June, 1902. CHECK-LIST OF CALIFORNIA BIRDS 39 



230 (407 a) Melanerpes formicivorus bairdi Ridgway. 



California Woodpecker. 



Syn. — Picus formicivorus; Melanerpes melanopogon; Melanerpes formicivorus. 

 Status — Abundant resident in suitable localities west of the vSierras. 



231 (408) Melanerpes torquatus (Wilson) Bonaparte. 



Lewis Woodpecker. 



Syn. — Asyndesmus torquatus; Picus torquatus. 



Status — In summer breeds commonly in certain localities along the Sierras south to Fort 



Tejon, and in Salinas and San Benito Valleys; in winter spread pretty generally 



throughout the State. 



232 (411) Melanerpes uropygialis (Baird) Ridgway. 



Gila Woodpecker. 



Syn. — Centurus uropygialis. 



Status — Resident in small numbers and breeds on the California side of the lower Col- 

 orado River in the vicinity of Fort Yuma. 



233 (412 a) Colaptes auratus luteus Bangs. 



Northern Flicker. 



Syn. — Colaptes auratus; Colaptes cafer hybridus; Colaptes auratus var. hybridus. 

 Status — Pure auratus has been recorded many times in winter svest of the Sierras and 

 south as far as Warm Springs, San Diego County; "hybrids" are still more frequent. 



234 (413) Colaptes cafer collaris (Vigors) Ridgway. 



Red-shafted Flicker. 



Syn. — Colaptes collaris; Colaptes mexicanus; Colaptes cafer; Colaptes auratus mexicanus; 



Colaptes cafer mexicanus; Colaptes ayresi. 

 Status — Abundant resident in suitable localities throughout the State. 



235 (413 a) Colaptes cafer saturatior (Ridgway) A. O. U. Committee. 



Northwestern Flicker. 



Status — Winter visitant into the north end of the State, chiefly through the coast belt; 

 recorded from Red Bluff and Humboldt County. 



236 (418) Phalaenoptilus nuttalli nuttalli (Audubon) Ridgway. 



Poor-will. 



Syn. — Antrostomus nuttalli, part. 



Status — Fairly common in summer along the whole eastern border of the State east of 

 the Sierras; resident through the year among the desert ranges southeast of the Sierras. 



237 (418 a) Phalaenoptilus nuttalli nitidus Brewster. 



Frosted Poor-will. 



Status— Resident in the deserts of southeastern California north to Death Valley. 



