52. LOPHORTYX. 4<)'6 



Ili/brid bit we a ],ophort3'x califoruicus and L. gambeli. 



Lophortyx graiubeli X L. califoruicus, Henshaw, Auk, ii. p. 247 

 (I880) [Sau Gori^onio Pass, 8. C'alifornia]. 



a,b. d ad. sk. Aijiia Calionto, San Gorgonio Pass, Salvin-Goduian Coll. 

 San Bernardino, Gal., March {11. 

 B. Her roil). 



2. Lophortyx gamtieli. 



Lophortvx gambeli, Nutt., Gambd, P. Ac. Fhilad. 1843, p. 260 [West 

 of California]; McCall, P. Ac. Philad. v. p. 221 (1851) ; Baird, 

 U. S. lV Mex. Surv., Birds, p. 23 (1859) ; id. B. N. Amer. p. 645 

 (1860) ; Dresser, Ibis, 186G, p. 28 [S. Texas] ; Cuues, Ibis, 1866, 

 p. 4(3 [Arizona], p. 202 [Colorado Valley], p. 205 [Soda Lake] ; id. 

 P. Ac. Phi/ad. 1800, p. 94 ; Coop. Calif. Orn. i. p. 553 (1870) ; 

 Corns, Keii N. Am. B. p. 238 (1872); id. B. N.- West, -p. 432 

 (1874) ; Baird, Brew., ^y Eidffiv. B. N. Am. iii. pp. 482, 523 

 (1874) ; Breicst. Bull. Nuft. Orn. C. viii. p. 32 (1883) [Tucson, 

 Arizona] ; Coues, Key N. Am. B. p. 593 (1884) ; Balding, P. U. S. 

 Nat. Mas. vi. p. 344 (1884) [Sonora] ; Stephens, Auk, i. p. 355 

 (1884) [Colorado Desert], ii. pp. 228, 231 (1885) [Arizona]. 



Callipepla venusta, Gould, P. Z. S. 1846, p. 70 [California]. 



Callipepla pambeli, Gambel, Journ. Acad. Philad. (n. s.) i. p. 219 

 (1849) ; Gould, Mon. Odontoph. pt. iii. pi. 17 (1850) ; Cassin, III. 

 B. Cal. i. p. 45, pi. ix. (1853) ; Gray, List Gallince Brit. Mus. p. 79 

 (1807) ; id. Hand-l. B. ii. p. 274 (1870) ; Scott, Auk, iii. p. 388 

 (1886) [Arizona]; A.O.U.Check-list,^. 170(1886) ; Ridyw. Man. 

 N. Am.. B. p. 193 (1887) ; Johnson, Auk, vi. p. 280 (1889) [Palm 

 Springs, Cat.]; Beldiny, Occa.<. Pap. Cal. Ac. Sci. ii. p. 14 (1890); 

 Stephens, Auk, vii. p. 297 (1890) [Colorado Desert] ; Bendire, 

 N. Am. B. p. 29, pi. i. tigs. 11-14 (1892) ; Wall, Auk, x. p. 204 

 (1893) [San Bernardino, Cal.]. 



Loj)liortyx califoruicus, Coues (iiec Shaw Sf Nodd.), Ibis, 1865, p. 165 

 [Arizona] ; Dresser, Ibis, 1860, p. 27 [Devil's River]. 



Adult male is at onco to be distinguished from L. californicus by 

 having the forehead bhicker ; the back of the head chestnut; the 

 feathers of the back of the neck witliout subtermiual white spots ; 

 the chest with dark .shafts ; the middle of the belly black ; the 

 feathers of the breast and belly without black margins, and the 

 feathers of the .sides deep chestnut instead of grey. Total length 

 9-8 inches, wing o. tail 4, tarsus 1-3, middle toe and daw 1-55. 



Adult femah'. Differs from the female of L. californicus in having 

 the crest considerably more developed, the back of the neck without 

 •white spots, the chest with dark shafts, the feathers of the breast 

 and belly not margined with black, and the flanks chestnut. Total 

 length 9-2 inches, wing 4'0, tail 3-9, tarsus 1'3, middle toe and 

 claw 1-45. 



A young male differs from the adult much in the .same points 

 mentioned for the young of L. californicus, but the crest is deep 

 chestnut, and the crown of the head is washed with the same 

 colour ; there are also traces of the chestnut sides and flanks and 

 the black patch on the belly of the adult. 



2d J 



