424 BIRPS OF BRITISH GUIANA. 



2>>1. Calliph-lox amethystina. 

 The Amethyst. 



Trochili/s amethystinus Bodd. Tabl. PL Enl. p. 41, 17S3 (Cayenne). 

 Calliphlox omethystina Salvin, Ibis. 1885, p. 434 (Mei-ume Mts., 



Roraima) ; id. Cat. B. Brit. Mus. xvi. p. 386, 1892 (Demerara) ; 



Brabourne & Chubb, B. S. Amer. i. p. 145, no. 1841, 1912. 



Adult male. General colour above bronze-green ; fliorbt- feathers 

 brown ; tail-feathers brown edged with cinnamon on the inner 

 webs ; throat amethyst followed by dull white ; abdomen rusty 

 brown. 



Total length 85 mm., culmen 16, wing 38, tail 32. 



The male from which the description is taken is in the British 

 Museum, and was collected by Whitely on the Kamarang River 

 in August 1885 — Balston collection. 



Adult female. Bronzy green above ; throat dull white, sides of 

 neck brown; abdomen washed with chestnut. Wing 39 mm. 



The female described was collected on the Kamuni River. 



Breeding-season. Unknown in British Guiana. 



Xest. Unrecorded in British Guiana. 



Kgcfs. Undescribed from British Guiana. 



Ranqe in British Guiana. Kamuni River, Merume Mountains, 

 Mount Roraima ( Whitehj). 



K.vtralimital Range. Cayenne (Boddaert), Trinidad, Venezuela, 

 East Ecuador, Brazil. 



Habits. Unrecorded in British Guiana. 



Genus LOPHORNIS Less. 



Lophornis Les.son, Traite dOrn. p. 284. 1S30. Tvpe Z. ornatus 

 (Bodd.). 



This genus is distinguished by the occii^ital crest, the ornamental 

 tufts on the sides of the face, and the rounded and emarginated tail. 



Key to the Sj>ecies. 



A. Crest and ornamental feathei*s on the sides of 



the face rufous; throat bright green L. ornatus. p. 425. 



B. Crest and omamental feathers on tlie sides of 



the face gnvn ; throat black L. jio roni iiii.^. \). 120. 



