360 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Adult male.— Wing 99.4-105.1 (102.6) ; tail 59.7-63.2 (61.7) ; culmen 

 from base 14.4-15.0 (14.8; tarsus 28.1 ; middle toe without claw 23.2-24.0 

 (23.6mm.).s» 



Adult female.— Wing 97.1-101.1 (98.7) ; tail 53.1-62.7 (57.6) ; culmen 

 from base 14.1-14.8 (14.4) ; tarsus 27.1-28.4 (27.7) ; middle toe without 

 claw 21.4-23.6 (22.5 mm.). 51 



Range. — Resident in southern Guatemala from the Upper Motagua 

 Valley to the Departments of Jalapa and Baja Vera Paz. 



Type locality. — Saloma, Baja Vera Paz, Guatemala. 



Eupsychortyx hypoleucus Ogilvie-Grant, Cat. Birds Brit. Mus., xxii, 1893, 413, 



part (San Geronimo, Vera Paz, Guatemala). — Beristain and Laurencio, Mem. 



y Rev. Soc. Gent. "Antonio Alzate," vii, Nos. 7, 8, 1894, 219 (Mexico; Chiapas 



and Tabasco). — Salvin and Godman, Biol. Centr.^Amer., Aves, iii, 1903', 297, 



part (San Geronimo, Guatemala). 

 [Eupsychortyx] hypoleucus Sclater and Salvin, Norn. Av. Neotr., 1873, 138. — 



Sharpe, Hand-list, i, 1899, 45 (Guatemala). 

 Ortyx hypoleucus Gray, List Birds Brit. Mus., pt. 5, 1867, 77 (Mexico). 

 [Ortyx] hypoleucus Gray, Hand-list, ii, 1870, 273, No. 9789 (Mexico). 

 Eupsychortyx leUcopogon (not Ortyx leucopogan Lesson) Salvin and Sclater, 



Ibis, 1860, 277 (San Geronimo, Guatemala). 

 Colinus leucopogon hypoleucus Dickey and van Rossem, Condor, xxxii, 1930, 73, 



part (Guatemala). — Griscom, Bull. Amer. Mus. Nat. Hist., bciv, 1932, 106 



(Guatemala; distr.). — Peters, Check-list Birds World, ii, 1934, SO, part 



(Guatemala). 

 [Colinus] [leucopogon] hypoleucus Sassi, Temminckia, iii, 1938, 305, in text, part 



(Guatemala). 

 Colinus cristatus hypoleucus Heixmayr and Conover, Cat. Birds Amer., i. No. 1, 



1942, 249, part (syn.; distr.). 

 Colinus leucopogon incanus Friedmann, Proc. Biol. Soc. Washington, Ivii, 1944, 



16 (Saloma, Baja Vera Paz, Guatemala; orig. descr.). 



colinus CEISTATUS SONNINI (Temminck) 



SONNINI'S BoBWHITE 



Adult male. — Forehead, lores, and anterior part of crown varying from 

 buffy whitish to pale huffy brown or grayish brown ; the posterior coronal 

 area with the dusky basal parts of the feathers showing through occa- 

 sionally, giving a transversely marked appearance, crest darker — dull 

 sepia to fairly pale bister — the feathers edged with bufify brown to al- 

 most buckthorn brown; sides of crown and occiput edged with feathers 

 that are black on their inner webs, edged with bufify white, and light 

 ochraceous-tawny on their outer webs; broad superciliaries bright 

 ochraceous-tawny to ochraceous-orange ; feathers of nape streaked with 

 black; a nuchal collar of snuff -brown feathers with large subterminal 

 white spots edged with black; interscapulars and upper back cinnamon 

 coarsely vermiculated with black, each feather edged with mouse gray; 



" Three specimens, including the type. 

 "Four specimens. 



