108 CHECK-LIST OF NORTH AMERICAN BIRDS. 
[B—, C—, R 4814, C—.] 
Geoc. Dist. — Sierra Nevada (both slopes), east to Panamint 
Mountains, and to Mount Magruder, Nevada; south in the coast 
ranges from San Francisco Bay to Lower California (Campos). 
292 6. Oreortyx pictus confinis ANTHONY. 4, 
San Pedro Partridge. 
Oreortyx picta confinis ANTHONY, Proc. Cal. Ac. Sci. 2d. ser. II. 
Oct. 11,1389, 7.4. 
[B—, C—, R—, C—.] 
Groc. Dist.— San Pedro Mountains, Lower California. 
Genus CALLIPEPLA Wac Ler. 
SuBGENUS CALLIPEPLA. 
Callipepla WAGLER, Isis, 1832, 277. Type, C. strenua WAGL. 
= Ortyx squamatus V1G. 
293. Callipepla squamata (VIG.). 
Sealed Partridge. 
Ortyx sguamatus Vic. Zool. Jour. V. 1830, 275. 
Callipepla sgquamata GRay, List Gen. B. ed. 1, 1840, 61. 
[B 476, C 393, R 484, C 577.] 
Groc. Dist.— Tablelands of Mexico, from the valley of Mexico, 
north to central and western Texas, Santa Fé, New Mexico, and 
southern Arizona. 
293 a. Callipepla squamata castanogastris Brewst. 
Chestnut-bellied Scaled Partridge. 
Callipepla squamata castanogastris Brewst. Bull. Nutt. Orn. 
Club, VIII. Jan. 1883, 34. 
[B—, C—, R—, C— ] 
Geroc. Dist.— Northeastern Mexico and Lower Rio Grande Valley 
in Texas. 
