Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Lu Davis.
1941.
55). Bells Swanat 4 mi. S. Gabden, 120', Yuma Co., Ariz.
56). Bell Sparow
56). Oregon Junco
57). White - crowned Sparrow
58). Song Sparrow
59). Lincoln Sparrow,