Todd : A REVISION OF iin Geni I mini i iti i \. 511 



b l . Smaller, wing averaging less than 8s mm. 

 c. Above suffused with olive-brown. 



*/. Larger, wing averaging 83 mm. 1 



</'. Smaller, wing averaging 76 mm ('. passerina /■ 



c l . Above more grayish. 



</. Crown and nape suffused with vinaceous, almost concolor 



with the back C. passerina nana. 



,/'. Crown and nape suffused with plumbeous, contrasting with 

 the hack. 

 e. Plumbeous color and squamation of crown and nape 

 obsolescent. 

 /. Larger, wing averaging 84.5 mm.: coloration brighter. 



C. passerina quitensis. 

 /'. Smaller, wing averaging 79 mm.; coloration darker. 



C. passerina griseola. 

 e l . Plumbeous color and squamation of crown and nape 

 evident. 

 /. Vinaceous areas tinged with lavender-gray. 



g. Under tail-coverts extensively white; base of 



bill yellow C. passerina albiviita. 



g 1 . L T nder tail-coverts merely whitish or grayish; 

 base of hill olive or olive-brown. 



C. passerina antillarum. 

 f 1 . Vinaceous areas usually without any lavender-gray 

 tinge. 

 g. Larger, wing averaging 80 mm. or more, tail 

 56 mm. or more, 

 ft. Basal half or two-thirds of bill crimson. 



C. passerina trochila. 

 h l . Basal half or two-thirds of bill orange or 

 yellow. 



i. Darker C. passerina jamaicensis. 



i 1 . Paler C. passerina insularis. 



h"-. Bill black, sometimes with a little red at 

 the base. 

 i. Darker, more brownish olive above. 

 C. passerina aflavida. 

 i l . Paler, more grayish olive above. 



C. passerina bahamensis. 

 g l . Smaller, wing averaging 78.5 mm.; tail 52 mm. 



C. passerina exigua. 

 a 1 . Breast plain. (C. minuta.) 



b. Paler C. minuta minuta. 



b l . Darker C minuta diodes. 



A 1 . Sides of the tarsus with a narrow line of feathers. (Talpacotia.) 

 a. Remiges black or blackish, with no rufous. 



b. Above vinaceous gray £ ■ buckleyi. 



