INDEX OF GEM:KA AND SPECIES. 



313 



Page. 



Porocrinus peutagonius 37,55 



Poillandia 9g 



Posidonomya 90, 110, 194 



devonica 194 



fracta 90 



fragoaa HO 



leBvia 194 



Potamida 105 



Poteriocrinites 77, 82, 83, 84, 85 



biselli 84 



(Dendrocrinns) caducens ... 77 



dyeri 68,77 



casei 77 



cincinnatien- 



sis 68,77 



polydactylus. 68, 77 



posticus 77 



hardinensis 84 



• macoupinensis 85 



Iperplexus 82 



(Scaphiocrinus) scqualis 83 



bayensis ... 84 

 carbonarius. 85 



coreyi 83 



depressus .. 83 

 hemispheri- 



cus 85 



htmtSTillse . 84 

 macadamsi . 83 

 randolphen- 



sis 84 



nnicns 83 



(Zeacrinus) arborens 84 



armiger 84 



cariniferous 84 



corapactilis 89 



compactilus .... 84 



• ooncinnus 64, 83 



formo8U8 84 



[Hydreionocrinns] 



acanthoporns. 85 

 miicrospinus ... 85 



subtnruides 84 



Poteriocrinua 23, 26, 37, 38, 42. 43, 60, 85, 91 , 118 



163, 249, 251 



bursaeformis 118 



carinatns 36, 60 



depressns 85 



?enormi8 36 



hemisphericas 52 



indianeDsis 38, 60 



montanaensis 163 



obnncus 118 



occidentalis 349, 251 



rhombiferus 349, 251 



salignoideus 118 



(Scaphiocrinus) bayensis . . . 38 

 carbonarius- 36 

 d e c a d acty 



lus 33,43 



norwoodi . . . 38 



.solidus 36 



subturaidus. 38 

 tennidacly- 

 lus 38,00 



Page. 



Poteriocrinus (Scaphiocrinus) unicus 91 



wachsmuthi. 36 



spinosns 349, 251 



Bubimpressus 36, 60 



swallovi 33, 42 



teniiibrachiatus 36, 60 



tuniidus 349, 251 



(Zeacrinus) carbonarius 37 



Priscoflcus bomii 221 



Prionocyclns 94 104,159,265 



macombi 94 



(Prionotropis) TTOolgari 104 



wj-omingensis 159, 265 



Prionotropis ]04 



Procardia 100 



Prodnctella 193 



Productidas 31, 62, 108, 109, 121 



Productus . . 24, 26, 30, 44, 45, 58, 61, 62, 72, 85, 89, 92, 



94, 108, 109, 119, 130, 131, 149, 155, 163, 



177, 193, 196, 233, 235, 1:07 



? 62,89,109,232 



lequicostatus 253, 274 



brachy thjerus 225 



calhonnianus 20, 245, 257 



canerini 52 



cora 177,243,255 



var. mogayoni 243 



costatoides 245 



coistatus. .72,109,131,149, 177, 243, 245,255 



? 232 



delawarii 343 



diesimilis 62 



elegans 235 



exantfaematns 58 



flemingii 52, 243 



var. bnrlingtonensis . . . 235 



fragilis 333, 225 



giganteus 163 



hirsutiforme 193 



horrescens 52 



horridus 52 



ivesi 345 



koninckianns 52 



laevicostatus ? 235 



IsBvicostus 116 



lasallensis 85 



latissimus 92 



leplayi ? 2.57 



longispinua 52, 72, 85, 109, 131, 177 



magnua 36, 61 



mexicanns 131, 356, 257 



multistriatus 33,94, 109 



muricatus 131 



nanus 34. 45 



nebrascensis ... .52, 72, 85, 131, 177, 350, 



274 



nevadensis 109 



nodosUN 345, 246 



norwoodi 30, 257 



occidentalis 345 



orbinianns 52 



parvus 34, 44, 130 



perteniiis 73 



pileolus 336, 257 



popei 356, 257 



