Succinea oregonensis ( Lea . 



Fig.; Binney, .Manual, 1885, p. L60, fig. 146. 



Svu. S. Californiensis Crosse and Fischer, .Miss. Sci., Mex. 

 I. lsys. p. lii,::. PI. XXVII, fig. !>: "S. rusticana Gould" Cooper, 

 I'r,.,-. Cal. Acad. Sci., Ill, 1892, p. 216; S. (rusticana (J Id. var. 

 guadalupensis Dall, Proc. Phila. Acad. Nat. Sci., 1900, |>. 102, 

 PI. VIII, fig. 1--. "S. avara vermeta Say" Hemphill, Xaut., 

 XIV. 1901, p. 125; "S. avara Say" Keep, W. Coasl Shells, 1910, 

 p. 295, fig. 285; nut "S. oregonensis Lea"' Berry, Xaut.. XXIII, 

 ]!»()!). p. 76 (=S. stretchiana Bland). 



A common species in moist places. 



Upper Sonoran. 



Washington <-ast to Wyoming south to southern end of 



Lower California. 



Hope Ranch Lake. Santa Barbara (II. Hannibal); near 

 S. P. R. E. Ereighl depot, Santa Barbara (C. L. Lawton I ; Santa 

 Rosa Island i L. G. Yates) fide Yates; Quail Lake. Tejon Pass 

 (II. Hannibal). 



Santa Barbara Islands (II. Hemphill) tide Hemphill; 

 Compton Creek, Lynwood, Los Angeles Coastal Plain (H. 

 Hannibal): <\vy swamp, Baldwin Station, Los Angeles Coastal 

 Plain (II. Hannibal) ; artesian reservoir, one-half mile south of 

 Hansen, Los Angeles Coastal Plain, (II. Hannibal) ; swamp. La 

 Mirada, Los Angeles Coastal Plain (II. Hannibal) ; swamp, 

 Willows, Los Angeles Coastal Plain (II. Hannibal); Ballona 

 Creek between Inglewood and Venice, Los Angeles Coastal 

 Plain (II. Hannibal); swamp between Palms and Cienaga, 

 Los Angeles Coastal Plain (H. Hannibal); swamp near S. P. 

 Pi. K.. Westminster-La Mirada Road, Los Angeles Coastal Plain 

 (H. Hannibal I ; mouth of Malibou Canon, Santa Monica Moun- 

 tains (II. Hannibal). 



San Diego (II. Hemphill) tide Cooper; old gold mines, 

 Cuyamaea Mountains (H. Hemphill) fide Cooper; University 

 Heights. San Diego (Mrs. C. Stevens). 



Near lat. 31 deg. (C. R. Orcutt) fide Orcutt; Guadaloupe 

 Island (A. AY. Anthony) fide Dall; mouth of San Tomas River. 

 lat, 31 deg. 35 min. (H. Hemphill) fide Crosse and Fischer. 

 Succinea sillimani Bland. 



Pig.: Binney. Manual. 1885, p. 157, fig. 141. 



A line large species shaped like a grocer's sugar-shovel. 



Throughout its range it seems to be rather sporadic in 

 occurrence. Xot recorded before from this portion of Califor- 

 nia. 



Upper Sonoran. 



Klamath Basin, Oregon, east to Humboldt Valley, Nevada, 

 and south to vicinity of Los Angeles, California, 



Swamp near peat factory. Lynwood, Los Angeles Coastal 

 Plain (H.Hannibal); Swamp between Palms and Cienaga, Los 

 Angeles ( loastal Plain ( II. Hannibal >. 



63 



