Iviii INTRODUCTION 



Nycticorax nycticorax tkbvius : Black-crowned Nig-ht Heron. — Common 

 migrant about streams and ponds. 



Grus mexicana : Sandhill Crane. — Common in migration and occasional 

 during' winter. 



Eallus virginianus : Virg-inia Rail. — Fairly common mig-rant on marsh 

 lands and along- streams. 



Porzana Carolina : Sora. — Fairly common resident of marsh lands. 



GalUnula galeata : Florida Gallinule. — Fairly common resident on the 

 larg-er tule-bordered ponds. 



Fulica americana : American Coot. — Common resident on any body of 

 water. 



Himantopus mexicanus : Black-necked Stilt. — Fairly common migrant in 

 the lower country. 



Gallinago delicata : Wilson Snipe. — Fairly common winter visitant to 

 lower g-rass lands. 



Tringa minutilla : Least Sandpiper. — Fairly common migrant and winter 

 visitant about streams and ponds. 



Tringa alpina jmcijica : Red-backed Sandpiper. — Occasional migrant, 

 occurring- at ponds. 



Helodromas solitarius cinnamomeus : Western Solitary Sandpiper. — Fairly 

 common migrant along- streams. 



Actitis macular ia : Spotted Sandpiper. — Common migrant, occurring- 

 about any ponds or streams. 



u^Egialitis vocifera : Killdeer. — Abundant resident on any marsh lands. 



Oreortyx pictus plumiferus : Plumed Partridg-e. — Common resident of the 

 mountains ; occasional along- their bases. 



Lophortyx californicus vallicola : Valley Partridg-e. — Abundant resident 

 of brush lands. 



Columha fasciata : Band-tailed Pig-eon. — Common winter visitant to the 

 oak regions. 



Zenaidura macroura : Mourning Dove. — Abundant resident everywhere-. 



Gymnogyps californianus : California Vulture. — Fairly common resident 

 of the mountains. 



Cathartes aura : Turkey Vulture. — Abundant resident everywhere. 



Circus hudsonius : Marsh Hawk. — Common resident in the lower coun- 

 try- . 



Accipiter velox : Sharp-shinned Hawk. — Common winter visitant every- 

 where. 



Accipiter cooperii : Cooper Hawk. — Fairly common resident along the 

 foothills. 



Buteo borealis calurus : Western Red-tail. — Common resident every- 

 where. 



Buteo lineatus elegans : Red-bellied Hawk. — Fairly common resident in 

 the lower country. 



Buteo swainsoni : Swainson Hawk. — Common spring and summer vis- 

 itant. 



Aqnila chrysaetos : Golden Eagle. — Fairly common resident of the moun- 

 tains. 



Falco mexicanus : Prairie Falcon. — Rare visitant to the foothill regions. 



Falco coliwibarius : Pigeon Hawk. — Fairly common winter visitant. 



Falco sparverius deserticola : Desert Sparrow Hawk. — Abundant resident 

 everywhere. 



Strix pratincola : American Barn Owl. — Common resident of the oak 

 regions. 



Asio ^rilsonianus : American Long-eared Owl. — Fairly common resident 

 of the lowlands. 



