SIRDS OF NORTH AND MIDDLE AMERICA 357 



Range. — Resident in the Plateau region and Pacific slope of Costa Rica 

 (Las Canas, San Jose, Orosi, Miravalles, Guanacaste, Turrucares, Volcan 

 Irazu, Cartago, Barranca, Alajucla, etc.). 



Type locality.— L^s Canas, Guanacaste, western Costa Rica. 



Orty.: leylandi Lawrence, Ann. Lye. Nat. Hist. New York, ix, 1868, 139 (San 

 Jose and Barranca, Costa Rica). — Frantzius, Journ. fiir Orn., 1869, 373 (Costa 

 Rica). — BoucARD, Proc. Zool. Soc. London, 1878, 42 (San Jose Valley, Costa 

 Rica).— Zeledon, Proc. U. S. Nat. Mus., viii, 1858, 112 (Costa Rica). 



[Ortyx] leylandi Sci^ter and Salvin, Nom. Av. Neotr., 1873, 137, part (Costa 

 Rica). 



Colinus leylandi Zeledon, Anal. Mus. Nac. Costa Rica, i, 1888, 128 (San Jose and 

 Alajuela, Costa Rica).^CHERRiE, Auk, ix, 1892, 329 (San Jose, Costa Rica). 



Eupsychortyx leylandi Ogilvie-Grant, Cat. Birds Brit. Mus., xxii, 1893, 411, part 

 (San Jose and Irazu district, Costa Rica) ; Handb. Game Birds, ii, 1897, 132, part 

 (Costa Rica).— Underwood, Ibis, 1896, 449 (Volcan de Miravalles, Costa Rica; 

 habits). — Salvin and Godman, Biol. Centr.-Amer., Aves., iii, 1903, 295, part 

 (Heredia, Barba, San Jose, Barranca, Alajuela, Irazu, Estrella de Cartago, and 

 Miravalles, Costa Rica). — C.\rriker, Ann. Carnegie Mus., vi, 1910, 386 (Santo 

 Domingo de San Mateo, Alajuela, San Jose, Tenorio, Cachi, and Miravalles, 

 Costa Rica). 



[Eupsycliorlyx] leylandi Sharpe, Hand-list, i, 1899, 45, part (Costa Rica). 



Eupsychortyx Iciicofrenatus Elliot, Ann. Lye. Nat. Hist. New York, vii, 1860, 106, 

 pi. 3 (Honduras). 



Colinus Icucopogon leylandi Dickey and van Rossem, Condor, xxxii, 1930, 73, part 

 (nw. Costa Rica). 



Colinus leucopogon dickeyi Conover, Condor, xxxiv, 1932, 174 (orig. descr. ; Las 

 Canas, Guanacaste, w. Costa Rica; spec; crit.). — Peters, Check-list Birds 

 World, ii, 1934, 50, part (Costa Rica).— Sassi, Temminckia, iii, 1938, 304 (Costa 

 Rica, Bebedero and Cachi near San Jose; spec; crit.). 



Colimts cristatus dickeyi Hellmayr and Conover, Cat. Birds Amer., i. No. 1, 1942, 

 251 (syn.; distr.). 



COLINUS LEUCOPOGON LEUCOPOGON (Lesson) 



WlIITE-FACED BoBWHITE 



Adult male. — Similar to that of Colinus leucopogon leylandi but with 

 the lores, forehead, superciliary bands, chin, and throat pure white; 

 the general tone of the upperparts of the head and body somewhat paler 

 that in the Honduranian race; auriculars paler — drab; breast and the 

 brownish areas of the abdominal feathers paler— the breast between 

 avellaneous and wood brown to Saccardo's umber, the abdominal feathers 

 Saccardo's umber to cinnamon-brown; the pale abdominal spots averag- 

 ing smaller and less pure white, more tinged with buffy ; bill black ; iris 

 dark brown ; tarsi and toes bluish horn color. 



Adult female. — Similar to that of C. I. leylandi of Honduras but with 

 the interscapulars and upper back more heavily transversely marked with 

 blackish and with abdomen and throat more huffy; bill black; iris dark 

 brown ; tarsi and toes bluish horn color. 



Juvetuil. — Not dibdnguishable from that of C. I. leylandi. 



653008°— 46 24 



