INDEX 



267 



plicata Schuchcrt and Cooper (Rhvnchocamara), 189 

 plicata Sowcrbv (Hesperorthis), 86 

 plicatclla Hall^Plcctorthis), 57, 58 



trcntonensis (Plcctorthis), 58 

 plicatclla Walcott (BillingscUa), 49 

 plummcri (Entelctes), 146 

 polita ("Camcrella"), 168 

 poloi (Yangtzeella), 157, 158* 

 polonicum (Mystrophora), 131 

 polygramma (Rhipidomclla), 134 



pentlandica (Rhipidomclla), 134, 152 



PoLYTtECHIA, 21, 107, 110 



montanensis, sec ClarkcUa 

 POMATOTREMA, 24, 38, 107, 109 

 ponderosa (Platystrophia), 66 



arnheimensis (Platystrophia), 66 



auburnensis (Platystrophia), 66 

 PoRAMBONiTES, 7, 11,' 28, 29, 39, 101, 102 



costata, see Platystrophia 



dentata, see Plat)strophia 



recta, see Angusticardinia 



striata, see Angusticardinia 

 Porambonitida:, 44, 101, 103 

 porcata (Plcesiomys), 95 

 porcias (Taffia), 47, 85 

 porrecta (Dalmanella), 120 

 poststriatula (Schizophoria), 143 

 priceps (Clitambonites), 113 

 prsculta (Heterorthina), 124 

 praK:ursor (Platystrophia), 65 



angustata (Platystrophia), 65 



latiformis (Platystrophia), 65 

 praerupta (Clitambonites), 113 

 precedens (Platystrophia), 65 

 preoblata (Rhipidomclla), 134 

 preponderosa (Platystrophia), 66 

 prima (Schizophoria), 143 

 primordialis (? Syntrophina), 156 

 proavita (Dinorthis), 94 

 Productorthinse, 74, 81 



Productorthis, 17, 24, 31, 35, 38, 39, 74, 82 

 Productus abscissus, see Panderina 



aculeatus, see Productorthis 



brevis, sec Productorthis 



costatus, sec Productorthis 



eminens, sec Productorthis 



cxtensus, see Panderina 



intermedius, see Productorthis 



latissimus, see Paurorthis 



latus, see Productorthis 



minimus, see Paurorthis 



minutus, see Paurorthis 



obtusus, sec Productorthis 



ovatus, see Productorthis 



parallelus, sec Productorthis 



cf. plana, sec Productorthis 



planissimus, see Productorthis 



pterygoideus, see Nicolella 



quinqueradiatus, sec Productorthis 



tenuis, sec Productorthis 



tetragona, see Panderina 

 profundosulcata (Platystrophia), 66 



hopensis (Platystrophia), 66 



promincns (Hcmlpronites), 116 

 Pronites, sec Clitambonites 



adsccndcns, sec Clitambonites 



altus, see Clitambonites 



convexa, see Clitambonites 



cxcclsa, sec Clitambonites 



humilis, sec Clitambonites 



latus, sec Clitambonites 

 propinqua (Isorthis), 150 

 Proschizophoria, 119, 123 

 Protegulum, 10 

 Protorthidas, 37, 44, 46 

 Protorthis, 28, 29, 44, 46 



dougaldensis, see Loperia 

 provulvaria (Schizophoria), 143 

 proxima (Liocoelia), 189 

 Pseudocruralium, 10, 37, 39 

 pseudogaleata (? Gypidula), 166, 172, 174 



rccurrens (Gypidula), 174 

 Pseudointerarca, 20 

 pseudolinguifera (Clorinda), 172* 

 Pseudoresupination, 10, 19 

 Pseudospondylium, 10, 27, 42 

 pterygoideus (Nicolella), 77 

 Ptychopleurella, 23, 74, 92 

 Punctx, 10, 41, 42, 170 

 punctata (Linoporella), 150, 151 

 punctostriata (Linoporella), 151 

 putilla (ArchaMrthis), 81 

 pygmaea (Isorthis), 150 

 pyramidalis Hall (Skenidioides), 72, 73 

 pyramidalis Opik (Vellamo), 114 



arcuata (Vellamo), 114 



pahleni (Vellamo), 114 



simplex (Vellamo), 114 

 pyramidalis Twenhofel (Hesperorthis), 86 

 pyriformis (Stricklandia), 187 



elongata (Stricklandia), 187 



varicosa (Stricklandia), 187 

 pyron (Estlandia), 115 



quacoensis (Protorthis), 47 

 quadrans (Levcnea), 123 

 quadriplicata (Dinorthis), 94, 96 

 Qucnstedt, F. A., 103 

 quinqucradiata (Productorthis), 83 



radians (Hemipronites), 116 

 Rafincsquina (?) atava, see Orusia 

 Raymond, P. E., 80, 96, 121 

 raymondi (Mcewanella), 69 

 recta Conrad (Valcourea), 97 

 recta Pander (Angusticardinia), 69, 84 

 redux (Pionodema), 141, 142 

 Reed, F. R. C, 152, 170 

 regularis (Platystrophia), 65 

 remnicha (Eoorthis), 51, 52 



sulcata, see sulcata 



texana, sec texana 



winfieldensis, see winfieldensis 

 Resserella, 125, 126 

 resseri (BillingscUa), 49 

 resupinata (Dalmanella), 120 



