Birds of Indiana. 909 



c^. Bill less stout, its depth at base less than length of hind toe with claw. 

 d^. Nasal plumules long, covering a third or more of upper mandible; bill 

 stout, about one-half the length of head. Pinicola. 119 



d^. Nasal plumules, if present, covering less than one-third of upper 

 mandible, 

 e^. Gonys distinctly convex in profile; plumage streaked above, not be- 

 low ; no white, red, yellow or blue. Passer. 127 

 e'. Gonys straight or nearly so. 



P. Primaries much longer than secondaries, exceeding them by the 

 length of the tarsus or more. 

 g^. Wing five times as long as short tarsus or more; under wing cov- 

 erts red or yellow. 

 A'. Length 6.00 or more ; wing over 3.50; plumage mostly white; 

 hind claw nearly as long as bill. Plicteophenax. 124 



h^. Length under 6.00 ; wing under 3.50; tail forked. 



i'. Nasal tufts nearly one-third the length of bill; tail feathers 



without white or yellow; adult plumage with more or less 



red. AcANTHis. 122 



i^. Nasal tufts short or none ; tail feathers blotcbed with white 



or yellow ; adult plumage with more or less yellow. 



Spinus. 123 

 g'. Wing not five times as long as tarsus. 



p. Under wing coverts without red or yellow; bill not very 

 stout. 

 k^. Depth of bill at base about equal to exposed culmen ; 

 nostrils partly covered by small tufts ; no white on tail ; 

 male more or less red. Cakpodacus. 120 



k^. Depth of bill at base decidedly less than length of cul- 

 men , tail partly white ; no red. 

 l^. Tail forked, middle feathers pointed ; hind claw nearly 

 as long as bill, rather straight, 

 m^ Tail feathers, except middle pair, white ; all, except 

 outer pair, squarely tipped with black. 



Ehynchophanes. 

 m^. Tail feathers not squarely tipped with black. 



Caloakius. 125 

 P. Tail rounded ; middle feathers not pointed ; hind claw 

 short and curved. Chondestes. 129 



j'. Under wing coverts red or yellow ; bill very stout. 



Habia. 138 

 f. Primaries not much longer than secondaries, exceeding them by 

 less than the length of tarsus ; plumage with no red. 



n^. Colors generally blue, brown or greenish ; not de- 

 cidedly streaked or spotted. 

 0^. Length over 6.00; bill very stout; male blue 

 with chestnut on wings; female plain brown. 



GUIBACA. 139 

 0^. Length under 6.00; bill not very stout. 

 p^. Male with blue or green; female mainly 

 brown. Passebina. 140 



