780 FRINGILLID^. 



1. Nesospiza acunhse. 



Emberiza brasiliensis (nee Gm.), Carmichael, Trans. Linn. Soc. 



xii. p. 496 (1818). 

 Nesospiza acunhse, Cab. J. f. O. 1873, p. 154 ; Selater, Sep. Zool. 



Coll. Voy. H.M.S. < Challenger; ii. Birds, p. 112, pi. 24 (1881). 



Adult. General colour above olive-yellow, streaked with black 

 centres to the feathers, less distinct on the lower back and rump ; 

 lesser wing-coverts uniform olive-yellow ; median and greater coverts, 

 bastard-wing, primary-coverts, and quills dusky brown, edged with 

 olive-yellow, paler at the end of the inner secondaries ; tail-feathers 

 brown, edged with olive-yellow, and much paler along the inner 

 web; crown of head like the back, and similarly streaked; lores 

 dusky, with a line of brighter yellow above them ; eyelid yellow ; 

 ear-coverts olive-yellow, as well as the hinder cheeks, the fore part 

 bright yellow ; throat and under surface of body bright olive-yellow, 

 a little greener on the sides of the body and flanks, the fore neck, 

 breast, and sides of the body narrowly streaked with dusky brown ; 

 thighs and under tail-coverts clear olive-yellow ; under wing-coverts 

 and axillaries dull olive-yellow, with dusky bases ; quills below 

 brown, ashy whitish along the inner edge. Total length 7 - 2 inches, 

 culmen 0-75, wing 3-75, tail 3-0, tarsus 1*7. 



Hah. Islands of Tristan d'Acunha. 



a, b, e. Ad. sk. Inaccessible Island, Oct. 1873. Voy. H.M.S. ' Chal- 

 lenger.' 



88. PHRYGILUS. T 



Phrygilus, Cab. Arch.f. Naturg. x. p. 289 (1844) P. gayi. 



Rhopospina, Cab. Mus. Hein. Th. i. p. 135 (1850) . . P. fruticeti. 



Melanodera, Bp. Cons p. i. p. 470 (1850) P. melanoderus. 



Geospizopsis, Bp. C. B. xlii. p. 955 (1856) P. unicolor. 



Corydospiza, Sundev. Av. Meth. Tent. p. 33 (1872) . . P. alaudinus. 



Range. Throughout the Andean region of South America from 

 Colombia to Tierra del Fuego, Patagonia, and Western Argentine 

 Republic. 



Key to the Species. 



a. With yellow in the plumage. 



a'. Back olive-yellow or orange-brown. [785. 



a". Head grey ; throat grey gayi and allies, pp. 781- 



b". Head and throat black atriceps, p. 786. 



b\ Back grey like the head, or brown ; throat 

 black, 

 c". Back brown, washed with olive-yellow ; 



head grey ; cheek-stripe white melanoderus, p. 786. 



d". Back clear grey, as also the head ; cheek- 

 stripe yellow xanthogrammus, p. 789. 



b. With no yellow in the plumage. 

 c'. With the throat black. 



e". Larger; abdomen grey; under tail- 

 coverts white fruticeti, p. 790. 



