Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Holmes, R.
1962
Petrochelidon pyrrhonota
30 may BARROW, ALASKA
One individual seen several times
4 mi east 1 Volk's Area - flying back
& forth over an exposed 'grassy' field.
The bird would have been collected but
I was distracted by a displaying
E. ruficollis.
(Cade also thought he also saw other
species near camp (outside airloos) today.
(species?)