330 Mr. C. H. B. Grant on Birds collected in Argentina, 
Fam. Falconidje. 
175. Circus cinereus. 
Circus cinereus Sharpe, Cat. B. i. p. 56; Arg. Orn. ii. 
p. 57. 
a . $ ad. Los Ynglases, Ajo. Sept. 26, 1908. 
b. $ ad. ,, „ June 9, 1909. 
Irides yellow; eyelids yellow; cere greenish yellow ; 
bill slate-coloured ; legs and toes bright lemon-yellow. 
Both these examples are in full plumage ; the June bird 
having a few brownish-edged feathers on the nape, but 
otherwise being like the September specimen. 
This species is resident in the Ajo district, but by no 
means so plentiful as C. maculosus. 
176. Circus maculosus. 
Circus macropterus Arg. Orn. ii. p. 58; Holland, Ibis, 
1897, p. 162. 
Circus maculosus Sharpe, Cat. B. i. p. 62. 
a. $ . Luicoma, Ajo. Jan. 31, 1909. 
b, c. $ . Los Ynglases, Ajo. Feb. 14, Mar. 16, 1909. 
d. $ ad. Luiconia, Ajo. April 29, 1909. 
e, f. $ $ ad. Los Ynglases. May 13, 24, 1909. 
g. $ ad. Alto Paraguay, Bolivia. Oct. 15, 1909. 
The January and April birds are moulting. The March 
bird has the whole under parts suffused with deep buff*, with 
streaks and narrow spots of black on the breast, and brown 
spots on the belly, thighs, and under tail-coverts. 
177. Asturina puciierani. 
Asturina pucherani Sharpe, Cat. B. i. p. 205 ; Arg. Orn. 
ii. p. 58. 
Rufornispucherani Sharpe, Hand-1, i. p. 257 (1899). 
a. $ ad. Riacho Ancho, N. Argentine. Aug. 1, 1909. 
b. J imm. Colonia Mihanovitch, N. Argentine. Aug. 11, 
1909. 
c. d. S $ ad. & imm. Ten miles above Villa Pilar, Para¬ 
guay. Aug. 7, 1909. 
Ad. $ . Irides yellow, cere and orbits yellow; bill slaty, 
black at tip ; legs and toes lemon-vellow. 
