BIRDS OF NORTH AND MIDDLE AMERICA. 753 



BUBO VIRGINIANUS MELANCERUS (Oberholser). 



OAXACA HORNED OWL. 



Similar in coloration to B, v. pacifcus, but decidedly smaller, bill 

 larger, upper parts darker, and, usually, with face more fulvcsccnt. 



Adult male. — Wing, 320; tail, 180; culmen (from cere), 26.« 



Adult female.— Wing, 345-355 (349); tail, 205-210 (207.3); cul- 

 men (from cere), 27-29 (28).'' 



Central and southern Mexico, in States of Tamaulipas (Soto la 

 Marina), Vera Cruz, Puebla (Orizaba; Chalchicomula), Mexico 

 (Tlalpam; Valley of Mexico; Mount Popocatepetl), Guanajuato 

 (Guanajuato), Jalisco (Guadalajara; Etzatlan; La Barca; Sierra del 

 Rosdrio; Ixtldn; Rancho el Zapote; La Venta del Astiilero; Volcdn 

 de Colima), Michoacan (Querendero; Zamora), and Oaxaca (Tehuan- 

 tepec) and Guatemala (Duenas; San Geronimo) ; northern Nicaragua 

 (Matagalpa) ? 



Bubo virginianus (not Strix virginiana Gmelin) Sclater, Proc. Zool. Soc. Lond., 

 1859, 390 (Oaxaca); 1860, 253 (Orizaba, Vera Cruz).— (?) Salvin and Sclater, 

 Ibis, 1860, 276 (Guatemala).— Sharps, Cat. Birds Brit. Mus., ii, 1875, 19, 

 part (Guatemala). — Lawrence, Bull. U. S. Nat. Mus., no. 4, 1876, 37 (Te- 

 huantepec City, Oaxaca). — Sumichrast, La Naturaieza, v, 1882, 237 (Caco- 

 prieto and Tehuantepec City, Oaxaca). — Salvin and Godman, Biol. Centr.- 

 Am., Aves, iii, 1897, 12, part (localities in Jalisco; Guanajuato; Valley of 

 Mexico; Tamaulipas; Cacoprieto and Tehuantepec City, Oaxaca; Monte 

 Alto, San Rafael, Anganguero, and Orizaba, Vera Cruz; Duenas and San 

 Geronimo, Guatemala; Matagalpa, n. Nicaragua?). 



Bubo virginianus, var. virginianus Ridgway, in Balrd, Brewer, and Ridgway, 

 Hist. N. Am. Birds, iii, 1874, 62, part (Oaxaca; Guatemala). 



Asio magellanicus melancerus Oberholser, Proc. U. S. Nat. Mus., xxvii, Jan. 

 22, 1904, 180 (Tehuantepec City, Oaxaca; coll. U. S. Nat. Mus.). 



BUBO VIRGINIANUS MAYENSIS Nelson. 



YXTCATAN HORNED OWL. 



Similar to B. v. melancerus but decidedly smaller (except bill), 

 general coloration paler, under parts less heavily barred and less 

 suffused or intermixed with tawny, and face less f ulvescent as well as 

 less distinctly mottled with dusky. 



Adult female. — Wing, 315; tail, 198; culmen (from cere), 29.* 

 Yucatan (Chichen Itza; M6rida; Buctzotz) and British Honduras 

 (Manatee District). 



Bubo virginianus (not Strix virginiana Gmelin) Lawrence, Ann. Lye. N. Y., 

 ix, 1869, 207 (Merida, Yucatan).— Salvin and Godman, Biol. Centr.-Am., 

 Aves, iii, 1897, 12, part (Merida and Buctzotz, Yucatan). 



"■ One specimen. 



& Three specimens. 



c One specimen (the type). The adult male of this form not examined. 



3622°— Bull. 50, pt &— 14 48 



