Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Richardson 1937
50.
Bush-tit (cont.)
May 28, 1937 Wrim 20 mi. A., Homer Valley, Oregon cont.
iris This eye" ring" was visible on the #67
from a distance of about 25'. Both F. 66 &
68, lacked the yellow iris, but 68 had a light
brown inner part of the iris. Tentatively, ?o
characteristically have this eye "ring", while 3.
do not but may show some lightness in the
iris. This is at variance with the Coast
Bush-tit. A specific variation? Constant?