396 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



U. S. Nat. Mus. Bull. 162, 1932, 84 (life hist.; plum. ; distr.) .—Peters, Check-list 

 Birds World, ii, 1934, 57 (distr.).— Campbell, Condor, xxxvi, 1934, 201, 202 

 abundant; Pena Blanca, s. Ariz.). — Groebbels, Der Vogel, ii, 1937, 167 (data 

 on breeding biology), 298, in text (egg color), 402, in text (parental care). — 

 Burleigh and Lowery, Occ. Pap. Mus. Zool. Louisiana State Univ., No. 8, 

 1940, 99 (w. Texas; Guadelupe Mountains; hist.; now scarce). — Hellmayr 

 and CoNOVER, Cat. Birds Amer., i. No. 1, 1942, 284 (distr.; syn.).— Petrides, 

 Trans. 7th North Amer. Wildlife Conf., 1942, 322 in text, 327 in text (age 

 indicators in plumage). 



Cyrtonyx montezumae mearnsi Amadon, Auk, Ix, 1943, 226 (body weight and 

 egg weight). — Miller, Condor, xlv, 1943, 104, in text. 



Cyrtonyx montezuma mearnsi Van Tyne and Sutton, Misc. Publ Mus. Zool. 

 Univ. Mich., No. 37, 1937, 27 (Brewster County, Tex.; nesting). 



Cyrtonyx m[ontezumae] mearnsi Palmer, Condor, xxx, 1928, 288, in text (patro- 

 nymics). 



C[yrtonyx] montezumae mearnsi Salvin and Godman, Biol. Centr.-Amer., Aves, 

 iii, 1903, 306, in text (crit.). 



Cyrtonyx miontezuimae montezumae van Rossem, Trans. San Diego Soc. Nat. Hist, 

 vi, 1931,246 (Guirocoba, Sonora). 



Cyrtonyx m,ontezum.ae morio van Rossem, Trans. San Diego Soc. Nat. Hist., 

 ix, 1942, 379 (Guirocoba, se. Sonora; descr. ; crit.; distr.). 



CYRTONYX MONTEZUMAE MONTEZUMAE (Vijrors) 



Massena Quail 



Adult male. — Similar to that of Cyrtonyx montezumae mearnsi but 

 with the upper surface of the v^ings less grayish, more buffy or brownish ; 

 the whole upperparts averaging more brownish and slightly darker, the 

 white areas on the head and the white spots on the underparts some- 

 times strongly tinged with buffy. 



Adult female. — Similar to that of C. m. mearnsi but averaging slightly 

 darker above and below, the shaft stripes of the dorsal body feathers 

 usually more buffy, less whitish; the breast and abdomen darker — vina- 

 ceous-fawn to fawn color. 



Other plumages not certainly distinguishable from the corresponding 

 ones of C. m. mearnsi. 



Adult male.—W'mg 114.5-131 (121.4) ; tail 47.5-63 (53.2) ; culmen 

 from base 14-16.5 (IS.S) ; tarsus 27.5-33 (30.1); middle toe without 

 claw 19-24.5 (22.3 mm.).*'' 



Adult jemale.—Wing 114-123.5 (118.3) ; tail 49-60 (55.3) ; culmen 

 from base 14.7-16.1 (15.3) ; tarsus 27.9-30.8 (29.0) ; middle toe without 

 claw 19.5-22.2 (20.4 mm.).^* 



Range. — Resident in rocky, scrubby, open wooded country of Mexico 

 from west-central Tamaulipas (Yerba Buena, Rampahuila, Carricitos, 

 etc.) ; southern Nuevo Leon; southeastern Coahuila (Saltillo) ; southern 



" Sixteen specimens from Sinaloa, Nuevo Leon, Jalisco, Hidalgo, Mexico City, 

 and Puebla. 

 " Six specimens from Jalisco, Guadalajara, Hidalgo, and Michoacdn. 



