422 PHASIANID^. 



head is entirely black ; otherwise the markings of the head, chin, 

 and throat are very similar. The upper chest is black, most of the 

 feathers with a white bar across the basal half ; the rest of the 

 nnderparts are uniform pale rufous chestnut. Total length 7-7 inches, 

 wing 4, tail 2-1, tarsus 1-1, middle toe and claw 1-25. 



In a specimen which appears to be a younger bird the black 

 feathers of the chest are devoid of white cross-bars, and the thighs 

 and under tail-coverts are similar to those of the adult female. 



Achdt female. Very similar to the female of 0. texanus, but the 

 general colour of the upper parts is darker and browner and the 

 black markings on the nnderparts are heavier. Total length 7"6 

 inches, wing 4, tail 2-1, tarsus I'l, middle toe and claw 1-25. 



Hah. Vera Cruz, Eastern Mexico. 



a. cJ nr. ad. sk. Mexico. Purchased of M. Verreaux. 



b, c. $ ad. sk. Mexico. Gould Coll. 



d. d ad. sk. Jalapa, Vera Cruz, Salviu-Godman Coll. 



Mexico (de Oca). 



4. Ortyx graysoni. 



Ortyx gTaysoni, Lawrence, Ann. Lye. N. York, viii. p. 476 (1867) 



[Guadalaxara, W. Mexico]. 

 Colinus graysoni, Strjn. Auk, ii. p. 45 (1885) ; A. O. V. Check-list, 



p. 168 (188G) ; Ruigw. Man. N. Am. B. p. 189 (1887J. 



Adult male. Differs chiefly from the male of 0. pectoralis in 

 having the black round the base of the throat reduced to a band 

 and not extending over the upper chest, which is dul] rufous chest- 

 nut like the rest of the uuderparts. Total length 78 inches, wing 

 4-5, tail 2-5, tarsus 1-2, middle toe and claw 1-4. 



In youm/er males the feathers of the top of the head are 

 irregularly "edged with wliitish or buff; the wings and back are 

 more coarsely barred with white, and the feathers of the thighs are 

 spotted at the extremity of each web with white edged internally 

 with black. Total length 7-7 inches, wing 4-3, tail 2-3, tarsus 1-15, 

 middle toe and claw 1'3. 



The female resembles that of 0. j^ectoralts, but is somewhat 

 larger. 



Hab. State of Jalisco, W. Mexico. 



a. (S nr. ad. sk. Santana, near Guadalajara, Salvin-Godman Coll. 



Jalisco, Mexico ( W. Lloyd) . 

 b c. (S ad. sk. et LakeChapala, Jalisco, Mexico, Salvin-Godman Coll. 

 ' nr. ad. sk. Aug. ( W. B. Richardson). 



d. 9 ad. sk. Mexico. Purchased of M.Ver- 



reaux. 



5. Ortyx ridgwayi. 



? Ortyx graysoni, Stephens {nee Laivr.), Auk, ii. p. 227 (1885) [Tucson, 



Arizona]. 

 Colinus ridgwayi, Brewst. Auk, ii. p. 190 (1885) [S. of Sasabp, 



Sonora, Mexico] ; Stephens, Auk, ii. p. 2i'8(1885) ; Brown, Forest 



