582 PATAGONIAN EXPEDITIONS: ZOOLOGY. 



Genus MILVAGO Spix. 



Type. 



Mitvago, Spix, Av. Bras. i. p. n (1824); Sharpe, Hand- 

 List Bds. i. p. 244 ( 1 899) M. chimachima. 



Ibycter (part I., Mihago], Sharpe, Cat. Birds Brit. Mus. 



i. p. 34 (1874) M. chimachima. 



Geographical Range. From Panama southward throughout South 



America to the Straits of Magellan, Tierra del Fuego and Cape Horn. 



MILVAGO CHIMANGO (Vieillot). 



Chimango, Azara, Apunt. I. p. 47 (1802). 



Polyborus chimango, Vieill. N. Diet. d'Hist. Nat. V. p. 260 (1816: ex 

 Azara); D'Orb. Voy. Amer. Merid. p. 60, pi. 2, figs. 3, 4 (1835: 

 Patagonia); Schl. Mus. Pays Bas, Polibori, p. 6 (1862: Chili); 

 Darw. Natural. Voy. Beagle, p. 57 (1882: Patagonia); Phil. Ornis, 

 IV. p. 158 (1886: Quebrada encantada). 



Halicetus chimango, Less. Trait6 d'Orn. p. 43 (1831 : Montevideo). 



Aquila pezopora, Meyen, Beitr. p. 62, pi. 6 (1834: Chili). 



Mihago pezoporus, Darw. Voy. Beagle, Birds, p. 13 (1841 : Port Desire) ; 

 Fraser, P. Z. S. 1843, p. 109 (Chili, common) ; Burm. La Plata Reise, 

 II. p. 434 (1861 : Banda Oriental; Mendoza) ; Burm. An. Mus. Nac. 

 Buenos Aires, III. part X. p. 241 (1888: throughout Patagonia); 

 Carbajal, La Patagonia, part II. pp. 256, 257 (1900). 



Milvago chimango, Darw. Voy. Beagle, Birds, p. 14 (1841 : Maldonado; 

 La Plata); Hartl. Ind. Azara, p. i (1847): id. Naum. 1853, pp. 209; 

 220; Cass. U. S. Expl. Exped. p. 99 (1858: Rio Negro, Patagonia), 

 Cab. Reis. Novara, Vog. p. 6 (1865: Chili) ; Scl. & Salv. Ibis, 1868, 

 p. 187 (Sandy Point, Dec.), P. Z. S. 1868, p. 143 (Conchitas, resi- 

 dent) ; Huds. P. Z. S. 1872, p. 536 (Rio Negro, Patagonia); Scl. & 

 Salv. Nomencl. Av. Neotr. p. 122 (1873); Durnf. Ibis, 1876, p. 161 

 (Buenos Aires), 1877, p. 40 (Chupat Valley, common), p. 188 

 (Buenos Aires, resident and numerous), 1878, p. 398 (Central Pata- 

 gonia, resident); Scl. & Salv. P. Z. S. 1878, p. 435; Gibson, Ibis, 

 1879, p. 420 (Cape San Antonio, Buenos Aires, common resident, 

 breeds Oct. and Nov.); Durnf. Ibis, 1880, pp. 416, 424, 429 (Tucu- 

 man, May and June) ; Scl. & Salv. Voy. Chall. II. Birds, p. 105 

 (1881 : Puerto Bueno; Sandy Point); Doering, Expl. al Rio Negro, 



