643 
Birds of Paraguay . 
Agelceus ruficapillus Sclater, Cat. B. Brit. Mus. xi. p. 347; 
Berlepsch, J. f. O. 1887, p. 116 (Paraguay) ; Ihering, Revista 
Mus. Paulista, vi. p. 323 (Paraguay). 
Agelceus ruficollis Bertoni, Aves Nuev. Paraguay, p. 81. 
a. “<$ imm. Sapucay, April 17, 1903. 
The following is a description of the young, and only, 
example sent :—The feathers of the forehead and crown 
chestnut; hinder crown and nape more or less mixed with 
golden buff like the sides of face and ear-coverts ; throat as 
well as the breast and abdomen of a similar colour, but paler 
and shewing blackish streaks ; on the throat a few spots of 
chestnut, on the breast and sides of the body a few dark 
blue-black feathers are appearing; vent, thighs, and under 
tail-coverts blackish brown ; feathers of the back and wing- 
coverts black with brown margins, imparting a scolloped 
appearance; quills dark brown with paler edgings; tail- 
feathers black. Bill black above, paler below ; tarsi and 
feet black ; iris brown. Total length 6’5 inches, culmen 0*7, 
wing 3*45, tail 2*35, tarsus 1*15. 
233. Agelceus cyanopus. 
Tordo negro y vario Azara, Apunt. p. 313. no. Ixxi. (1802). 
Agelaius cyanopus Yieill. N. Diet. d’Hist. Nat. xxxiv. 
p. 552 (1819: Paraguay). 
Agelceus cyanopus Sclater, Cat. B. Brit. Mus. xi. p. 344 ; 
Berlepsch, J. f. O. 1887, pp. 11, 116 (Lambare) ; Ihering, 
Revista Mus. Paulista, vi. p. 323 (Paraguay). 
a. S' imm. Sapucay, March 17, 1904. 
Male immature. Head and hind-neck black, with olive- 
brown margins to the feathers ; lores, sides of face, and ear- 
coverts black; mantle, scapulars, and greater coverts black, 
with dark chestnut edges to the feathers ; lesser and median 
wing-coverts black, margined with olive-brown like the lower 
back, rump, and upper tail-coverts ; primary and secondary 
quills dark brown with paler edgings; tail-feathers black ; 
under surface fulvous yellow, paler on the vent, and streaked 
with black, more broadly on the sides of the body ; under tail- 
coverts black, fringed with dull yellow; under wing coverts 
