Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
Cogswell
1950
Carpodacus purpureus
2
July 21 N. side Bear Valley, 4680 ft., Nevada Co., Calif - 1 ♀ plumaged one seen, 2 others heard calling, in incense cedars bordering broad grassy meadow. No songs heard.
[cf July 7]
July 22 Cisco Grove, 5650 ft., n S. fork Yuba R., Placer Co., Calif about 5 seen on 1 hr. visit, all of them in an area of mountain alder thickets & nearby scattered conifers (white fir, jeffrey pine, incense cedar). Singing.
[It was
July 25 near Sugar Bowl Lodge [see p. 1] - 1 heard singing, + ♀ seen.
S. slope "Signal Hill", 7100 ft., 3/4 mi. W Donner Pass, Placer & Nevada Cos., Calif - about 6 seen, in or near dense thickets of bitter cherry, ceanothus & manzanita.
July 31 near Sugar Bowl Lodge [see p. 1] - 2 flying over wet meadow.
Aug. 4 N. side Bear Valley [see above] - 3 flying over.
Aug. 5 Cisco Grove [see above] - about 10 seen on 1 hr. visit, in same area as on July 22, all seen at close range were in ♀ or juv/fem plumage, some of the latter still begging food & being fed by the adults. Center of operations still seems to be the isolated thickets of alder (alnus tenuifolia) willow where bordering sparse conifer forest.
Aug 12 - Aug 18 near Sugar Bowl Lodge [see p. 1] - 1 or 2 seen daily, definitely less common than at this same season in 1948, & even less than July 19-20 this year. They are all up mountain migrants at this alt. of course.
Aug. 22 6300 ft., 3 mi. S E. Van Norden, Placer Co., Calif - 3 flying over an area similar to that of July 11.
Aug. 24 S. slope "Signal Hill" [see above] - 3 seen, including 1 bright ♂
Aug 25-26 near Sugar Bowl Lodge [see p. 1] - still a few seen, with C. caeruleus.