274 FOEMICASlID^. 



■wings and tail brown ; wing-coverts blackish, with broad ferru- 

 ginous edgings: beneatli ferruginons-red; flanks and crissum dusky. 

 llah. Guiana and Amazonia. 



(I, h. S 9- ad. sk. Cayenne. Sclater Coll. 



c. (S jr. sk. Cayenne. Eyton Coll. 



d. (S jr. sk. Cayenne. Purchased. 



e. $ iul. sk. Oyapoc, Cayenne. Turehased. 



f,9- 6 2 111. sk. Pdo Negro, 'Brazil {Natierer). Sahiu-Godinan Coll. 



h. c? ad. sk. S. America. Gould Coll. 



i. 2 ad. sk. Brazil (?). E. Wilson, Esq. [P.]. 



/. cJ ad. sk. Nauta, E. Peru. E. Bartlett [C.J. 



2. Percnostola minor. 



Percuostola minor. Pet. Orn. Brus. pp. 8G, 150 ; <St7. et Sale. 

 Komencl. p. 73. 



Similar to P. funehris, but smaller ; head less crested : female 

 with narrower ferruginous edgings to the wing-covcrts and paler 

 beneath : whole length 5-5 inches, wing 2-7, tail 1-S. 



Hah. llio Negro district of Lower Amazonia. 



a, b. cJad. ; c. Marabitanas, Rio Negro, Sclater Coll. \ 



c7. $ad..sk. Brazil (A^ffffe/rr). /(Authentic 



e,f. cJ $ ad. Marabitanas, Rio Negro, Salvin-God- T specimens.) 

 Brazil (Nafterer). man Coll. J 



3. Percnostola fortis. 



Percnostola fortis, Scl. et Salo. P. Z. S. 18G7, p. 980, pi. xly., et 1873, 

 p. 27o (E. Peru) ; tid. Nomencl. p. 73; Tacz. P. Z. S. 1882, p. 31 

 (N.E. Peru) ; id. Orn. Per. ii. p. oQ. 



Above dark cinereous; wings and tail nearly similar, line along 

 bend of wing white ; head subcrested, blackish : beneath as above, 

 but throat and breast black ; bill and feet black : whole length 

 7-3 inches, wing 3-3, tail 2-7, tarsus 1-4. Female. Above dark 

 brown ; head ferruginous ; wings and tail rufous : beneath cinereous ; 

 flanks and crissum dusky, 



Hab. Upper Amazonia and Ecuador. 



rt. c?ad. ; 6. cJ jr. Ve\ia.s, Fexu {Hauxivell). Sclater Coll. I (Types 

 sk. > of the 



c. $ ad. sk. Chyavetas, Peru (i?«r//c'«). Sclater Coll. ) species.) 



d. (S ad. sk. Sarayacu, Ecuador {Buckley). Salviu-Godman Coll. 



21. HETEROCNEMIS *. 



Type. 



Ilolocnemis, Strickl. Ann. N. Ii. xiii. p. 415 (1844) H. nfeyia. 



Heterocnemis, Scl. P. Z. S. 1855, p. 146 11. usevia. 



As long ago as 1844 Strickland pointed out that tlie type of this 

 * See also H. hi/polcuca, Ridgw. Proc. U. S. N. M. x. p. 523 (Lower Amazous). 



