278 



INDEX OF GENERA AND SPECIES. 



Page. 



AnodontopHis t millpri 60, 79 



(Modiulopsis I) unionoides. .. 79 



iinimioides C6 



Anolax gigantea 222 



plicata 222 



Anomalocardia trigintinaria 50 



Anomalocrinus 37, 55, 77 



iucurvTis 77 



Anomalocystites 77 



( At eleocy stites) b a 1 a n- 



oides 69,77 



Anomia 93, 95, 97, 158, 160, 211, 213, 219, 266 



argentaria 2C6 



concentrica 33, 95 



gryphorhynchus 71, 160, 168 



microneuia 88, 160, 168 



nitida 93 



?obliqua 21,97 



(Placunopsis ?) gryphorhyncns 77 



propatoiis 158, 167 



raetiformis Ill 



snbcostata 211, 213, 219 



snbtrigonalis S81, 97 



tellinoides 266 



anomiidao 97, 111, 266 



Anomocare 190 



? par vnm 190 



Anomolacardia rhomboidella 220 



AnomphaluH 40, 87 



I otulus 40, 87 



Anthopbyllum cuneiformo 220 



expansum 847 



Anthracerpes 37, 46, 53 



typus 37, 46 



Anthracoptera 61, 165 



??fragilia 41,61 



polita 165 



Anthracopupa ohioenois 167 



Anthrapalaeiuon 37,46,61,179 



gracilis 37,46,61,179 



Apbrodiua 100,209 



tippana 269 



Aploceras 27 



Aporrhaidai 102, 111, 134, 264 



Aporrbais 102, 264 



biangnlata 102 



decemlirata 48 



(Goniocheila) castorensis 361, 264 



meeki 361,264 



uewberryi 264 



parva 31,48 



sublsBvis 31,48 



Aptycba 29 



Arachnida 61 



Aracbnopbyllum 333 



Area 92, 137, 207, 208, 209, 211, 213, 215, 216, 217, 



218, 267, 270 



1 206, 274 



acclivis 307 



altirostrirt — 267 



bbaniduncnsis 309 



brcvifrons 207 



canalis 50.315,216 



carbuuuria 20 



? coalvilU-iiMis 137 



Page. 



Area congesta 50,315,216 



(CacalliBa) cordata 15 



equilateraUs 17 



inomata 18, 180 



Bbamardi 15 



conens 309 



declivis 307 



devincta 306 



equilateraUs 92 



fabiformis 308 



incilo 50 



indurata 307 



longa 309 



microdonta 50, 211, 213 



obispoana 317 



orii!Ut:ilis 30y 



paiiilloUa 70 



protracta 50 



quindeceniradiata 270 



rhomboidella 220 



shumardi 274 



striata 51 



subelongata 318 



subrotundata 307 



sulcatina 356 



sy riaca 307 



trilineata 50,315,216 



vancouverensis 17 



Arcadae 28 



Arcestes 110,146,163,239 



t ? 146,163 



?cirrata8 146,163,339 



gabbi 110,239 



? porplanus IIO, 239 



ArcestidsB 110,239 



Archaecocaris 90 



vermiformis 89 



ArchaeocidaridsB 43 



Arcbajocidaris 23, 44, 72, 127, 131, 136, 150, 151, 



163, 196, 245 



? 19,87 



cratis 136, 163 



dinincii 150,163 



gracilis 345 



longispinus 345 



mucronata 33, 44 



ornatus 131,345 



triplex 151 



triserrata 73 



trudifer 137,131 



Archaeocaris vermiformis 68 



Archimedes 147,154,248 



laxa 154 



Archimedipora 94 



? 94 



archimedos 255 



Architeotonica abotti -■- - 48 



henrici 221 



ornata 221 



plana 221 



pseudograniilata 221 



Arcidse 33, 98, 111, 134, 262, 263, 267, 270 



ArciDSB 33 



Arcopagella 70, 100 



?macrodonta lOO 



