246 



INDEX 



Pleurocera iib 



canaliculata Jib 

 Pleurolimnaea (60), 63, 64 



tenuicostata 60 

 Plumularia 206 



californica (206) 



lagenifera 177, 20b 



palmeri 177, 206 

 Poejia (108) 



gundlachioides 108 

 Polita (39) 



fulva (40) 

 Polygyra 24 



albolabris 2b 



Columbiana 24, 34 



devia 24 



germana 25, 26 



labiosa (24) 



megasoma 26 



monodon 2b 



ptjchophora 2^ 



santacruzensis 24 



townsendiana 23 

 Poljgyrus (83) 

 Poljrhjtis (61), 63, 64 

 Pomatiopsis iig 



lapidaria 119, (120) 

 Pompholjx 63 

 Primella rajmondi (139) 

 Pristiloma 44 



arctica 43 



idahoense 44 

 , lansingi 44 



pilsbryi 44 



stearnsi (44) , 45 



stearnsii 44 



tavlori 44 

 Prophysaon 4b 



andersoni 4b 



cceruleum 4^ 



dubium (47) 



fasciatum (47) 



fiavum (46) 



foliolatum 47 



hemphilli (46), 47 



humile ^7 



marmoratum (46) 



obscurum (47) 



pacificum (46) 



Prophysaon pallidum (46) 



suffusum (46) 

 Proptera alatus (127) 

 Protancylus 109 

 Pseudohyalina minuscula (43) 



pugetensis (43) 

 Pterosygna 131 

 Pulmobianchia loi 

 Punctum 5j 



asteriscus 53 



clappi5i,5j 



conspectum 10, Jj 



minutissimum (53) 



pugetensis (43) 



pygmaeum Jj 



randolphi jj 

 Pupa alticola (54) 



arctica (32) 



armifera (27) 



badia (28) 



bigranata (28) 



blandi (28) 



columella (54) 



contracta (27) 



corpulenta (29) 



costulata (21) 



decora (29) 



edentula (54) 



exigua (116) 



gouldii (30) 



gredleri (54) 



holzingeri (28) 



hoppii (29) 



lundstromi (28) 



milium (32) 



modesta (29) 



pentodon (28) 



pygmaea (33) 



signata (28) 



simplex (54) 



steenbuchi (29) 



superioris (33) 

 Pupidae 27 

 Pupilla 28 



badia (28), (29) 



blandi 28 



muscorum 28, (39) 

 Pyramidula 49 



alter nata 4g 



