Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Spizella passerina
Oct.22 El Batel, 5100 feet, Sinaloa
Common locally, in small loose flocks,
along the woodland border of large clearing
above camp. Probably resident.
Nov.670 Casita, 40 km. S Casita, 3300ft., Sonora.
With S. breweri or alone, forms small
wandering flocks which are either migrant
or winter resident.