496 BIRDS OF BRITISH GUIANA. 



Range in British Guiana. Takntu Mountains, Rupununi River 

 (^McConnell collection). 



Extralimital Range. Surinam (Penard), North Brazil. 

 Habits. Unrecorded in British Guiana. 



661. Tanagra cMorotica. 

 Purple-throated Euphonia. 



Tanafjra chlorotica Linn. Svst. Nat. i. p. 317, 17G6 ("Cayania"); 



Br.ihourne & Chubb, B. S. Amer. i. p. 399, no. 4U)o, 1912. 

 Euplionia cliloroticn Sclater, Cat. B. Brit. INIus. xi. p. Gi, 18SG 



(Denierara) ; Beebe, Our Search for a Wilderness, p. 319, 1910 



(Areniu lliver). 



Adult male. Crown of head, sides of face, hind-neck, sides of 

 neck, and sides of breast dark pnrjde with a violet tinge in certain 

 lights ; back, scapulars, upper tail-coverts, and upper wing-coverts 

 steel-blue ; bastard-wing, primary-coverts, and flight-quills black, 

 a large patch of white on the inner webs of the flight-qnills com- 

 mencing on the fourth outer primary, which becomes much more 

 extensive on the secondaries, the three onter primaries margined 

 with smoke-brown on the inner webs; tail blue-black, the two 

 outer feathers larirelv marked with white on the inner webs : f(jre 

 part of the head to the line of the eyes orange-yellow like the 

 throat, breast, sides of body, abdomen, and under tail-coverts ; 

 axillaries yellow; marginal under wing-coverts black, the 

 remainder white like the inner lining of the quills below, the 

 remainder of which are blackish ; lower aspect of tail black, with 

 wliite on the two outer feathers. 



Total length 91 mm., ex})osed culmen 8, wing 55, tail 29, 

 tarsus 15, 



The specimen from which the description is taken was collected 

 on the Su})enaam River in 1913. 



Adult female. General colour of the up])er surface olive-green ; 

 inner webs of flight-quills blackish margined with white; tail- 

 feathers blackish with more or less white on some of the lateral 

 ones ; throat, middle of abdomen, thighs, and under tail-coverts 

 pale ash-grey; l)reast and sides of body greenish yellow ; axillaries 

 pide lemon-yellow ; under wing-coverts white ; under surface of 

 flight-quills blackish brown with white margins ; lower aspect of 

 tail dark brown, somewhat paler at the tips of some of the outer 

 feathers. AVin<r 50 mm. 



