Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
Catalog
172660
388
Larus glaucescens
Location: Bull Lake near Flattop Isl., San Juan Co., Wash.
Date: July 7, 1988
Sex: ♀ 14 ora > 3mm
Weight: 1020g
Fat: good
Winglength right 41.2
span 137.0
Pr. length 10: 28.2
7: broken 26.7
1: 28.7
6: 24.8
8: 28.1
5: 25.0
tail length: 15.6
Tarsus right: 5.88 Toes in: 4.32 mid: 5.61 out 5.33
headlength: 12.29
hal 0.50
Bill length: 5.69
post mass: 3.57
bill width: 1.07
gape: 2.29
Bill depth Goups: 2.00 ant mass: 1.89 post mass: 1.73
Brood patches: 3
Bill color lm: 5Y7/10 lm: 5Y7/10 spot: color14
eyernig color SRP6/6
Irides: 5Y8/3
Pigment: 10YR2/2 spars thick grains throughout
legs SRP5/4
Remarks: Stomach empty with
small glass pieces; P°10-5, 2-1; both alulars