706 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



coverts usually having indistinct transverse mottlings or vermicula- 

 tions of grayish brown or dusky; outer webs of exterior scapulars 

 pale buff to buffy white, margmed with black terminally, pattern of 

 larger wing-coverts, remiges, and rectrices as in the gray phase, but 

 the color of both darker and lighter markings more rufescent or cin- 

 namomeous; face light cinnamon-rufous, sometimes intermixed with 

 buffy white; chin immaculate dull white or buffy white; throat pale 

 cinnamon-rufous streaked with dusky; rest of under parts white (the 

 plumage suffused with light cinnamon-buff beneath surface), with 

 conspicuous mesial streaks of black, these broadest (spot-like) on 

 breast, and here and there throwing off on each side narrow bars of 

 black, often in pairs, enclosing between them a space of light 

 cinnamon-rufous; thighs plain light cinnamon-rufous, passing into 

 pale cinnamon-buff on legs. 



Young. — Remiges and rectrices (if developed) as in adults; rest of 

 upper parts as in adults but black streaks indistinct (obsolete in some 

 places) ; under parts pale cinnamon-buff deepening into Hght cinna- 

 mon-rufous on chest and throat, the breast, sides, and flanks with 

 narrow and indistinct bars of dusky. 



Adult maZe.— Length (skins), 150-193 (175); wing, 139.5-151.5 

 (143.2); tail, 64-75.5 (69.7); cuhnen, from cere, 10.5-13.5 (12.1).« 



Adult female.— Length (skins), 164-199 (189); wing, 141-151 

 (145.7); taU, 68.5-75.5 (71.5); culmen, from cere, 11.5-13 (12.2).^ 



Southern Arizona (Huachuca Mountains; west side San Luis 

 Mountains; San Pedro slope of Sierra de Catalina; Fort Lowell), 

 and southward through Mexico, in States of Chihudhua (El Carmen), 

 Durango (Rio Sestin), Jalisco (Los Masos, 5,800 feet; La Pisagua), 

 Michoac^n (Patzcuaro), Guerrero (Omilteme, 8,000 feet), Mexico 

 (Chimalpa; Ajusco), Puebla (Zentla), and Oaxaca (IJa Parada), and 

 Territory of Tepic (Sierra Madre) to highlands of Guatemala (CobS,n; 

 Duenas; Volcdn de Fuego above Calderas; San Bernardino in Mon- 



« Fourteen specimens. 



f> Nine specimens. 



Locality. 



MALES. 



Six adult males from Arizona 144.1 69.8 11.8 



Six adult males from Mexico (chiefly from Durango and Jalisco) 141.3 69.4 12.3 



One adult male from Guatemala (Toyabaj, Quiche) 146 68 13 



FEMALES. 



Five adult females from Arizona 144 71.5 12.2 



Three adult females from Mexico 148.2 72.5 12 



One adult female from Guatemala (Villa Nueva) 147 70 12.5 



Culmen 

 from 

 cere. 



