338 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



brownish, more grayish ; below with the abdominal bars smaller and more 

 numerous; size smaller. 



Other plumages apparently unknown. 



Adult male.—Wmg 90.5-96.5 (93) ; tail 45-50.5 (48.2) ; culmen from 

 base 13.8-15.6 (14.3); tarsus 25-27.9 (26.0); middle toe without claw 

 21.7-23.1 (22.5 mm.). 20 



Adult jemale. — Wing 94.5 ; tail 46 ; culmen — ; tarsus 26.5 ; middle toe 

 without claw 22.5 mm. (1 specimen). 



Range. — Resident in the grassy plains in the northeastern part of 

 Chiapas, the adjacent portion of Tabasco, and probably also the neighbor- 

 ing sections of Guatemala. 



Type locality. — Plains of Chiapas, near Palenque. 



Colinus minor Nelson, Auk, xviii, 1901, 47 (plains of Chiapas, near Palenque ; coll. 



U. S. Nat. Mus.) ; xix, 1902, pi. 14, fig. 3.— Ogilvie-Grant, Ibis, 1903, 111 (crit.). 

 C[olinus] minor Nelson, Auk, xix, 1902, 389 (crit.). 

 O [rtyx] minor Salvin and Godman, Biol. Centr.-Amer., Aves. iii, 1903, 300, in text 



(crit.). 

 Ortyx pectoralis (not of Gould) Salvin and Godman, Biol. Centr.-Amer., Aves, iii, 



1903, 299, part (Palenque, Chiapas). 

 Colinus virginianus minor Peters, Check-list Birds of Wbrld, ii, 1934, 48 (grassy 



plains in the northeastern part of Chiapas and adjacent portion of Tabasco; 



probably also neighboring sections of Guatemala). — Hellmayr and Conover, 



Cat. Birds Amer., i, No. 1, 1942, 244 (syn. ; distr.). — Beodkorb, Misc. Publ. Mus. 



Zool. Univ. Michigan, No. 56, 1943, 31 (Chiapas, Palenque; crit.). 

 Cyrtonyx sp. Rovirosa, La Naturaleza, vii, 1887, 380 (Valle de Baluji and Cerro del 



Limon, Chiapas). 



COLINUS VIRGINIANUS INSIGNIS Nelson 



Guatemalan Bobwhite 



Adult male. — Above very similar to Colinus virginianus godmani but 

 with the forehead, lores, chin, and throat solid black (not white), the 

 superciliaries narrower ; below the entire underparts posterior to the black 

 chin and throat between orange-cinnamon and hazel, the breast feathers 

 with or without blackish margins, the abdomen and sides uniformly hazel ; 

 feathers of thighs, vent, and under tail coverts spotted with white, the 

 spots edged with black. 



Adult jemale. — Very similar to that of C. v. godmani in coloration, but 

 somewhat paler above, the interscapulars with more extensive median 

 cinnamomeous areas, the dark blotches of the upperparts generally smaller 

 and less intense, and the ground color paler and grayer ; and the ventral 

 barrings narrower and paler — -dark sepia to fuscous instead of fuscous- 

 black to blackish. 



Juvenal female. — Like the adult but with the interscapulars without 

 cinnamomeous shaft stripes but broadly barred with dark sepia to fuscous. 



' Five specimens. 



