PACNis. 479 



651. Dacnis bicolor. 



Blue-grey Honey-Ckebper. 



Sylvia hicolor Vieill. Ois. d'Amer. Sept. ii. p. 32, pi. 90, 1807 



(Cayenne). 

 Dacnis plv/mbea Sclater, Cat. B. Brit. Mus. xl. p. 26, 1886. 

 Dacnis bicolor Brabom-ne <^ Chubb, B. S. Amer. i. p. 396, no. 4076, 



1912. 



Adult male. Crown of head, entire back, wings, and tail greyish 

 blue ; inner webs of flight-quills hair-brown with paler inner 

 edges; inner webs of tail-feathers dark brown; sides of fiice, 

 ihroat, breast, and sides of body ash-grey ; abdomen, vent, and 

 under tail-coverts cream-wliite like the axillaries, under wing- 

 coverts, and inner edges of flight-quills below ; lower aspect of 

 tail and under surface of flight-quills hair-brown. 



Total length 112 mm., exposed cuhneu 10, wing 61, tail 44, 

 tarsus 16. 



The specimen described was collected on the Abary River in 

 July 1906. 



Adult female. General colour above yellowish olive-brown, 

 including the crown of the head,, entire back, and lesser upper 

 wing-coverts ; median and greater upper wing-coverts rather 

 darker than the back with slightly paler margins like the inner- 

 most secondaries ; inner webs of flight-quills hair-brown with 

 whitish margins ; tail olive-brown ; sides of face, throat, and 

 entire under surface lemon-yellow, including the axillaries; under 

 wing-coverts and inner edges of quills below white ; under surface 

 of flight-qcills and lower aspect of tail pale liair-brown. ^Ving 

 59 mm. 



The female from wliicli the description is taken was collected 

 on the Abary River in November 1906. 



Breeding-season. Unknown in British Guiana. 



Nest. Unrecorded in British Graiana. 



Eggs. Undescribed from British Guiana. 



Range in British Guiana. Bartica, Abary River (McConnell 

 collection) . 



Extralimital Range. Surinam (Penard), Cayenne {Vieillot), 

 Trinidad, Venezuela, Brazil, Peru. 



Habits. Unrecorded in British Guiana. 



