CATALOGUE OF BIRDS or THE AMERICAS CORY. 495 



Dryobates scalaris bairdi OBERHOLSER, Proc. U. S. Nat. Mus., XLI, 1911, pp. 

 140, 158 (Monogr.); RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 1914, 

 p. 258. 



Range: Southeastern portion of Mexican plateau in states of 

 Puebla, San Luis Potosi, Hidalgo, Guanajuato, Coahuila and in state 

 of Mexico (Valley of Mexico, Tetelco, etc.). 



*Dryobates Strickland! (Malherbe). STRICKLAND'S WOODPECKER. 



Picus (Leuconotopicus) stricklandi MALHERBE, Rev. Zool., 1845, p. 373 (Mexico). 

 Picus stricklandi MALHERBE, Mon. Picidae, I, 1861, p. 108, part; III, 1861, 



pi. 28, figs. 4, 5, 6. 

 Dendrocopus stricklandi HARGITT, Cat. Bds. Brit. Mus., XVIII, 1890, p. 243, 



part. 

 Dryobates stricklandi RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 1914, p. 259. 



Range : Southeastern Mexico in states of Vera Cruz, Puebla, Mexico 

 and Moreles. 



i: Mexico (Rio Frio). 



*Dryobates arizonse arizonae (Hargitt). ARIZONA WOODPECKER. 



Picus arizona HARGITT, Ibis, 1886, p. 115, in text (Santa Rita Mts., Arizona). 

 Dendrocopus arizona Am. Orn. Union Check List, 3rd ed., 1910, p. 188; SWARTH, 



Pacific Coast Avifauna, No. 4, 1904, p. n, crit. 

 Dryobates arizonee arizonce MILLER, Bull. Am. Mus. Nat. Hist., XXII, 1906, 



p. 166 (Durango); RIDGWAY, Bull. U. S. Nat. Mus., No. 50, VI, 1914, p. 261. 



Range: Southern Arizona and southwestern New Mexico and 

 southward in Mexico in states of Sonora and Chihuahua to northwestern 

 Durango. 



fi3: Arizona (Huachuca Mountains). 



*Dryobates arizonse fraterculus Ridgway. COLIMA WOODPECKER. 



Dryobates arizona fraterculus RIDGWAY, Man. N. Am. Bds., 1887, p. 286 (Sierra 

 Madre, Colima, southwestern Mexico); Id., Bull. U. S. Nat. Mus., No. 50, 

 VI, 1914, p. 263. 



Range: Southwestern Mexico in states of Sinaloa, Jalisco, Colima, 

 Zacatecas and Territory of Tepic. 



i: Mexico (30 miles west of Minaca, Chihuahua). 



Genus XENOPICUS Baird 



Xenopicus Baird, Rep. Pacific R. R. Survey, IX, 1858, p. 83, in text (Type, 

 by monotypy, Leuconerpes albolaroatus Cassin). 



'Xenopicus albolarvatus albolarvatus ( Cassin) . WHITE-HEADED WOOD- 



PECKER. 



Leuconerpes albolarvatus CASSIN, Proc. Acad. Nat. Sci. Phila., V, 1850, p. 106 

 (Oregon Canyon, near Georgetown, 12 miles from Suiter's Mill, Eldorado 

 Co., California). 



