10 GEOGRAPHICAL CATALOGUE 



150 Tellimya tumida (>. 

 Str. Fuca to San Diego. 



151 Pristiphora oblonga C/-. 

 San Diego minute. 



152 Sphserium striatinum Lam. 



Hell Gate R., Montana? Missouri R. and east. 



153 Sphserium dentatum If aid. 

 " Oregon;" Nuttall coll., 1834. 



154 Sphaerium occidentale Prime. 

 Hell Gate R., Montana Eastern States. 



155 Sphserium nobile Gould. 



Near San Pedro, Cal., or Colorado River. 



156 Sphserium patella Old. 



" Oregon ;" U. S. Expl. Expd'n coll., 1847. 



157 Sphserium lenticula Old. 



Lake Taho and Carson River ; Klamath River. 



158 Sphaerium tumidum Baird. 

 Sumass R., lat. 49, W. T. 



159 Sphserium Spokani Baird. 

 Spokan R. to Kootenai R. lat. 49, W. T. 



160 Pisidium compressum Prime. 

 " California" North Atlantic States. 



161 Pisidium abditum Hald. 

 " California" Atlantic States. 



162 Pisidium occidentale Newc. 



Merced Lake, S. F., to Santa Crux, Cal. 



163 Pisidium ultramontanum Prime. 

 Canoe Creek, Pit River, California. 



164 Unio Oregonensis Lea. 



" Columbia River," Wheatley Museum. 



165 Margaritana falcata Old. 



S. Cruz, California, north Nevada ; Montana. 



166 Anodonta angulata Lea. 



San Joaquin R., north ; Idaho ; Montana. 



167 Anodonta Calif orniensis Lea. 

 Inland streams of Cal. Colorado River. 



168 Anodonta Nuttalliana Lea. 

 Willamette River ; Idaho Vancouver's I. ? 



169 Anodonta Oregonensis Lea. 

 Near San Francisco ; Oregon; Montana. 



170 Anodonta Wahlamatensis Lea. 

 Upper Sacramento R. ; Idaho to British Col 



171 Anodonta Kennerleyi Lea. 

 Lake Cliiloweyuck, lat. 4'J, W. T. 



