INDEX OF GENERA. 



825 



Caprina, 549 

 Capulidae, 712 

 Capulus, 712 

 Cardiola, 391 

 Cardiomorpha, 386 

 Cardiopsis, 386 

 Cardium, 558 

 Caricella, 794 

 Carinaropsis, 626 

 Cassidaria, 759 

 Cassididae, 759 

 Cavaria, 167 

 Centronella, 299 

 Ceramophylla, 123 

 Ceramopora, 121 

 Ceramoporella, 121 

 Ceratopora, 79 

 Ceriopora, 168 

 Cerithiidae, 747 

 Cerithiopsis, 749 

 Cerithium, 748 

 Chaenomya, 387 

 Chama, 546 

 Chemnitzia, 709 

 Chicoreus, 785 

 Chilostomata, 168 

 Chilotrypa, 125 

 Chlamys, 500 

 Chonetes, 233 

 Chonopectus, 239 

 Chonophyllum, 62 

 Chonostegites, 90 

 Chonostrophia, 238 

 Chrysallida, 710 

 Cimitaria, 528 

 Cinulia, 807 

 Cladophyllia, 100 

 Cladopora, 92 

 Clasmopora, 98 

 Clathrodictyon, 40 

 Clathropora, 156 

 Clathrospira, 644 

 Clavilithes, 780 

 Cleidophorus, 397 

 dementia, 562 

 Climacograptus, 31 

 Clinopistha, 376 

 Clionychia, 434 

 Cliothyris, 353 

 Clitambonites, 270 

 Clonograptus, 27 

 Clorinda, 276 

 Coelenterata, 20 

 Coelidium, 652 

 Coclocanlus, 652 

 Coeloclema, 122 

 Coeloconus, 154 

 Coelospira, 350 

 Coenograptus, 28 

 Coenostroma, 44 

 Colpomya, 516 

 Columbella, 761 



Columbellidae, 761 

 Columnaria, 71 

 Conchidium, 273 

 Conidae, 805 

 Conocardium, 436 

 Conomitra, 790 

 Conradella, 617 

 Constellaria, 135 

 Conus, 805 

 Coralliochama, 551 

 Corals, 47 

 Corbicula, 543 

 Corbula, 573 

 Comellites, 421 

 Coscinella, 158 

 Coscinium, 161 

 Cranaena, 302 

 Crania, 206 

 Craniella, 208 

 Craspedophyllum, 75 

 Crassatellites, 540 

 Crenella, 522 

 Crenipecten, 495 

 Crepidula, 713 

 Crepipora, 122 

 Cristellaria, 9 

 Crucibulum, 714 

 Cryptonatica, 719 

 Cryptonella, 301 

 Cryptorhytis, 772 

 Cryptostomata, 140 

 Cryptozoon, 46 

 Ctenodonta, 393 

 Ctenostomata, 116 

 Cucullaea, 405 

 Cumingia, 569 

 Cuneamya, 378 

 Cuspidaria, 532 

 Cyathophyllum, 65 

 Cyclonema, 668 

 Cyclora, 673 

 Cyclospira, 309 

 Cyclostomata, 118, 166 

 Cylichna, 810 

 Cymbophora, 571 

 Cymella, 531 

 Cynodonta, 782 

 Cypraea, 758 

 Cypraeidae, 758 

 Cypricardella, 534 

 Cypricardinia, 535 

 Cyprimeria, 562 

 Cyprina, 537 

 Cyrtia, 314 

 Cyrtina, 312 

 Cyrtodonta, 409 

 Cyrtolites, 609 

 Cystiphyllum, 62 

 Cystodictya, 160 



Dactylidia, 796 

 Dalmanella, 259 



Dekayella, 132 

 Dekayia, 133 

 Delthyris, 319, 332 

 Dendrograptus, 26 

 Dendroidea, 24 

 Dendropupa, 821 

 Dentaliidae, 578 

 Dentalium, 578 

 Derby a, 231 

 Desmograptus, 26 

 Diamesopora, 165 

 Diaphorostoma, 679 

 Diastoporina, 119 

 Dicellograptus, 32 

 Dicellomus, 189 

 Dichograptus, 28 

 Dichotrypa, 161 

 Dicranograptus, 32 

 Dictyonella, 209 

 Dictyonema, 24 

 Dictyospongia, 14 

 Didymograptus, 30 

 Dielasma, 302 

 Dinobolus, 190 

 Dinorthis, 252 

 Diplodonta, 557 

 Diplograptus, 33 

 Diplophyllum, 73 

 Diploporaria, 151 

 Discinisca, 205 

 Discosparsa, 167 

 Discotrochus, 102 

 Doliidae, 760 

 Dosiniopsis, 565 

 Drillia, 803 

 Drymotrypa, 141 

 Duncanella, 76 



Eatonia, 296 

 Eccyliomphalus, 662 

 Eccyliopterus, 658 

 Ecphora, 787 

 Edmondia, 388 

 Emarginula, 707 

 Endodesma, 527 

 Endopachus, 106 

 Endoptygma, 723 

 Endothyra, 11 

 Enteletes, 269 

 Enterolasma, 56 

 Entolium, 506 

 Eotomaria, 642 

 Erato, 759 

 Eridophyllum, 71 

 Eridotrypa, 134 

 Escharopora, 156 

 Etea, 542 

 Euchondria, 492 

 Euconia, 642 

 Euconospira, 647 

 Eulima, 709 

 Eulimidae, 709 



