Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Cogswell
1950
Catalog
2
not.
137-145} in southern Calif. notebook (Feb-June, 1950)
not.
146-150} in Donner Pass - Lake Tahoe region notebook, including
w. nevada notes (summer, 1950).
Sep. 17 between mouths of Willcat
San Pablo creeks, 5 ft., San Pablo, Contra Costa Co., Calif.
151 ♂ Larus delawarensis testis 5 mm., wt 511 g.
155 (L.wing only)- " " (sub-ad.plumage).
Sep. 17 Eastshore Highway, 12 ft., Berkeley, Alameda Co., Calif.
154 (L. wing only) - Larus occidentalis (1st winter plumage)
→ taken from carcass of bird killed by auto.
Oct. 1 Dimond Park, ft., Oakland, Alameda Co., Calif.
152 ♀ ad.sh. Zonotrichia coronata wt. 27.1 g.
- found dead by ; no injury evident.
Oct. 3 Walnut St. between Cedar & Virginia, 200 ft., Berkeley, Alameda Co.
Calif.
153 ♂ ad.sh. Dendroica aestivalis (= petechia) very fat; testis < mm. wt. 11.7 g.
Oakland dump → coll. by Gbs Rosenthal
Nov. 3 San Francisco Bay shore, San Leandro, Alameda Co., Calif.
156 (L.wing + tail). Larus delawarensis (1st winter pl.)
157 (" " ) " " (2nd. " ")
158 (tail only) " " (" " ")
159 (L. wing + tail) Larus californicus (2nd winter pl.)
160 (" ") " " (3rd " ")
161 (" ") " " (adult pl.)
all coll. by RE Bailey
Nov. 12 San Francisco Bay shore N. of Pt. Isabel, Richmond, Contra Costa Co., Calif.
162 (L.wing only) - Aythya marila (taken from bird by unknown hunter)
163 (" " ) Aythya affinis (" " ")
164 ♀ Squatarola squatarola - moderate fat. wt. 231.5 g.
165 ♀ Larus philadelphus wt. 129.6 g.