Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Catalog Douglas A. Bell
172299
076 Larus occidentalis ♂
SKELETON + at Cape Mendocino
June 5 1986, Sugarloaf Rock, Humboldt Co., CA
LFT WING wt (wet): 1500g, heavy fat
3 brood patches
wing length: 43.4 cm
primary length: #10- 29.4 cm
#9 - 30.04 cm
#8 - 30.05 cm
#7 - 27.8 cm
#6 - 26.0 cm
#5 - 24.8 cm
tail length: 16.4 cm
right tarsus: 6.3 cm
head length: 13.5 cm
bill length: 6.36 cm
bill length post. u.: 3.79 cm
" width: 1.88 cm
" depth gouys: 2.14 cm
" ant. u.: 2.14 cm
" post. u.: 2.06 cm
Bird drifted dead in the water for 2 hrs
before washed on the beach.
left testicle: 1.8 x 1.3 x 1.3 cm Rt. testicle: 0.85 x 1.20 cm (after freezing)
bills eyeing color: Orange yellow 18
Irides: straw yellow 56 w/ burntumber pigment evenly thin
over lower half.
Feet: Fleshly pink. 5
Remarks: stomach has some fish scales, ribs (shot-
<2cm long + a few stones