Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Ptelka
1943
Crotalus
June 13
2 mi SE Begum, 1650 ft., Tehama Co., Calif.
One taken in Adenostoma chaparral
near the ridge of the south slope.
It was detected coiled up near the
base of one shrub as I moved about
hunting for Bell Sparrows. The
chaparral was