Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Doug Bell
1987
Catalog
172283
DA13
Larus occidentalis
Green Rock, 2mi. NNW of
142
Location: Birdrock, Trinidad Head, Humboldt Co., CA.
Date: May 27, 1987
Sex: ♂
L: 1.70 x 1.40 x 0.97
R: 1.60 x 1.29 x 1.01 cm
LVt:
1230g
Fat:
Good
Winglength left
42.6cm
Chord:
135.5cm
Primary length 10:
27.8cm
7:
27.4
9:
30.3
6:
25.7
8:
29.5
5:
24.2
Tail:
16.4 cm trace pigment
Tarsus: left 6.57cm
out:
6.33
mid:
6.37
in:
4.96
Hail:
0.58
Headlength:
13.07cm
Bill length:
6.03 cm
post. nares:
3.883
Bill width:
1.34 cm
Bill depth: Gouys: 2.21 cm
Ant.
Nares:
2.14
Post.
Nares:
2.01
Brood patches:
3
Bill color
10 Y R 7-12
Eyering color:
10 Y R 7-12
Gony color in
both corners
Iridles
2.5 Y 8-4 uneven pigment lower
1/3
Legs
5R 8-2
Remarks: 1 frozen + 1 EtOH vial. Stomach empty.