402 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Juvenal male?" — Similar to the adult female but huffier below. 



Juvenal female. — Similar to the adult female slightly lighter and huffier 

 below, and with wider pale shaft stripes on the inner secondaries ; "hill, 

 blackish horn color ; mandible and maxillary rami, pale, light blue ; tarsi 

 and feet, bluish horn color; iris, dark brown" (van Rossem). 



Adult m^le.—Wmg 114-130 (123.2); tail 48-57.5 (53.0); culmen 

 from base 15.1-17.5 (16.1) ; tarsus 30.4-33.2 (32.1) ; middle toe without 

 claw 21.0-24.3 (22.5 mm.).»i 



Adult female.— Wing 110.5-119.5 (115.7) ; tail 45-55.5 (48.8) ; cul- 

 men from base 15.1-16.7 (15.6); tarsus 28.9-32.0 (30.9); middle toe 

 without claw 20.4-23.6 (22.0 mm.).o2 



Range. — Resident in the upperparts of the pine forests of the Arid 

 Upper Tropical Zone from southern Mexico (eastern Oaxaca — Santa 

 Efigenia; Tapanatepec; and Chiapas — Teopisca) south in the highlands 

 at elevations of from 5,000 to 7,000 feet to the drier parts of the central 

 highlands of Guatemala east of the Pacific divide, to the cordillera of 

 El Salvador, to Honduras (Hatillo, Jalapa, Danli, Cantoral, Alto Cantoral, 

 Ceguaca, Tegucigalpa, etc.), and to northern Nicaragua (San Rafael 

 del Norte). 



Type locality. — Guatemala. 



Ortyx ocellatus Gould, Proc. Zool. Soc. London, 1836 (1837), 75 (locality unknown 

 [= Guatemala] ; coll. Zool. Soc. London). 



Cyrtonyx ocellatus Gould, Monogr. Odontoph., pt. 2, 1846, pi. 8 and text. — Sclater 

 and Salvin, Ibis, 1859, 226 (Guatemala). — Gray, List Birds Brit. Mus., pt. 5, 

 Gallinae, 1867, 74.— Ogilvie-Grant, Cat. Birds Brit. Mus., xxii, 1893, 428 

 (Quezaltenango, Duenas, and Tollman, Guatemala) ; Handb. Game Birds, ii, 

 1897, 149 (monogr.). — Beristain and LAURENao, Mem. y Rev. Soc. Cient. 

 "Antonio Alzate," vii, Nos. 7-8, 1894, 219 (Mexico; Ciiiapas and Tabasco). — 

 Salvin and Godman, Biol. Centr.-Amer., Aves, iii, 1903, 307 (Santa Efigenia, 

 Oaxaca; Quezaltenango, Duenas, and Toliman at 5,000 feet, Guatemala; Danli, 

 Jalapa, n. Honduras). — Dearborn, Publ. Field Mus. Nat. Hist. No. 125, 1907, 

 17 (Lake Atitlan to Tecpam, Guatemala, 7,000 feet).— Bangs and Peters, Bull. 

 Mus. Comp. Zool., Ixviii, 1928, 387 (Tapanatepec, Oaxaca, Mexico). — Stone, 

 Proc. Acad. Nat. Sci. Philadelphia, Ixxxiv, 1932, 302 (Honduras; Danli).— 

 Griscom, Bull. Amer. Mus. Nat. Hist., Ixiv, 1932, 107 (distr. ; Guatemala; 

 Antigua, Nebaj, San Antonio, Panajachel, and San Lucas). — Hellmayr and 

 Conover, Cat. Birds Amer., i, No. 1, 1942, 287 (syn. ; distr.). 



[Cyrtonyx] ocellatus Gray, Hand-list, ii, 1870, 272, No. 9775. — Sclater and Salvin, 

 Norn. Av. Neotr., 1873, 137.— Sharpe, Hand-list, i, 1899, 46. 



"' Only Juvenal males seen are in a very late stage of the post-juvenal molt and 

 consequently give merely glimpses of the juvenal plumage. The sexes are probably 

 alike in juvenal plumage. 



" Fifteen specimens from Chiapas, Oaxaca, Guatemala, El Salvador, Nicaragua, 

 and Honduras. 



"' Nine specimens from Chiapas, Guatemala, El Salvador, and Honduras. 



