1NI>K\. 



625 



Pagi 



Procardia 21 



Procardia 2X3 



Proptera 511,515 



Protocardia 171, 172, 174 



Protocardia 107, 17:! 



Protocardia (Leptocardia '!) pertenuis 170 



Protocardia (Leptocardia) rara 170 



Protocardia (Leptocardia) subquadrata 175 



Protocardia Salinaensis 170 



Protocardia SalinaenBis 174 



Protocardium 171, 173 



Pseud-am ussium 24 , 2? 



Psendo bucuinnm 349 



Psendo bucciuum Nebrascense 350 



Pseudoliva 349 



1 '«< udomonotis 30 



Pseudonautilus 491 



Pseudoptera 28,30,31,37 



Pseudoptera 29 



Psilomya 229 



Pteria 28,29 



Pteria 30,31,33,37 



Pteria Haydeni 33 



Pteria linguaforniis 32 



Pteria linguaformis, var. snbgibbosa 33 



Pteria longa 31 



Pteria Nebrascana 34 



Pteria (Oxytonia) Nebrascana 34 



Peteria ( Oxytoma) Nebrascana 10 



Pteria (Pseudoptera ) fibrosa 36 



Pteria snbgibbosa 33 



riiriida; 25 



Pteriida; 26 



Pterinea 31 



Pterodonta 307 



Pterodonta terebrans 308 



Ptycboceras 41U 



Ptychoceras annulifer 411 



Ptychoceras Emericianus 410 



1'rycboceras Mortoui 412 



Ptychoceratims , 410 



Ptychomya ll(i 



Puimonata 285,531,593,5981 



Pyenodonta 19 



Pycnodonta reticularis 20 



Pyram idellidw 307 



PYRAMIDELLIDiE :V-\~ 



Pyrifnsas 343,344 



Pyrifusus .' flexicostatiis 307 



Pyrifusus intertextus ; 348 



Pyrifnsus (Neptunella) intertextus 348 



Pyrifusus (Neptunella) Newberryi 346 



Pyrifusus (Neptunella) subturritus 347 



Pyrifusus subdensata 343 



Pyrifusus subturritus 347 



Pyropsis :; i:> 



Pyropsis 368 



Pyropsis Bairdi -. 367 



79 H 



Page 



Pyropsis Bairdi, vur. rotula 371 



Piiniln Bairdi 369 



Pynilu perlata 370 



Pyrula Richardsoni 369, 370 



Pyrula Irochiformis 370 



Q- 



Quadrula 511 



Quadrula 514 



R. 



Eadiata 1 



Radix 531 



Radix 532 



Rapa 368 



Rapa cancellaia 344 



Rapa nodi f era 344 



Rho3boceras ." 462 



Rhceoceras 458 



]!h ipidodon ta 512 



Ehipidoglossa 298 



Rhodea 554 



Ehodea 555 



KingiculiDjE 282 



Rissoid.£ 571 



Rivicola 603 



Rostellaria Americana 321,325 



RasteUaria bianyiilata 322 



Rostellaria fusiformis 356, 305 



Rostellaria lawiuscula 327 



Rostellaria Nebrascensis 326 



Rostellaria occidentalis 32L 



Rotundaria 511 



Rotundaria 514 



S. 



Sanguinolaria 181 



^aricara 68 



.SAXICAVIDJ3 248 



Scala (Aeirsa) cerithiformis 339 



Scalaria _ 340 



Scalaria cerithiformis 339 



Scalaria gurgites 340 



Scalaria Meeki 34'J 



Scalenaria 511,514 



Scaphander minor 273 



Scaphita 413 



Seapbi tes 41:'., ! 1 1 



Scaphites abyssinus 441 



Scaphitcs aqua! is 413 



Scaphites {Ammonites .') comprimis 435 



Scaphites (Ammonites?) nodosus 426 



Scaphites Cheyeunensis 437 



Scaphites Cheyeunensis 415 



Scaphites Conradi 415,237 



Scaphites Conradi 430 



Scapbites Conradi, var. gulosus 432 



Scapbites Conradi, var. intertnedius 433 



