Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Catalog
172405
DAB
318
shell.
RW
Larus occidentalis occidentalis
Location Ano Nuevo Island, San Mateo Co., Calif
Date: 7 June 1988
Sex :♂ TSNE [both tests small
Weight 1,180 gms -Fat Good
Winglength 42.4 cm (L) Span 146.5 cm
Pr length 10 28.8 w 7 26.2
9 29.0 w 6 25.7
8 28.0 w 5 24.1
Tail length 15.3 cm
Tarsus 6.75 (L) Toes: in: 4.64 mid: 6.26 out: 5.97
Headlength 12.88 Hallux 0.69
Bill length 5.91 post nares 3.67
Bill width 1.37 Gape 3.48
Bill depth Goyx: 2.19 ant nares: 2.10 post nares: 1.95
Brood patches 3
Bill color - UM: 2.5Y 7/10 LM: 2.5Y 7/10 Spot Color 14
Eyering color 2.5Y 7/10 + Rear corners
Irides 5Y 8/3
pigm: 10YE 3/2 Thick, gruing lower ½; some upper
Legs: 10RP⁶/₄
Remarks: mate of 317. 1 blood meal. Threw up
chunk of meat - chicken/fish? 1 Neirea Jaw found in
stomach. Both alulars present. P° 10-3