Species of the Genus Pipra. 39 



Habitat. Known only from Cayenne* (specim. in various 

 collections : Mus. Brit., Vindob., Tring, H. v. Berlepsch,&c). 



cJ ad. (Cayenne: Mus. Tring). — Forehead milky white, 

 bordered posteriorly by a slight pale bluish line; whole 

 crown, sides of the head, back, wings, tail, throat, and breast 

 velvety black; rump and upper-tail-coverts cerulean blue, 

 the base of the feathers black. Whole abdomen, under- 

 tail-coverts, and a small patch in the middle of the fore-neck 

 bright clear yellow. Axillaries and under-wing-coverts 

 black. Bill black, lower mandible more brownish; feet dark 

 horn-coloured. 



Four males measure: — Wing 5] -53; tail 26-28; bill 

 8|-9 mm. 



? ad. (Cayenne; collected by G.K.Cherrie: Mus. Tring). — ■ 

 Exactly like that of P. suavissima, but readily distinguishable 

 by having the forehead and crown bright grass-green like the 

 back. Wing 53 ; tail 27; bill 9 mm. 



The male differs from P. suavissima in the following 

 points : — The white patch on the head is confined to the 

 forehead; the abdomen and under-tail-coverts are clear 

 yellow ; the blue of the rump is decidedly darker. Besides, 

 there is a distinct yellow spot on the fore-neck, not to be 

 seen in the species of British Guiana. 



15. Pipra gracilis. 



Pipra gracilis Hellmayr, Verhandl. zool.-bot. Gesellsch. 

 Wien, 1903, p. 202 [Engenho do Gama, Matto Grosso]. 



Pipra nattereri Pelzeln, Zur Orn. Brasil. ii. (1868) p. 127 

 [part. ; ? ex Engenho do Gama]. 



Habitat. W. Brazil, Mattogrosso : Engenho do Gama, 

 R. Guapore (Natterer coll.). 



Typical locality. Engenho do Gama. 



Type in Mus. Vindob., no. 15815, " ? » ad. " Eng. do 

 Gama, 10 August, 1826" : Natterer coll. 



Whole upper surface light grass-green; upper-wing-coverts, 

 wing- and tail-feathers dusky, bright grass-green on the 



* Dasyn B naparte, Bull. Soc. Linn. Normandie (Caen), 



ii. (1857) p. .".7. 



