204 



BULLETIN 112, UNITED STATES NATIONAL MUSEUM. 



Page. 



Cadulus 58 



Caecum 149 



Calliostoma 175 



Callistochiton 193 



Callithaca 43 



Callucina 35 



Calyptogena 32 



Calyptraea 163 



Cancellaria 83 



Capulus 161 



Cardiapoda 138 



Cardiomya 28 



Oardita 31 



Carditamera 31 



Cardiuin 39 



Carinaria 138 



CarinodrilUa 69 



Cavolina 59 



Cerastoderma 1 39 



Cerithidea 148 



Cei'ithiopsida 143 



Cerithiopsidella 143 



Cerithiopsis 142 



Cetoconcha 2S 



Chaetoderma 198 



Chaetopleura 193 



Chama 33 



Chemnitzia 121 



Chione 42 



Chiton 194 



Chlamydochiton 197 



Chlamydoconcha 38 



Chlatnys 18 



Chlorostoma - — 174 



Chrysallida 128 



CKrysodomus 96 



Cidarina 177 



Cingula 157 



Circulus 182 



Cirsotrema 115 



Clathromangilia 81 



Clathrodrillia 69 



Clio 59 



Clione 59 



Cnesteriwn 13 



CoccuKna 171 



Coleophysis 61 



Collisella 168 



Colubraria 102 



Columbella 103 



Coins • 93 



Conns 68 



Page. 



Cooperella 45 



Coralliophila 113 



Coroula 53 



Corolla 59 



Crassatellites 31 



Crassinella 31 



Crassispira 70 



Crawfordina 84 



Crcnella 24 



Crepidula 162 



Crepipatella 162 



Creseis 59 



Crisposcala 116 



Crucibnlum 163 



Cryptochiton 197 



Cryptoconns 68 



Cryptoctemdia 168 



( 'ryptogemma 70 



Cryptomya 53 



('ryptonatica 163 



Cumingia 49 



Cuspidaria 28 



Cyanoplax 189 



Cyathodonta 25 



Cyclocardia 31 



Cyclostrema 1S2 



Cyclostrcmella 1S2 



Cylichnella 63 



Cymatosyrinx 69 



Cymatium 141 



Cynisca 173 



Cypraea 140 



Cyrttla 14 



Cyrtodaria 54 



Oystiscus " S6 



Cytharella S2 



Cythna 119 



Dacrydium 



Daphnella 



Dcndro chiton. 



Dentalium 



Dentiscala 



Dermatomya-- 

 Desmoptcrus _ 



Diadora 



Diala 



Diaphana 



Diastoma 



Diberus 



Diplodonta 



Divaricclla 



22 

 83 



193 

 57 



114 

 27 

 60 



1S5 



156 

 62 



144 

 23 

 34 

 36 



