29. APHOBus. 405 



is certainly very aberrant. The culmeu is incurved and the moso- 

 rhinium is not flattened. 



Ranfje. Western Peru, Bolivia, Chili, Argentine Republic, Para- 

 guay, and South Brazil. 



1. Aphobus chopi. 



Tordo chopi, Azara, Apunt. i. p. 282. 



Agelaius chopi, Vieill. Nouv. Diet, xxxiv. p. 537 (1819) ; id. Enc. 



Meth. ii. p. 712 ; Cmsin, Pr. Ac. So. Phil. 1866, p. 11 ; Hartl. Ind. 



Azara, p. 4 (Paraguay)- 

 Icterus unicolor, Licht. Doitbl. p. 19 ; Max. Beitr. iii. p. 1208 (Bahia 



and Minas). 

 Icterus sulcirostris, Spix, Av. Bras. i. p. 67, pi. 64. f. 2 (Minas). 

 Agelaius sulcirostris, Sw. An. in Menag. p. 303. 

 Aphobus chopi, Cab. Mus. Hein. i. p. 194 ; Scl. Cat. A. B. p. 141 ; 



id. Ibis, 1884, p. 163 ; Cahanis, J. f. 0. 1874, p. 85 (Cantagallo, Rio) ; 



Hamilton, Ibis, 1871, p. 303 (S.Paulo) ; Tacz. P. Z. S. 1877, p. 323 



(Tumbez, W. Peru) et p. 750 (W. Peru); Forbes, Ibis, 1881, 



p. 339 (Pernambuco); Scl. et Salv. Nomencl. p. 39. 

 Psarocolius unicolor, Burtn. Si/st. Ueb. in. p. 281 ; id. La- Plata Reise, 



ii. p. 494 (Meudoza). 



Uniform black, slightly resplendent ; bill and feet blaok ; lower 

 mandible sulcatcd : whole length 9'2 inches, wing 5-2, tail 4. 

 Female similar, but smaller and duller ; bill not sulcated. 



Ilah. South Brazil, Paraguay, northern provinces of Argentine 

 Republic, Bolivia and Peru. 



a. 2 ad. sk. Bahia, Brazil ( Wncherer). Sclater Coll. 



b. S ad. sk. Pelotas, Rio Grande do Sul, Salvin-Godman Coll. 



Brazil (Joi/ner). 



c,d.d2 ad. sk. Boli\^a. T. Bridges [C.]. 



c. 2 ad. sk. Bolina {Bridges). Salvin-Godman Coll. 

 /. c? ad. sk. Paraguay (?)! Sclater Coll. 



(J, h. S ad. st. Brazil. M. Claussen [P.]. 



/',/. Skeletons. Purchased. 



