284 



INDEX OF GENERA AND SPECIES. 



Page. 



Ceratiocaris 61,89 



(Colpocarla) bradleyi 68, 89 



elytroidcs 6S, 90 



siniintiia 53, Gl 



(Solenocaria) strigata 68, 90 



Ceiaurua '. 79, 186, 191, 248 



1 191 



icaru8 79 



rarus 186 



pleurescanthemns 185 



Cerconiya 269 



peculiaris 269 



Ceriphasiidai 106, 112, 139 



Cerithidea 161,180 



? nebrascensis 169, 180 



(Pirenella ?) nebrascensis 106, 161 



Cerithiida; 106 



Cerithiopaida; 102 



Ceritbiopais 102 



moreanensis 102 



Cerithium 180, 210 



biUneatum 310 



fremonti 221,331 



mediate 306 



nebrascenais 16 



noduloaum 221, 231 



pillingi ISO 



teneruin 221, 231 



totiura-aanctorum ISO 



ChiEnocardia 86 



ovato 86 



Chaenomya 32, 38, 73, 84, 86 



cooperi 32 



hybiida 38 



leaven worthenais 32, 73 



minehaha 73, 86 



rhoniboidea 38, 84 



ChaBtetes 55, 131, 138, 147, 158, 257 



ndimissua 147,158 



1 ycoperdon 231 



inackrotbii 257 



milleporaceus 131 



niuscatinf-naia 138 



petropolitanua ' 55 



Chamidai 180, 268 



Chariocepbalus 190, 234 



? tumifrons 190,234 



Chemnitzia 48, 103, 134, 258 



cei'ithiformia 103 



corona 48 



roeekiana 48 



awalloviana 258 



? texana 48 



Chcnopus 207, 209, 210 



? 210 



induratus 207 



ay riacus 208 



tarriculoidea 207 



Chetetes crinita 226 



gracilis 226 



ovata 



tasmanienais 



Cbione . 



(Liophora) alvcatua. 

 atbleta .. 



226 



226 



100 



50 



50 



Cbione (Liophora) latilirata. 



Chiton 



carbonariua 



Chladocrinua 



Chlamya 



nebraacenais 



Page. 



50 



87 



87 



33 



97 



07 



Cbonetea 24, 31, 43, 60, 62, 72, 85, 94, 119, 127, 131. 



177, 192, 235, 245, 257 



deflecta 192 



fllistriata 193 



tieniintfi ? 257 



i;eniculata 1 1© 



glabra 52,72 



graniilifcra 72, 131, 250 



hemispherica 192 



illinoisensia 60 



? iowenaia 250 



loganenais 235 



macrostriata 193 



mesoloba 131 



1 1 millepunctata 64,85 



mucronata 19, 20, 31, 52, 193 



penniana 257' 



planumbona 24, 43 



platynota 127, 131 



pnailla 62 



sotigera 193 



smithii 85,274 



variolata 232 



veraeuliana 20, 72, 177, 245 



var. utahenaia 94 



Chonophyllum 165 



sedalienae 165 



Cibota 267 



multiradiata 267 



obesa 267 



rostellata 267 



uniopsis 267 



Cidaria 206 



hemigranoBus 159 



Cinulia 29,101 



(Avellaua) pulchella 48 



naticoidea 48 



(Oligoptycha) concinna 102 



Cladocora [?] lineata 49 



Cladocrinna 33 



Cladodua occidentalia 20 



Cladopora 1 55, 1 92 



pnlchra 192 



reticulata 155 



Clasteria 227 



auatralis 227 



Clathropora 155 



flabellata 231 



frondoaa 155 



Clathropteria 246 



Clauailia contraria 221 



teres 221 



vermicula 221 



ClavageUa 270 



armata 270 



Clavattda? 211,213 



? califomica 211,213 



Clavelitoa (Peistochilus) acarborougbi 49 



Clavella vickaburgenaia 222 



