Catalog Douglas A. Bell 172301 078 SKELETON+LFT. WING Species: Larus occidentalis at Cape Mendocino location: Sugarloaf Rock, Humboldt Co., CA. date: 5 June 1986 Sex: ♀ Left ovary 4/5 ova >2mm weight: 1115 g Moderate Fat. wing length: right: 39.0 cm primary length: #10: 27.5 cm 9: 29.3 cm 8: 28.0 cm 7: 26.8 cm 6: 25.2 cm 5: 24.6 cm tail length: 15.2 cm artus: right: 5.92 cm Middle Lft. toe: 5.95 cm head length: 12.13 cm bill length: 5.50 cm " post. u.: 3.42 cm bill width: 1.23 cm " depth gonyx: 1.90 cm aut. u.: 1.85 cm post. u.: 1.86 cm brood patches: 3 bill and eye ring color: orange yellow 18 circles color: straw yellow 56 w/ burnt amber 23 pigment evenly over lower ½, thin. leg color: fleshy pink 5 remarks: One nearly complete Mus musculuz in esophagus; Mus ? fur & bones in stomach.