Field notes, v1536
Page 523
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
52 Buteo jamaicensis Oct. 19 El Batel, 5100 feet, Sinaloa. Two, one adult and one immature individual, were observed soaring over the cleared areas north of the pass. Both birds were very light colored below and lacked the dark abdominal markings of more northern birds. Oct. 30 Pitahaya, 40 km. SE Empalme, 100 feet, Sonora. One seen today flying overhead. Adult. Not recorded on coastal plain south of Guaymas (van Rossem, 1945: 55).