12 PACIFIC COAST AVIFAUNA No. 3 



23 (42) Larus glaucus Brunnich. 



Glaucous Gull. 



Syn. — Larus hutchinsi. 



Status — Rare winter visitant coastwise ; recorded only from San Francisco Bay, the Far- 

 allone Islands and Monterey Bay. 



24 (44) Larus glaucescens Naumann. 



Glaucous-winged Gull. 



Status — Common winter visitant along our whole coast; especially numerous on San 

 Francisco Bay. 



25 (49) Larus occidentalis Audubon. 



Western Gull. 



Syn. — Larus argentatus var. occidentalis. 



Status — Abundant permanent resident coastwise, occasionally straying inland (Los An- 

 geles, Sacramento River); breeds at many points on the coast and islands. 



26 (51 a, 52) Larus argentatus Brunnich. 



Herring Gull. 



Syn. — Larus smitksonianus; Larus vegcs\ Larus cachinnans; La-rus argentatus smithson- 



ianus. 

 Status — Common winter visitant along our whole coast; occasional inland (Los Angeles). 



27 (53) Larus californicus Lawrence. 



California Gull. 



Status — Commonly distributed in winter throughout the State, occurring on lakes and 

 streams inland as well as along the seacoast; breeds on lakes east of the Sierras (Eagle 

 Lake). 



28 (54) Larus delawarensis Ord. 



Ring-billed Gull. 



Status — Fairly common winter visitant along the southern coast of the State north to 

 San Francisco Bay; also in fall and winter on the larger lakes of the interior (Lake Tahoe; 

 Owens Lake). 



29 (55) Larus brachyrhynchus Richardson. 



Short-billed Gull. 



Syn. — Larus canus var. brachyrhynchus. 



Status — Common winter visitant along our whole seacoast. 



30 (56) Larus canus t,innaeus. 



Mew Gull. 



Status — Fairly common winter visitant coastwise (San Francisco Bay, Monterey Bay and 

 southward). 



