116 Oberholser Forms of Astragalinus Psaltria (Say). 



Chrysomitris (Pseudomitris) mexicanus var. arizonce Coues, Proc. Acad. 

 Nat. Sci. Phila., 1866, pp. 82, 83. 



Subspecific characters. Upper parts, including wings and tail, black, 

 the wings with broad white edgings, the tail with most of its feathers 

 extensively white basally; entire under surface yellow. 



Geographic distribution. Mexico, excepting the northwestern and ex 

 treme southern portions; Texas, New Mexico, and Colorado. 



Astragalinus psaltria hesperophilus, subsp. nov. 



Astragalinus psaltria Auct., nee Say. 



Subspecijic characters. Similar to Astragalinus psaltria psaltria, but 

 ear-coverts, sides of neck, with back, nape, and rump, in fully adult 

 plumage, olive green instead of black. 



Geographic distribution. Southwestern United States and northwest 

 ern Mexico, from California and Lower California to Utah, Arizona, and 

 extreme southwestern New Mexico. 



Description. Type, adult male, No. 139,158, U. S. National Museum 

 (Biological Survey Collection); San Bernardino, California, December 28, 

 1890; Dr. A. K. Fisher. Pileum, and upper tail-coverts black, the latter 

 with olive green edgings; remainder of upper parts olive green with 

 narrow dusky or blackish shaft, streaks; tail black, the inner webs of the 

 three outer pairs of rectrices largely white, and all the feathers narrowly 

 margined externally with pale grayish; wings black, with a large white 

 speculum at the base of the primaries, the tertials broadly bordered with 

 white, the other quills narrowly edged with grayish and olivaceous; 

 lesser and median wing-coverts edged with olive green; greater coverts 

 broadly margined with greenish white; sides of head and neck olive 

 green; entire under surface deep primrose yellow, paler on the crissum, 

 whitish on the abdomen, and shaded with olivaceous on sides and flanks; 

 lining of wing mixed gray, white, and black. Length of wing, 65.5; tail, 

 43; exposed culmen, 9; tarsus, 15; middle toe, 10 mm. 



