256 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



belt). — Fisher (A. K.), North Am. Fauna, no. 7, 1893, 47 (Hesperia, e. of 

 Cajon Pass, s. e. California; e. base Charleston Mts., and Vegas Wash., e. 

 Nevada; near mouth of Santa Clara R., s. Utah; junction of Bear Creek and 

 Virgin R., Arizona). — Bendire, Life Hist. N. Am. Birds, ii, 1895, 63, part. — 

 Miller (W. De W.), Bull. Am. Mus. N. H., xxii, 1900, 344 (Matalotes, etc., 

 n. w. Durango; crit.). — Hunn, Auk, xxiii, 1906, 421 (Silver City, New 

 Mexico, resident). — Grinnell (J.), Univ. Calif. Pub. Zool., v, 1908, 61 (base 

 of San Bernardino Mts., at Cushenbury Springs, s. California, Aug.). — 

 Hollister, Auk, xxv, 1908, 458 (Needles, s. e. California, common). 



Dryobates scdlaris bairdii Stephens, Auk, vii, 1890, 297 (Colorado Desert). 



Dryobates scalaris lucasanus (not Picus lucasanus Xantus) American Ornitholo- 

 gists' Union, Check List, 2d ed., 1895, no. 396a, part; 3d ed., 1910, 188, 

 part.— Miller (G. S.), Auk, xi, 1894, 178 (Whitewater, San Diego Co., 

 California). — Bendire, Life Hist. N. Am. Birds, ii, 1895, 65, part. — Stone, 

 Proc. Ac. Nat. Sci. Phila., 1905, 681 (Colony and Cocopah Major Mts., Colo- 

 rado delta. Lower California). 



Dryobates lucasanus Grinnell (J.), Pacific Coast Avifauna, no. 3, 1902, 37 (near 

 ■^Tiitewater, Colorado Desert, breeding). 



Dryobates scalaris cactopMlus Oberholser, Proc. U. S. Nat. Mus., xli, June 30, 

 1911, 140, 152 (Tucson, Arizona; coll. U. S. Nat. Mus.).— American Orni- 

 thologists' Union Committee, Auk, xxix, 1912, 383. 



DRYOBATES SCALARIS CENTROPHILUS Oberholser. 



JALISCO WOODPECKER. 



Similar to D. s. cadopJiilus, but slightly smaller, black bars on 

 back, etc., averaging decidedly broader, the white bars narrower 

 and (usually) less purely white, and under parts sHghtly darker; 

 decidedly smaller than D. s. hairdi, with under parts slightly paler, 

 and black bars of back, etc., averaging slightly narrower. 



Adult maZc— Length (skins), 152-185 (168); wing, 100-104.5 

 (102.6); tail, 56-63.5 (58); exposed culmen, 19.5-23 (21.1); tarsus, 

 16.5-17.5 (17); outer anterior toe, 11.5-13 (12.2).« 



Adult female.— Length (skins), 142-171 (153); wing, 97-103.5 

 (99.6); tail, 54-62.5 (56.9); exposed culmen, 16.5-18.5 (17.5); tar- 

 sus, 16-17 (16.4); outer anterior toe, 10.5-12 (11.4).^ 



Western Mexico, from southern Durango (Ciudad Durango) through 

 Zacatecas (San Juan Capistrano) and Jalisco (Atemajac; OcotMn; 

 Ameca; Zapotlan; Beltran; Zacoalco ; Arroyo de Gavilan; La Pisagua; 

 Las Canoas; Guadalajara; Volcan de Colima; Bolanos; Mineral de 

 San Sebastidn near Mascota), to Michoacan (Patamban; Uruapam) 

 and Territory of Tepic (Arroyo de Gavilan, near Amatlan) . 



Picus scalaris (not of Wagler) Hargitt, Cat. Birds Brit. Mus., xviii, 1890, 246, 

 part (Santa Ana, Guadalajara, Zapotlan, Beltran, Zacoalco, and Huayimic, 

 6,000 ft., Jalisco). — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1895, 

 435, part (Volcan de Colima, Bolanos, Mineral de San Sebastian near Mascota, 

 etc., Jalisco). 



Dryobates scalaris centrophilus Oberholser, Proc. U. S. Nat. Mus., xli, June 30, 

 1911, 140, 157 (Ameca, Jalisco, west-central Mexico; coll. U. S. Nat. Mus.). 



o Five specimens. ^ Seven specimens. 



