10 
150 
151 
152 
153 
154 
155 
156 
157 
158 
159 
160 
161 
162 
163 
164 
165 
166 
167 
168 
169 
170 
171 
GEOGRAPHICAL 
Tellimya tumida Cpr. 
Str. Fuca to San Diego. 
Pristiphora oblonga (pr. 
San Diego—minute. 
Spherium striatinum Lan. 
Hell Gate R., Montana? Missouri R. and east. 
Spherium dentatum //ald. 
“ Oregon;”’ Nuttall coll., 1834. 
Spherium occidentale Prine. 
Hell Gate Rk., Montana—Eastern States. 
Spherium nobile Gould. 
Near San Pedro, Cal., or Colorado River. 
Spherium patella Gid. 
“ Oregon ;” U.S. Expl. Expd’n coll., 1847. 
Spherium lenticula Gid. 
Lake Taho and Carson River; Klamath River. 
Spherium tumidum Buaird. 
Sumass R., Jat. 49, W. T. 
Spherium Spokani Laird. 
Spokan R. to Kootenai R. lat. 49, W. T. 
Pisidium compressum Prime. 
“ California”—North Atlantic States. 
Pisidium abditum Huld. 
“California’’—Atlantic States. 
Pisidium occidentale Newe. 
Merced Lake, S. F., to Santa Cruz, Cal. 
Pisidium ultramontanum Prime. 
Canoe Creek, Pit River, California. 
Unio Oregonensis Lea. 
“Columbia River,” Wheatley Museum. 
Margaritana faleata Gi. 
“7 . 2 
S. Cruz, California, north—Nevada; Montana. 
Anodonta angulata Lea. 
San Joaquin R., north; Idaho ; Montana. 
Anodonta Californiensis ea. 
Inland streams of Cal.—Colorado River. 
Anodonta Nuttalliana Lea. 
Willamette River ; Idaho—Vancouver’s I. ? 
Anodonta Oregonensis Lea. 
Near San Francisco; Oregon; Montana. 
Anodonta Wahlamatensis Lea. 
Upper Sacramento R.; Idaho to British Col 
Anodonta Kennerleyi Lea. 
Lake Chiloweyucek, lat. 49, W. 'T. 
CATALOGUE 
