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OF WEST COAST MOLLUSCA. 
Succinea Hawkinsii Baird. 
Near lat. 49, Wash. Territory. 
Succinea rusticana Gd. 
Oregon to Tulare Valley, Cal. 
Succinea Nuttalliana Lea. 
Wright’s Lake, Cal. to Snake R. Oregon. 
Succinea lineata W. G. Binn. 
Northeast Cal. to Nebraska and Brit. Col. 
Succinea Oregonensis Lea. 
Oregon to Santa Cruz, Cal. 
Succinea Sillimani Bland. 
Humboldt Lake, Nevada. 
Vitrina Pfeifferi Newe. 
Carson Valley, Nev., to Owen’s Valley, Cal. 
Binneya notabilis Cp. 
Barbara I. Cal. ; southeast side only. 
Hyalina arborea Say. 
San Gorg. Pass, Cal.—Montana--E. States. 
Hyalina Breweri Newc. 
“Big Trees,’’ Calaveras Co., north. 
Macrocyclis NewberryanaIW.G.Binn. 
Temescal Mountains, near San Diego. 
Macrocyclis Vancouverensis Lea. 
Santa Cruz, Cal. north; Idaho. 
Macrocyclis sportella Gid. 
Shasta Co., Cal., to Puget’s Sound. 
Macrocyclis Voyana Newe. 
Canon Creek, Trinity Co., Cal. 
Conulus chersina Say. 
San Gorgonio Pass to Lake Taho—F. States. 
Conulus ? chersinella Dall. 
“Big Trees,” Calaveras Co., Cal. 
Pseudohyalina milium Morse ? 
Monterey to Nevada Co., Cal.--Maine. 
Pseudohyalina minuscula Binn. 
San Bernardino, eastward to Maine—W. I. 
Pseudohyalina conspecta Bland. 
San Francisco; Monterey. 
Patula Hornii (abb. 
Fort Grant, Arizona. 
Patula Whitneyi Newe. 
Near Lake Taho, California. 
Patula Cronkhitei Newe. 
Alameda Co., Cal., to Klamath Lake. 
