CERATOriPRA. 253 



find subequal, the first intermediate in length between the fourth 

 and fifth. The tail is square at the tip and nearly two-thirds the 

 length of the wing. The tarsus is slightly less than half the length 

 of the tail, and the hind toe and claw about equal in length to 

 the middle toe and claw. Coloration : male and female entirely 

 diff'erent. 



Key to the Species. 



A. Throat red 0. corm/fa, -p. 253. 



B. Throat black C. iracunda, p. 25-1. 



515. Ceratopipra cornuta. 



Scarlet-headed Manakin. 



Pijyra cornuta Spix, Aves Brasiliensis, ii. p. 5, p]. 7. fig. 2, 1825 ("in 

 S3dvis fl. Amazonmn ") ; Cab. in Schomb. Keis. Guian. iii. p. 696, 

 1848 ; Salvin, Ibis, 1885, p. 299 (Roraima, 3500-3700 ft.). 



Ceratopipra cornuta Bonap. Vol. Anisod. p. 6, 1854 ; Sclater, Cat. B. 

 Brit. Mus. xiv. p. 288, 1888 (Roraima) ; Brabom-ne & Chiibb, B. S. 

 Amer. i. p. 309, no. 3153, 1912. 



Adult male. General colour above and below glossy blue-black ; 

 crown of head, occipital crest, sides of face, throat, and thighs 

 bright red ; inner webs of flight-quills dark brown ; axillaries and 

 under wing-coverts yellowish olive- green slightly tinged with red 

 on the outer margin of the wing below ; under surface of flight- 

 quills and tail-feathers blackish. 



Total length 125 mm., exposed portion of cuimen 9, wing &S, 

 tail 41, tarsus 18. 



The male described was collected by Mr. McConnell during his 

 expedition to Mount Roraima in October 1898. 



Adult female. General colour above olive-green ; inner webs of 

 flight-quills dark brown margined with white ; breast dull olive- 

 green ; throat and under tail-coverts dull lemon-yellow ; middle 

 of abdomen, axillaries, and under wing-coverts whitish yellow ; 

 under surface of flight-quills and lower asjiect of tail })ale brown. 

 Wing 67 mm. 



The description of the female is taken from an example also 

 collected at Mount Roraima by Mr. McConnell during his ex- 

 pedition in October 1898. 



Breeding-season. Unknown in British Guiana. 



JSest. Unrecorded in British Guiana. 



Kfjgs. Undescribed from British Guiana. 



