Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Smiley
1936
Microtus mordax
5 mi. N Summitlake, 5900 ft., Humboldt Co., Nev.
July 23 I caught on NW-facing slope of 3°
(barely perceptible) in trap set near
Sage and Chrysothamnus-some grasses.
Soil medium tan color, only slightly rocky,
rocks less(?) than rich in diameter.