294 



INDEX. 



PLATYCEHAS Continued. 



occidens 



Piso 



symmetricuni 



thetiforme ... 



Page. 



254 



254 



183 



184 



Thetis 182, 183, 184 



undulatuni 184 



PLATYOBTOMA 185, 255 



inornatus 255 



lineatum 5, 184, 185, 255 



sp.? 277 



PLATTSCHISMA 188 



? ambiguum 1 8S 



applanatua 188 



?McCoyi 188 



sp.? 277 



PLETHOMYTILUB, snbgenus 16D 



oviforniis 169 



Pl.EUKOPHOItUS 240 



costatus 246 



Meeki 246 



subcostatus 225 



Pl.EUROTOMAKIA 80, 259 



Lonensis SO 



Kasoni 78 



Js evadensis . . 259 



nodoniarginata 8, 24."., 259 



sp. .' "271, 277, 281 



PLUMUUTFS 88 



PtECii-Ol'OUA 24, 89, 207, 260 



Poaoxir Group r."> 



POLYl'OEA sp. ? '-7!) 



PouAMp.oxiTES obscura 27u 



POK1FEKA H, !)!> 



PosinONiA ? arcuata 245 



POSIUONOMYA 178 



Bromii 170 



DC vouica 1 79 



lan-is irs 



POTSDAM FOSSILS of Wisconsin occurring in Nevada. 3 



PliOPLCTELLA 128 



l.ichrymosa var. lima 132 



Licbry mosa var. stigmata 132, 133 



ir.ivicclla 131 



Slnnnardianua 129 



spccioaa 133 



trnncata 131 



PKOPUCTUS 128,214 



ciincentricus 129 



Cora 215 



costatus 279 



dissimilis.. 130 



Page. 

 PRODUCTUS Continued. 



elegans 215,279 



hirsutus 134 



hirsutiforme 133 



lachrymosus var. limus 169 



lachrymosus var. stigraatus 169 



longispinus 279 



longispinus var. muricatus 279 



Murchisonianus 132 



muricatus 215 



navicellus 131 



N ebrascensis 279 



Prattenianus 279 



punctatus 279 



pustulosus 131 



pyxidatus 12!) 



sriiiirecticulatns .'. 21"i, 279 



Shumaidianus 129,131 



s|M'ci>sns 133, 169 



sjiiiiulicosta? '. 129 



subaculeatus 5, 195, 21 4 



truuratus 5,131 



sp. ? 132 



(Productvlla) dissimilis 130 



(Productella) Hallanus 13O 



(Prodnctella) lachrymosua 132 



(Productrlla) Lieliryniosus var. liuins 132 



(1'iinhictflla) liirbryniosiis var. stiuiuatus 132 



i I'Hi.Inctclla) navicfllus 123,131,132 



(Productclla) pyxidatus 130 



il'iodnctella) Sliinuardiauus 12S, I2;>, 132 



i I'lcidnctfll i) spcciosiiH 133 



(Productella) subaculwitus 12>. l:n, 1:12 



(Productclla) truncatus 123, 131 



(Stropbalosia) Murcliisouiauus 131, 132 



PliOhTUS 210 



clarus 211 



decorus 35 



Haldeuianni 5, 21O 



marginalia 5, 21O. 211 



venustus 35 



sp. 



PROSPECT MOUNTAIN GROUP 11 



PROTOSPONGIA 11 



fi.-neat.ra ta 2, 1 1 , 12 



sp. ? 268 



PTERINEA 165,234 



flabella 5,164,165,171 



Cbemungensis 100 



Newarkensis 165 



Pintoensis 234 



PTERIXOFECTEN 232 



