332 ]\Ir. C. H. B. Grant on Birds collected in Argentina, 



blackish, and the feathers of the belly and thighs, especially 

 the latter, barred with the same colour, as also is the rump. 

 This bird was always observed sitting in the trees over- 

 hanging water, though I never saw it catch anything. 



182. GERANOAJiTUS MELANOLEUCUS. 



Buteo melanoleucus Sharpe, Cat. B. i. p. 168. 



Geranoaetus melanoleucus Arg. Orn. ii. p. G4. 



a, b. S '^ ad. & imm, Los Ynglases, Ajo. Sept. 15, 

 1908. 



c. ? . Los Ynglases, Ajo. Feb. 25, 1909. 



Quite an uncommon visitor to the Ajo district and usually 

 frequenting the tall eucalyptus trees. 



183. Gekanospizias c.^rulescens. 



Geranospizias cmnilescens Sharpe, Cat. B. i. p. 81 ; Arg. 

 Orn. ii. p. 67. 



a. ? ad. Riacho Ancho, N. Argentine. Aug. 1, 1909. 



Irides yellow ; bill black, slaty at base of both mandibles ; 

 legs and toes orange. 



184;. Falco pehegrinus. 



Falco communis Sharpe, Cat. B. i. p. 384. 



Falco peregrinus Arg. Orn. ii. p. 67. 



a. ^ ad. Los Ynglases, Ajo. Dec. 20, 1909. 



Irides deep brown ; orbits, cere, legs, and toes bright 

 Icmon-chronie ; bill dark slate-coloured at tip, greenish 

 yellow at base. 



185. Falco pusco-c.erulescens. 



Falco fiisco-cicridescens Sharpe, Cat. B. i. p. 4-00 ; Arg. 

 Orn. ii. p. 69. 



This Hawk is not represented in the collections made by 

 me ; but I have an adult female taken on the 27ti) of June, 

 1909, at Ajo, from Miss Ruunacles' collection. Tiiis 

 specimen is very much worn and new feathers are appearing 

 on the nape and mantle. 



18(). TlNNUNCULUS CINNAMOMINUS. 



Cerchneis cinuamomimis Siuirpe, Cat. B. i. p. 439. 

 Tinaunculus cinuamominus Arg. Orn. ii. p. 69. 



