352 NORTH AMERICAN BIRDS. 



b*. Feathers of throat spotted with white beneath surface ; averaging larger, 

 the bill especially; iris with an outer ring of grayish blue; length (fresh) 

 17.40-21.75, wing 7.30-8.40 (7.93), tail 9.30-11.95 (10.65), exposed cul- 

 men 1.15-1.42 (1.26), tarsus 1.70-1.92 (1.82). Eggs 1.30 X .91. Hab. 

 Western North America (except California), from New Mexico and 

 Arizona to Alaska, east to Eocky Mountains (casually to Michigan 

 and northern Illinois ?). 



475. P. pica hudsonica (SAB.). American Magpie, 

 fl*. Bill and naked skin of orbital region bright yellow. 



Otherwise like P. hudsonica, but averaging decidedly smaller ; length 

 about 16.00-18.00, wing 7.20-7.70 (7.38), tail 9.30-10.30 (9.68), exposed 

 culmen 1.04-1.17 (1.11), tarsus 1.63-1.89 (1.82). Eggs 1.23 X -87. Hab. 

 California 476. P. nuttalli AUD. Yellow-billed Magpie. 



GENUS PSILORHINUS EtippELL. 1 (Page 350, pi. XCYIL, fig. 2.) 



Species. 

 COMMON CHARACTERS. Above uniform brown, darker on head, and becoming 



7 O 



grayish on tail ;^chin, throat, and chest uniform brown, the remaining lower parts 

 varying from pale brown to white. 



a 1 . No white on tail. 



Adult: Head, neck, and chest uniform dark brown, gradually changing 

 into a lighter shade of the same on upper parts, and into still paler 

 grayish brown, brownish gray, or isabella-color (rarely whitish) on 

 lower parts ; bill and feet varying from black to yellow. Young : 

 Scarcely different from adult, except in texture of plumage. Length 

 about 16.00-18.00, wing 8.00-8.50, tail 8.25-9.30. Hab. Eastern Mexico, 

 north to the Eio Grande Valley, south to Tehuantepec. 



fi. morio (WAGL.). Brown Jay." 

 a 2 . Tail-feathers, except middle pair, broadly tipped with white. 



b 1 . A distinct malar patch of light bluish gray; belly and under tail-coverts 

 whitish ; length about 16.00-18.00, wing 7.60-8.40, tail 8.50-8.90. Hab. 

 Eastern Mexico (Mirador) and coast of Honduras (Pearl Bay, Mosquito 

 coast). 



P. cyanogenys GRAY. Blue-cheeked Brown Jay. 8 



b 2 . No grayish blue malar patch ; otherwise like P. cyanogenys ; length about 

 15.00-16.00, wing 7.30-8.20, tail 7.60-8.80. Hab. Southern Mexico to 

 Costa Eica. 



P. mexicanus Riipp. White-tailed Brown Jay. 4 



1 Prilorhimu RVpp., Mus. Senckenb. 1837, 188. Type, P. mexicanu ROpp. 

 1 Pica morio WAGL., Isis, 1829, 751. Ptilorhfnut morio GHAT, Gen. B. ii. 1849, 308. 



8 Ptilorhinus cyanogenys SHARPE, Cat. B. Brit. Mus. iii. 1877, 140, pi. 9 (ex GRAY, Hand-list, ii. p. 6, deter. 

 *ulla). 



* Psilorhinui mexicanut RVpp., Mus. Senckenb. 1837, 189, pi. 11, fig. 2. 



