Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1974
Rough-winged Swallow
Stelgidopteryx ruficollis
Apr.12 Pt. Pindie Reg. Park, Contra Costa Co., Calif: 1
Jun 2 Furnace Creek Ranch, Inyo Co., Calif: 1