400 BIRDS OF BRITI8H GUIANA. 



270. Hylocharis viridiventris. 

 Green-vented Sapphire. 



Hylocharis viridiventris Berl. Ibis, ISSO, p. 113 CMerida) ; Brabourne 



& Chubb, B. S. Anier. i. p. 117, no. 1125, 1912. 

 Ilylocliaris cyanea (nee Vieill.), Salvin, Ibis, 1S85, p. 43G (MeruniL' 



Mts., Caraacusa, Atapurau River, Koraima) ; id. Cat. B. Brit. 



Mus. xvi. p. 246, 1892. 



Adult male. Back and upper wiiig-coverts green, becoming 

 more bronzy on the upper tail-coverts ; tail-feathers steel-l)h]e ; 

 flight-quills brown ; crown oE head, throat, and breast glittering 

 violet ; abdomen and under tail-coverts green ; thighs white. 



Total length 82 mm., culmen 15, wing 49, tail 26. 



The male from which the description is taken was collected on 

 the Bonasika River. 



Adult female. Differs from the adult male chiefly in the absence 

 of the glittering violet on the head, throat, and breast, wliicli is 

 rejilaced by green on the top of the head and by grey on the 

 throat and breast. Wing 47 mm. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Guiana. 



T^ggs. Undescribed from British Guiana. 



Range in British Guiana. Bartica, Bonasika Iviver, Anarica 

 Tviver, Arwye River {McConnell collection^ ; Merume JMountains, 

 Ivamakusa, Kamarang River, Mount Roraiina, Annai ( ]\ J at el if). 



E.xtraUmital Range. North Brazil, Venezuela. 



Habits. Unrecorded in British Guiana. 



271. Hylocharis sapphirina. 

 Guiana Sapphire. 



Trocliihis snpphirinns Gmel. Syst. Nat. i. p. 49G, 1788 (Guiana) ; Cab. 



in Schomb. Reis. Guian. iii. p, 706, 1848. 

 Hylocharis sappliirina Salvin, Ibis, ISSo, p. 4.3G (Bartica Grove, 



Camacusa, Merume Mts., Koraima) ; id. Cat. B. Brit. Mus. xvi. 



p. 245, 1892; Brabourne & Chubb, B. S. Amer. i. p. 117, no. 1127, 



1912. 



Adult male. Head, back, and upper wing-coverts dark bluish 

 green ; the long upper tail-coverts and middle tail-feathers 

 coppery bronze, the outer tail-feathers richer in colour and 



