I9I9' Catalogue of Birds of the Americas — Cory. 427 



Picus formicivorus Swainson, Philos. Mag., I, 1827, p. 439 (Temiscaltepec, 

 Mexico). 



Picus melanopogon Temminck, Planches Col., IV, 1828, pi. 451, and text (Mex- 

 ico). 



Melampicus formicivorus Malherbe, Mon. Picidae, II, 1862, p. 199: IV, 1862 

 pi. 99, figs. I, 2, 3. 



Melanerpes formicivorus Hargitt, Cat. Bds. Brit. Mus., XVIII, 1890, p. 149, 

 part; Salvin and Godman, Biol. Centr.-Am., Aves, II, 1895, p. 412, part; 

 Lacy, Auk, 191 1, p. 209 (Kerrville, Texas); and authors. 



Balanosphyra formicivora formicivora Ridgway, Bull. U. S. Nat. Mus., No. 50, 

 VI, 1914, p. 102. 



Range: South-central Texas, southward through Mexico (Nuevo 

 Leon and Tamaulipas, and from Zacatecas and southern Sinaloa, south- 

 ward to Oaxaca and Chiapas) to Guatemala. 



8: Mexico (Tamaulipas) 2; Guatemala (Tecpam) 6. 



•Balanosphyra formicivora aculeata (Mearns). Mearn's Ant-eating 

 Woodpecker. 



Melanerpes formicivorus aculeatus Mearns, Auk, 1890, p. 249 (Squaw Park, 



central Arizona). 

 Balanosphyra formicivora aculeata Ridgway, Bull. U. S. Nat. Mus., No. 50, 



VI, 1914, p. 105. 

 Range: Arizona, New Mexico and western Texas (Davis Mts.) and 

 southward in Mexico in Sonora and Chihuahua to Durango. 



fsS: Mexico (Durango 4, Chihuahua 8, Bostillos 2, Sonora 2); 

 Arizona (Santa Rita Mts., 2), Huachuca Mts., 8, "Arizona," 

 mounted, 2). 



♦Balanosphyra formicivora bairdi (Ridgway). California Wood- 

 pecker. 



Melanerpes formicivorus bairdi Ridgway, Bull. U. S. Nat. Mus., No. 21, 1881, p. 



34 (Petal uma, Sonoma Co., California). 

 Subsp. a. Melanerpes melanopogon Hargitt, Cat. Bds. Brit. Mus., XVIII, 1890, 



p. 151, part (California). 

 Balanosphyra formicivora bairdi RiDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 



1914, p. 107. 



Range : Pacific coast district of United States, from northern Lower 

 California (Santo Tomas, Tecate Valley, San Pedro Martir Mts., etc.), 

 northward to northwestern Oregon; accidental to south-central Oregon 

 (Fort Klamath). 



11: California (Gilroy 2, Alhambra i, Clipper Gap 3, Pasadena i, 

 Palo Alto 2, "California" 2). 



♦Balanosphyra formicivora angustifrons (Baird). Narrow-fronted 

 Woodpecker. 

 Melanerpes formicivorus var. angustifrons Baird, in Cooper's Orn. Cal., I, 1870, 

 p. 405 (Cape San Lucas, Lower California). 



