34 



3126 Phacoides (Lucinoma) annulatus Reeve, 1850. 



3127 Phacoides (Lucinoma) icquizonatus Stearns, 1890. 



3128 Phacoides (Epilucina Calif ornicus 



3129 Phacoides (Parvilucina) tenuicsulptus Cpr. 1865. 



3130 Phacoides (Parvilucina) approximates Dall, 1901. 



3131 Phacoides (Bellucina) cancellaris Philippi, 1846. 

 217 Phasianella compta Gld 



490 Phasianella compta pulloides Carpenter. 

 1474 Phasianella (Tricolia) compta producta Dall. 



447 Phidiana iodinea 



980 Phidiana iodinea J. G. Cooper. 

 260 Philine, species indet. 



383 Philobrya setosa Cooper 

 355 Pholadidea ovoidea Gould 

 354 Pholadidea penita Conrad 

 1572 Pholadidea penita parva Tryon. 

 2683 Pholadomya Pacifica 



981 Pholas crispata Linne. 



982 Pholas pacifica 



983 Phyllaplysia taylori 

 2023 Phyllaphysia Taylori 



984 Physa ampullacea Gould. 

 1504 Physa ampullacea columbiana 



991 Physa heterostropha Say. 34 



992 Physa humerosa Gld. 



3156 Physa elata Gould. 



3157 Physa aurantia Carpenter. 



989 Physa Gabbii Tryon. 

 988 Physa diaphana Tryon. 

 33 Physa ancillaria 



985 Physa blandi Lea. 



986 Physa carltoni Lea. 



987 Physa costata Newcomb. 

 335 Physa d'orbigniana Lea. 



990 Physa gyrina Say. 



993 Physa hypnorum Linne. 



1564 Physa Gabbi D'Orbignyana Lea. 



1565 Variety Traskii Lea. 



1566 Physa virginea Gould. 



2566 Physa Cooperi Tryon. 



2567 Physa politissima Tryon. 



994 Physa Lordi Baird. 



995 Physa malleata Tryon. 

 449 Physa traskii Lea. 



996 Physa triticea Lea. 

 129 Pinna lanceolate, 



49 Pisidium adamsi 

 2723 Pisidium Ashmuni 

 1953 Pisidium Roperi 



50 Pisidium compressum 



1510 Pisidium Idahoense Roper. 



2690 Pisidium Marci 



2382 Pisidium huachucanum Pils. 



1691 Pisidium Randolphii Roper. 



2564 Pisidium Californicum Newc. 



1031 Pisidium occidentale Newcomb. 



1032 Pisidium insigne Gabb. 



1033 Pisidium ferrugineum Morse. 



1034 Pisidium compressum Prime. 



1035 Pisidium abditum Haldeman. 



