284 



INDEX OF GENERA AND SPECIES. 



Ceratiocuris 61, 89 



(Colpocaris) bradleyi 68, 89 



elytroidos 68,90 



sinuatus 53, 61 



(Solenocaris) strigata 68, 90 



Ceiaurns 79, 186, 191, 248 



? 191 



icarus 79 



rarus 186 



plearescanthemns 185 



Cercom ya 269 



peculiaris 269 



CeriphasiidsB 106, 112, 139 



Cerithidea 161, 180 



? nebrascensis 169, 180 



(Pirenella?) nebrascensis 106,161 



CerithiidsB 106 



CerithiopsidsB 102 



Cerithiopsis 102 



moreauensis 102 



Cerithium 180, 210 



bilineatum 31© 



fremonti 221, 331 



mediale 306 



nebrascensis 16 



nodnlosum 221,331 



pillingi ISO 



tenerum 221, 331 



totiura-sanctorum ISO 



Chaenocardia 86 



ovato 86 



Chaenomya 33, 38, 73, 84, 86 



cooperi 32 



hybrida 38 



leavenworthensis 32, 73 



minehaba 73, 86 



rhomboidea 38, 84 



ChSBtetes 55, 131, 138, 147, 158, 257 



'i ? dimisaus 147,158 



lycoperdou 231 



inackrothii 257 



milleporaceus 131 



maacatinensis 138 



petropolitanus 55 



ChamidsB 180, 268 



Chariocephalua 190, 234 



? tumifrons 190,334 



Ohemnitzia 48, 103, 134, 258 



cerithiformis 103 



corona 48 



nieekiana 48 



swalloviana 358 



1 texana 48 



Cbenopus 207, 209, 210 



1 210 



induratns iiOt 



syriacus 308 



turriculoides 307 



Chetetes crinita 226 



gracilis 336 



ovata 226 



taamaniensis 226 



Cbione 100 



(Liophora) alveatus 50 



athleta 50 



Chione (Liophora) latilirata. 



Chiton 



carbonarius 



Chladocrinus 



Chlamya 



nebrascensis 



50 



87 



87 



33 



97 



97 



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



177, 192, 235, 245, 257 



deflecta 192 



filistriata 193 



fiemiugi ? 257 



geniculata 1 19 



glabra 52, 72 



granulifera 72, 131, 350 



homispherica 192 



illinoisensis 60 



? iowensis 350 



loganenais 335 



macroatriata 193 



meaoloba 131 



1 ? millepunctata 64, 85 



mucronata 19, 20, 31, 52, 193 



permiana 257 



planumbona 34, 43 



platynota 137,131 



pusilla 62 



setigera 193 



amithii 85,274" 



variolata 232 



verneuliana 20, 72, 177, 245 



var. utahensis 94 



Chonophyllum 165 



sedaUense 165 



Cibota 267 



maltiradiata 267 



obesa 367 



rostellata 267 



uniopsis 267 



Cidaris 206 



bemigranosus 159 



Cinulia 29,101 



( Avellana) pulcheUa 48 



naticoides 48 



(Oligoptycha) concinna 102 



Cladocora [?] lineata 49 



Cladocrinns 33 



Cladodus occidentalis 20 



Cladopora 155, 192 



pnlchra 192 



reticulata 155 



Clasteria 337 



australis 337 



Clathropora 155 



flabellata 331 



frondosa 155 



Clathropteris 246 



Clausilia contraria 221 



teres 221 



vemiicula 221 



Clavagella 270 



armata 270 



Clavatnla ?. 211,213 



Ualifomica 311,213 



Clavelites (Peistochilus) scarboronghi 49 



Clavella vicksbargeusis 222 



