Vol. Ill] GRINNELL— MAMMALS OF CALIFORNIA 319 



Type locality — Cape Mendocino, near Capetown, Humboldt 

 County, California. 



Synonym — Coast Vole, part. 



Range — Transition zone in northwest humid coast belt, at 

 least from Capetown to Eureka and interiorly to Cuddeback 

 and Fair Oaks; all these localities in Humboldt County (Mus. 

 Vert. Zool.). 



Microtus edax (Le Conte) 



Tule Meadow Mouse 



Original description — Arvicola edax Le Conte, Proc. Acad. 

 Nat. Sci. Phila., 6, October, 1853, p. 405. 



Type locality — California, somewhere south of San Fran- 

 cisco' {tide Baird, Pac. R. R. Rep., 8, 1857, p. 532). 



Synonym — Tule Vole. 



Range — Lower and Upper Sonoran zones in suitable parts 

 of San Joaquin and Sacramento valleys, north to near Marys- 

 ville Buttes, south to Tulare Lake, and west to Cordelia Slough, 

 Solano County (Bailey, N. Amer. Fauna, 17, 1900, p. 38; 

 Mus. Vert. Zool.). 



Microtus scirpensis Bailey 

 Amargosa Meadow Mouse 

 Original description — Microtus scirpensis Bailey, N. Amer. 

 Fauna, 17, June, 1900. p. 38. 



Type locality — Amargosa River (near Nevada line), Inyo 

 County, California. 



Synonym — Desert Vole. 



Ra)igc — Known only from a small tule marsh, Lower So- 

 noran zone, at the type locality, as above. 



Microtus mordax mordax (Merriam) 

 Cantankerous Meadow Mouse 



Original description — Arvicola mordax Merriam, N. Amer. 

 Fauna. 5, July, 1891, pp. 61, 62. 



Type locality — Sawtooth (or Alturas) Lake, east foot of 

 Sawtooth Mountains, Idaho. 



Synonym — Cantankerous Vole. 



Range — Transition and Boreal zones along the whole Sierra 

 Nevada, south to Taylor Meadow, Tulare County (close to 

 Kern County line) ; also on White Mountains, Inyo County; 



