 
Davila 581. 
Decacera 1 
Decadopecten 106. 
Decapoda 1 
Defrancia 52. 
Defraneianae 3 
Delima 382. (Add. p. 23) 
Delphinoidea 244. 
Delphinula 250. 
Dendroconus 158. 
Dendrostraea 722 
Dentaliadae 11 
Denlaliopsis 218. 
