Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Catalog
172288
D4B Larus occidentalis occidentalis
314 Pilot Rock, 1 km S Location A Trinidad Head, Humboldt Co., Calif.
Date : May 27, 1988
sex ♂ LT: 1.57 x 1.11 x 1.00 RT: 1.17 x 0.85 x 0.86
Weight: 1275 g wet Fat- flight
Winglength right: 43.0 Span: 144.0 cm
Pr. length 10: 29.9 7 27.6
9 30.4 6 26.9
8 29.9 5 24.9
Taillength: 15.5
Tarsus right: 6.02 Toes in: 4.63 mid: 6.26 out: 5.91
Headlength: 12.73 Halyx: 0.53
Bill length: 5.84 post horns: 3.65
Bill width: 1.28 Gape: 3.55
Bill depth Gouys: 2.22 out horns: 2.10 post horns: 1.97
Brood patches: 3
Bill color - UM: 2.5Y7-10 LM: 2.5Y7-12 fast: color 14
Eyering color: 2.5 Y 8-10
Irides 5YB-4
pigment 10YR 4-2 very little flecking lower 1/3
Legs 5RP6-6
Remarks Shot off loot; stomach full of shell + small minnows, 2 frozen tissue swabs. po 10-3;
Alulas LW+ RW+.