FAMILY 



ff. Smaller, length 92 mm. (3.60 in.) or less. 



g. Throat gray, lower abdomen and under 



tail coverts white 



Tanagra minuta humilis, female 



gg. Throat yellowish, under tail coverts 

 orange tawny (forehead russet brown, 

 the olive green of upper parts glossed 



with metallic bluish green) 



Tanagra fulvicrissa, female 



cc. With no yellow or yellowish on under parts. 



d. Under parts mainly gray or mainly grass green. 



e. Under parts mainly gray; abdomen white; 

 upper parts gray; wings and tail dusky, 

 the lesser wing coverts bright blue (not 



conspicuous) 



. . Tangara inornata languens, sexes similar 



ee. Under parts mainly grass green; abdomen 

 turquoise blue; upper parts grass green; 

 head (excepting throat) henna; hindneck 



saffron yellow 



Tangara lavinia, sexes similar 



dd. Under parts neither gray nor grass green. 



e. Plumage variegated with black, blue and 

 white, with the crown, hindneck and sides 



of neck golden-buff. 



Tangara larvata ceniralis, (adult, both sexes) 



ee. Upper parts light bluish green; dull white 

 below. . .. Tangara larvata centralis, (young) 



aa. Larger, length 153 mm. (6.00 in.) or more. 



b. Wings and tail bright blue, rest of plumage gray . . 

 Thraupis cana diaconus (both sexes) 



bb. No blue in plumage. 



c. Plumage in part or chiefly some shade of red or 

 rufous. 



d. Rufous above, tawny below 



Tachyphonus rufus, female 



dd. Plumage in part bright red, rose or blood red. 



e. General color dull rose or pinkish red 



Piranga r. rubra, male 



ee. Plumage in part black or very dark brown 

 or dusky. 



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