366 



INDEX TO GENERA. 



Cancellaria 146 



Cancer 120 



Capritblium 107 



Carapus 2r)7 



Cardinalis 24 



Cardiomorpha 72, 327 



Cardita 134 



Cardium 134 



Cariacus 13 



Carpilius 239 



Cassia 117 



Cassis 143 



Cathartes 27 



Catherpes 233 



Catostoma 212 



Caudisona 48, 204 



Cauloxenus 297 



Ceiiobita 241 



Ceratiocaris 332 



Cercis 106 



Cercomya 71 



Cerithiopsis 144 



Cerithium 141 



Ceromya 328 



Ceromyopsis 328 



Cevyle 26 



Cetopsis 292 



Clia>tostoma 286 



Chalceus 262 



Clialcinus 265 



Cliama 134 



Cliaracidium 259, 291 



Charadrius 28 



Chaiilelasmus 36 



Chelouia 49 



Cbersydrus 202 



Chettusia 194 



Chioiie 136 



Chiton 140 



Chordeiles 26 



Chrcecocephalus 40 



Clirysomitris 21 



Cichla 291 



Cimex 295 



Circus 27 



Cissus 118 



Cistothorus 20 



Clidastes 104 



Clinopistlia 67 



Cnemidopboi-us 47, 216 



Coccygus 27 



Cochlodcsma 139 



Colaptes 27 



Colobognathus 205, 211 



Colophrys 212 



Columbella 143 



Colymbus 47 



Coniopbanes 204, 216 



Couocardium 65 



Conopbis 204 



Contia 223 



Conularia 84 



Convolvulus 117 



Corbula 139 



Gorydoras 112, 277, 278 



Corylbopbanes 200 



Corvus 26 



Cotyle 21 



Crataegus 107 



Crenicicbla 252 



Crcpidula 140 



Crocodilus 104 



Cumingia 138 



Curimatus 258, 291 



Cyclonema 79 



Cyclura 205, 216 



Cyprrea 143 



Cypricardina 162 



Cyrtoceras 86 



Cytbere 331 



Cytberea 136 



Dafila 36 



Dahnanites 91 



Delpbinus 13 



Deudroeca 21 



Deutzia 52 



Diancma 112, 276, 291 



Dibotbrium 306 



Didelpbys 15 



Dion?ea 118 



Dipbicus 157 



Diplodonta 134 



Dipsas 204 



Dolabra 326 



Dolatocriuus 57 



Dolicbonyx 24 



Dobum 143 



Donax 137 



Doras 55, 270, 293 



Dosinia . : 137 



Dromicus 201, 218, 222 



Dryiopbis 204 



Edestosaurus 298 



Edmondia 72 



Elaps 203, 204, 209, 216 



Elotberium 10 



Empidonax 234 



Emys 103, 154, 155, 228 



Entabs 140 



Epicrates 205 



Epigrea 52 



Equus 50, 113 



Ereunetes 31 



Eripbia 239 



Erytbrolamprus 203, 204 



Etiieostoma 259 



[April 9, 



