BIBDS OF NOBTH AND MIDDLE AMBEIOA. 



801 



L under parts cinnamon-rufous or rufoscent brown, the white por- 



)ns often tinged or suffused with buff or ochraceous." 



Young (of all phases). — Similar to adults, but pileum without 



3tinct (if any) streaks. 



Adult male.— Length (skins), 138-170 (159); wing, 86.5-97 (92.1); 



il, 52.5-65.5 (59.7); culmen, from cere, 9.5-12 (11).^ 



Adult female.— Length (skins), 155-180 (166); wing, 93-102.5 



7.1); tail, 55.5-69.5 (62.5); culmen, from cere, 10.5-13 (11.6)." 



Lower Rio Grande Valley in southern Texas (Brownsville and Fort 



rown, Cameron County; Hidalgo and Lomita Ranch, Hidalgo 



)unty) and southern Arizona (Camp LoweU; Tucs6n; Rillito 



•eek, near Tucs6n; New River; Casa Grande; mountains of Pima 



" In more richly colored specimens. 

 b Thirty-two specimons. 

 c Twenty-one specimens. 



Locality. 



Wing. 



Calmen, 

 from 



MALES. 



renadalt males from Texas 



vo adult males from Vera Cruz 



te adult male from Oaxaca 



le adult male from Guerrero 



VB adult males from Sonora 



leadult male from Tepio 



ven adult males from Yucatan 



le adult male from Honduras 



iree adult males from Salvador 



leadult male from Nicaragua 



tree adult males from Costa Ilica 



cadultmales from Colombia (Bonda, Santa Marta)—C.!i. ? 



le adult male from Venezuela ( Puerto Cabello)— G.i. ? 



le adult malefrom Margarita Jsland= (7. &. ? 



iree adult males from Trinidad= G.b. plmlsenoides 



jee adult males from Peru (Monoouelio) 



le adult male from s. w. Brazil (Chapada, Mattogrosso)= G.b. ? 



FEMALES. 



cadultfemalesfrom Texas 



ro adult females from Vera Cruz 



16 adultfemalefrom Jalisco 



leadultfemalefromSinaloa 



TO adult females from Sonora 



eadult femalefrom Arizona , 



ro adult femalesfrom Yucatan 



'0 adultfemalesfrom Salvador 



ur adult females from Costa Eica 



e adult female from Venezuela (Rio Aurare)— O. b. ? 



6 adultfemalefrom Peru (Hacienda Limon)=> G. b. ? 



eadultfemalefrom s. w. Brazil (Chapada, Mattogrosso) 



92.2 



94 



94 



94 



90.6 



91.5 



89.2 



97 



93 



95.6 



96.2 



94.1 



91 



96 



97.5 



93.8 



94 



97.2 

 96 

 95.5 

 94 

 97.2 

 97 

 94.7 

 100 

 98.2 

 97.5 

 98 

 97.5 



62.4 



60 



58 



68 



60.5 



62 



68.6 



62.5 



67.5 



69.5 



59 



69.2 



64 



62.5 



69.6 



63.7 



68 



63.8 



62.2 



68 



62.6 



65.6 



67 



62.2 



62 



59.6 



61 



66 



65 



10.8 



10.7 



12 



11 



10.8 



11 



10.9 



11.5 



11.2 



11 



11.5 



11.8 



11.6 



13 



U.3 



10.8 



10.5 



11.5 



12 



10.6 



11 



11 



11 



11.7 



12.2 



12 



12.5 



11.5 



11.5 



Some of the specimens from Yucatan have very narrow streaks on the under parts 

 t others are quite normal in this respect. 



3622°— Bull. 50, pt 6—14 51 



