Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Doug Bell Catalog
1987
172397
DHB Larus occidentalis
148 Location: Alcatraz F., SF. Co., Calif.
SKELETON Date: 2 June 1987
+
left wing Sex: ? 13 ova Z 0.48 cm ?
Wt: 895 gms Fat:
Winglength: 38.2 cm right chord: 128.5 cm
Primary Length: 10: 27.6 7: [illegible] 26.1
9: 28.0 6: [illegible] 25.0
8: 27.5 5: 23.1
Tail: 14.9 cm slight pigment in shafts.
Tarsus: Rt 5.61 Toes OUT: 5.23 MID: 5.46
IN: 4.14 HALLUX: 0.34
Headlength: 11.86
Bill length: 5.38 post nares: 3.50
Bill Width: 1.33
Bill Depth: [illegible] gonyx: 2.08
Ant Nares: 2.06
Post Nares: 1.88
Brood patches: 3
Bill Color: 10 YR 7/10 Gony 5 R 5/10.
Eye ring Color: 10 YR 7/10 Very diffuse pigment in lower 1/3 -
no spots. Lower.
Irides: 5 Y 8/2
Legs: 5 R 7/3
Remarks: Trapped off 3 egg nest. Mate of 149. Blood ?
2 frozen (lg small) saved. Stomach empty.