106 Mr. C. H. B. Grant on Birds collected in Argentina , 
Iris hazel ; bill black, livid at the base of lower mandible. 
Several small flocks of this bird were seen frequenting 
the edges of the swamps in the locality where the specimen 
was secured. 
The female described in the Bull. B. O. C., as above 
referred to, was shot by Miss Bunnacles in the swamps at 
Ajo, which appears to be a very southern locality for the 
species. 
61. Agel,eus cyanopus. 
Agelceus cyanopus Scl. Cat. B. xi. p. 344. 
a. $ ad. Bella Vista, N. Argentine. Nov. 12, 1909. 
Iris brown ; bill blackish brown ; legs and toes dark ashy 
brown. 
b, c. ; d, e. $ ad. Esquina, N. Argentine. Nov. 14, 
1909. 
Iris brown ; bill, legs, and toes black. 
/, g, h. $ ad. Esquina, N. Argentine. Nov. 17, 1909. 
62. Leistes superciliaris. 
Leistes superciliaris Scl. Cat. B. xi. p. 349; Arg. Orn. i. 
p. 100. 
a. d ad. Alto Paraguay, Bolivia. Sept. 22, 1909. 
Iris brown ; bill slate-coloured, culmen and tips black; legs 
and toes purplish brown. 
b. d ad. Alto Paraguay, Bolivia. Oct. 15, 1909. 
This bird was only observed in Bolivian territory, where 
several flocks of two or three hundred individuals frequented 
the long grass bordering a large lagoon. 
63. Amblyrhamphus holosericeus. 
Amblyrhamphus holosericeus Scl. Cat. B. xi. p. 350 ; Arg. 
Orn. i. p. 101. 
a,b. S ? ad. Los Ynglases, Ajo. Dec. 28, 1908. 
c. d. c? ad. ; e,f. g. £ juv. Los Ynglases, Ajo. Feb. 
1909. 
Iris dark brown ; bill, legs, and toes black. 
h, i. B $ ad.; £, l. J imm. Los Ynglases, Ajo. April 
1909. 
