Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Douglas A. Bell
1987
Catalog
172332
DAB
Larus occidentalis
155
Location: 1/2 mi. N. McClure's Beach, Tomales Point, Point Reyes Nat'l.
Seashore, Marin Co., Calif.
skeleton +
Date: June 5, 1987
Right Wing
Sex: ♀ 6 cm ~ Z 0.17 cm
Wt: 1,000 gms Fat: good
Winglength: 38.9 cm (left) Chord: 12.9 cm
Primary Length 10: 26.9 7: 25.5
9: 27.5 6: 23.5
8: 26.7 5: 21.7
Tail: 14.5 cm Four pigmented shafts.
Tarsus: 5.74 cm (left) Toes Out 5.50 cm Mid: 5.73 cm In 4.20 cm Hal: 0.47 cm
Headlength: 11.79 cm
Bill length: 5.48 cm Post Nares: 3.29 cm
Bill Width: 1.32 cm
Bill Depth Gonyx: 1.91 cm Ant Nares: 1.90 cm
Post Nares: 1.79 cm
Brood patches: 3 Middle refathering.
Bill Color: 10 YR 7/10
Eyering Glm: 10 YR 7/12
Axils: 5 Y 8/2 No pigment.
Legs: 10 R 8/2
Remarks: 1 frozen meal; 1 blood; Stomach largely empty;
few medium size fish vertebrae & ribs.
Small hole in outer right web. Shot on beach.