156 



FRINGILUII/K. 



x'. S ad. s k. 

 y', z'. J ad. sk. 



a. (S ad. sk. 



0. J imm. sk. 



Belize, British Honduras. 

 Izamal, N. Yucatan (G. F. 



Gaunter). 

 Presidio, Mexico, May 18 {A. 



Forrer). 

 Presidio, June 1 (A. Forrer), 



Salvin-Godman Coll. 

 Salvin-Godman Coll. 



Salvin-Godman Coll. 



Salvin-Gudman Coll. 



21. AMAUROSPIZA. 

 Amaurospiza, Cab. J.f. 0. 18b'l, p. 3 



Type. 

 A. concolor. 



Range. Central America, from Costa Rica to Panama ; Ecuador ; 

 Brazil. 



Key to the Species*. 



a. Axillaries and under wing-coverts like the 



breast. 

 a'. Above slaty bluish, the head like the back . concolor, p. 150. 

 V . Above slaty bluish, but the forehead and 



eyebrow slightly paler bluish grey cequatorialis, p. 157. 



b. Axillaries, under wing-coverts, and quill-lining 



white axillaris, p. 157. 



1. Amaurospiza concolor. 



Amaurospiza concolor, Cab. J.f 0. 1863, p. 3; Frantz. J.f. 0. 18G9, 

 p. 301 ; Salv. Ibis, 1869, p. 313 ; id. fy Godm. Biol. Centr.-Amer., 

 Aves, i. p. 350(1885). 



Adult male. General colour above slaty black, or blackish washed 

 with slaty blue, more apparent on the lesser wing-coverts, where, 

 however, it is not sufficiently pronounced to form a shoulder-patch ; 

 quills browner, the secondaries blackish, washed externally with 

 slaty blue like the greater wing-coverts ; tail-feathers blackish, 

 washed externally with slaty blue ; sides of face, ear-coverts, and 

 throat blackish ; rest of under surface of body dull slaty bluish ; 

 axillaries and under wing-coverts like the breast ; quills dusky below, 

 ashy along the edge of the inner web. Total length 4 inches, cul- 

 men 0-4, wing 2*25, tail 1*7, tail 0-7. 



]Iah. Costa Pica to Panama. 



a. $ ad. sk. Paraiso Station, Panama 



( Hughes). 



b. <5 ad. sk. Chiriqui, Panama (Arce). 



Salvin-Godman Coll. 

 Salvin-Godman Coll. 



* So closely allied are these species that I have omitted from the Key those 

 which I have not seen, as it is impossible to determine them from descriptions 

 alone. 



