PETASOPHORA. 407 



jXest. Unrecorded. 



J^ggs. Undescribed. 



Range. Confined to British' Guiana : Mount Eoraima (il7cCo>n)(??/ 

 collection) ; Mount Eoraima, 5000 to 6000 £t. [Whitelu). 



Habits. Schomburgk states (Reis. Guian. iii. p. 707) that he 

 only obtained one specimen of tliis l^eautiful Huniminp;-bird in 

 the Roraima Mountains at an altitude of GOOO feet ; it was hovering 

 round isolated flowerino- bushes. The "Arekunas" call it Tukui — 

 a name they apply to nearly all the Humming-birds. 



276. Petasophora delphinae. 



Brown Violet-Ear. 



Oniismya deJj^liince Lesson, Rev. Zool. 1839, p. 41 (Guiana). 

 JBeiasophora deJpldnae Salvin, Ibis, 1S85, p. 434 (Roraima, Merume 



Mts.) ; id. Cat. B. Brit, Mus. xvi. p. Ill, 1892 ; Brabourne & 



Chubb, B. S. Amer. i. p. 123, no. 118S, 1912, 



Adult female. Dusky brown above and below ; sides of rump 

 and upper tail-coverts rufous with dark centres to the feathers ; 

 tail brown with a dark subapical band; an elongated patch of 

 green feathers on the throat ; under tail-feathers pale rufous ; 

 ear-coverts shining purple. 



Total length 111 mm., culmen 18, wing 71, tail 39, 



The female described was collected by Mr. McConnell on the 

 Mazaruni River. 



An immature bird from the Anarika River has all the feathers 

 on the upper surface edged with rufous, including the median 

 tail-feathers. 



Adult male. Similar to the adult female, but rather larger. 

 Wing 80 mm. 



The description of the male is taken from a specimen in the 

 British Museum, collected by Whitely at the Merume Mountains, 

 on the 30th of June, 1881 — Salvin-Godman collection. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana, 



Eggs. Undescribed from British Guiana. 



Range in British Gniana. Mazaruni River, Anarika River 

 {Mc(.'onnell collection) ; Monnt ]{oraima, Merume Mountains 

 {Whitelg). 



Kxtralimilcd Range. Venezuela, Trinidad, Ecuador, Peru, 

 Colombia, and Central America to (iuatemala. 



JIahits. Unrecor(hMl in Jiiitish Cluiana. 



