280 



INDEX OF GENERA AND SPECIES. 



Paga 



Anlopora tnbaeforniia 248 



Anlostepes 121 



guadalupuD.sis i25tf 



spondyliforniis 130,121 



Anricolidae 112 



Austrella rigida 337 



Avalana siibploboaa 14, 29, 102 



Avicula.... 24, 73, 86, 136, 208,262 



1 224,274 



abiupta 47 



auuosa 271 



convexo-plano 47 



cretacoa 47 



curta 49 



? cnsta 232 



1 fibrosa 15 



haydeni 13, 47 



iridescens 47 



laripes 47 



linguifoiiuis 47 



longa 73, 86 



(Mouotis) tenuicostata 18 



niorgaueusia 86 



multauHula 50 



iniinsteri 49 



nebrascaua 47, 353 



oblonga 34 



(Oxytoma) gastrodes 76 



mucronata 262 



parkensis 136 



pedei-Dalis 47 



petrosa 47 



pinnaeforniis 51 



planisulca 47 



(I'seudoptera) propleura 76 



rhytophora 76 



samarieusis 308 



speluncaria 51 



subgibboaa 31 , 47 



? sulcata 73 



triangularis 47 



vo igensia ? 226 



Aviculidw 29, 32, 262, 263, 267 



Aviculina; 29, 32 



Aviculopccten . . 24, 32, 43, 45, 61, 73, 80, 89, 90, 94, 

 110, 116, 119, 127, 132, 146, 

 162, 1C4, 178, 196, 235, 236 



? 32 



afiinis 196 



altns 146, 162 



araplus 34, 32, 43 



burliugtoueusia 34, 43 



carbonarius 87 



carbouiferus 73,178 



catactus HO 



coreyana 137, 132 



coxanuH 34,45,73 



crcnistriatns 66,89 



rnrto-cardinalis 336 



(EuTuicrotis?) nngnstonsis.. 336 



eurt'kensis 196 



flHibriatns 41 



grandocostus 119 



hagufi 196 



hawni 51 



Page. 



Avicalopecten idahoensis 146, 162 



iiidjanensis 41,61 



inteiliuL'atus 34, 45, 132, 178 



koninckii 34, 45 



limaformis 116 



macoyi 32, 132 



neglectus 73, 86, 87 



nodocostatos 116 



oblongus 43 



oceidaneus HO 



occidentalis 45, 73, 132, 178 



oweni 34, 43 



paralis 80 



parvulas 236 



pealei 146 



? pealei 162 



pellucidus 34, 45 



peroccidens 196 



pintoensis 196 



(I'seudomonotis) idahoensis. 71 



randolpbensis 41 



sanduskyensis 67 



spinuliferus 64 



(Streblopteria ? ) hertzeri.. 66,90 



superstrictus 164 



utahensis 94, 110 



■weberensis •- 335 



whitei *. 73 



williamsi 68 



wincbelli 89 



Aviculo-pectinin» 32 



Aviculopinna 73 



americana 52,73,90 



piunffifomiia 52 



Axinfpa 98,102,111,160,215,216 



barbarensia 315,216,217 



subirubricata 98 



wyomingcnsia Ill 



Axinea 217,267,271 



alta 367 



conradi 371 



hulmesiaua 160 



mortoni 267 



Axininic 34 



Axinus 258 



rotundatua 20 



(Schizodus) ovatus 19. 20 



securia 358 



Axopbyllum 92,121,177 



rudis 92,131,177 



Aztbeniia 217 



B. 



Baculitee 28, 93, 94, 103, 135, 209 



1 209 



anceps var. obtnsns 94, 103 



asper 103 



baculua 38 



cbicoenaia 93 



compreaauB 14, 103 



grandia 14, 103 



inomatua 37 



occidentalis 37, 93 



ovatua 14,17,103,135 



syriacus 309 



