DRYOBATES. 285 



of Mexico, and southern border of United 

 States, from Texas to Arizona. 



396. D. scalaris bairdi (ScL.). 



Texan Woodpecker. 1 



/ <J . Outer tail-feather barred with white only on terminal 



half or less, except sometimes on inner web. 

 g l . Primary coverts with at least one row of small white 



spots. 



h l . Larger, with slenderer bill and much broader 

 black bars on back (bars about .15-.20 wide) ; 

 length about 7.25-7.75, wing 3.95-4.10 (4.02), 

 tail 2.70-2.90 (2.81), exposed culmen .91-.94 

 (.93). Hab. Southern portion of Lower Cali- 

 fornia 396a. D. scalaris lucasanus 



(XANTUS). Saint Lucas Woodpecker. 

 h*. Smaller, with stouter bill and much narrower 

 black bars on back (bars only about .10 wide); 

 length about 6.25-6.50, wing 3.70-3.75 (3.72), 

 tail 2.20-2.40 (2.30), culmen .70-.80 (.75). Hab. 

 "Western Mexico (vicinity of Mazatlan). 



D. scalaris sinaloensis KIDGW. Mazatlan 



"Woodpecker. 2 



g*. Primary coverts plain dusky, without trace of white 



on outer webs ; black bars on back broad, as in D. 



lucasanus ; length about 6.75-7.00, wing 3.80-3.95 



(3.88), tail. 2.45-2.55 (2.50), exposed culmen .74-.S8 



(.82). Hab. Tres Marias Islands, western Mexico. 



D. scalaris graysoni BAIRD. Grayson's Woodpecker. 8 



e*. Forehead deep black, abruptly defined against the white, smoky 



white, or dull buff of nasal tufts ; crown often streaked, 



but not speckled, with white ; lateral tail-feathers with not 



more than two distinct black bars, these near end (a third 



occasionally indicated) ; ground-color of lower parts nearly 



pure white ; adult male with whole crown black, or black 



streaked with white, the red being confined to occiput and 



nape. 



Length about 7.00, wing 3.90-4.20 (4.06), tail 2.60-3.05 

 (2.78), exposed culmen .77-.S2 (.80). Eggs .82 X -61. 

 Hab. California. 



397. D. nuttallii (GAME.). Nuttall's Woodpecker. 



d?. Back and wings brown, the former barred or transversely spotted 



with white, and primaries spotted with same ; whole breast 



l Picu* bairdi " (ScLATER)" MALH., Mon. Pic. i. 1861, 118, pi. 27, figs. 7, 8. 



2 New subspecies. 



8 Pieus scalaris var. graysoni BAIRD, Hist. N. Am. B. ii. 1874, 515 and 517 (in text). 



