20 PACIFIC COAST AVIFAUNA No. 11 
Pedro Point, San Mateo County (Ray, Auk, xx1, 1904, p. 431). Occurs at times 
on San Francisco Bay (Kobbe, Bailey’s Handbook Bds., 1902, p. xlviii). South- 
ernmost record at any season: Newport Beach, Orange County (Van Rossem, 
Condor, xvi, 1914, p. 144). 
19) (35) Megalestris skua (Briinnich) 
SKUA 
Synonyms—Stercorarius catarractes; Stercorarwus skua; Buphagus skua; 
Common Skua. 
Status—Rare visitant on the open ocean; specimen secured previously to 
18538, ‘‘off Monterey’? (G. N. Lawrence, Ann. Lye. Nat. Hist. New York, v1, 
1853, p. 7; see Loomis, Proce. Calif. Acad. Sci., 2nd ser., v1, 1896, p. 21) ; speci- 
men (no. 10,920, Calif. Acad. Sci.) secured August 7, 1907, on Monterey Bay 
(Beck, Proce. Calif. Acad. Sci., 4th ser., 111, 1910, p. 61) ; specimens in Mus. Vert. 
Zool. (nos. 17758, male, and 17759, female) taken by Beck on Monterey Bay, 
August 4 and September 21, 1910. 
20 (36) Stercorarius pomarinus (Temminck) 
p 
POMARINE JAEGER 
Status—Common fall migrant coastwise. Recorded from San Francisco 
(W. E. Bryant, Proce. Calif. Acad. Sci., 2nd ser., mu, 1889, p. 87), San Francisco 
Bay (J. Maillard, Condor, vi, 1904, p. 15), and from off Monterey (Loomis, 
Proe. Calif. Acad. Sei., 2d ser., v, 1895, p. 213; Mus. Vert. Zool., specimens, Aug- 
ust 2 to October 27). Oceurs off ‘‘Point Pinos in every month of the year’’ 
though only common during August to October (Beck, Proce. Calif. Acad. Sei., 
4th ser., m1, 1910, p. 61). 
21 (87) Stercorarius parasiticus (Linnaeus) 
PARASITIC JAEGER 
Status—Common fall migrant coastwise, on salt water only. Remains 
through the winter in small numbers south of Point Concepcion. Recorded from 
Iumboldt Bay (Townsend, Proc. U. 8. Nat. Mus., x, 1887, p. 191), San Fran- 
cisco Bay (Kobbe, Bailey’s Handbook Bds., 1902, p. xlviii), off Monterey 
(Loomis, Proce. Calif. Acad. Sei., 2nd ser., v, 1895, p. 213; Mus. Vert. Zool., speci- 
mens, August 2 to December 12), Santa Barbara (Henshaw, Auk, tr, 1885, p. 
232), San Buenaventura (Evermann, Auk, 1, 1886, p. 88), Santa Monica (J. 
Grinnell, Bds. Los Angeles Co., 1898, p. 6), and Hyperion, Los Angeles County 
(Willett, Pace. Coast Avif. no. 7, 1912, p. 13). 
22 (38) Stercorarius longicaudus Vieillot 
LONG-TAILED JAEGER 
Status—Rare fall migrant on salt water coastwise: off Monterey, one speci- 
men, August 23 (Loomis, Proce. Calif. Acad. Sci., 2nd ser., v, 1895, p. 213) ; Mon- 
terey Bay, four specimens, August 2 and 13, September 5 and 7 (nos. 17760-- 
17763 Mus. Vert. Zool.) ; Pacific Beach, San Diego County, September 19, one 
specimen (Bishop, Condor, vu, 1905, p. 141). 
