280 PATAGONIAN EXPEDITIONS I ZOOLOGY 



Lane, Ibis, 1897, P- 3 2 ( San Pedro & San Antonio) Sharpe, Hand- 

 list Bds. I. p. 151 (1899); Martens, Hamb. Magalh. Sammelr. Vog. 

 p. 14 (1900: Patagonia); Crawshay, B. Tierra del Fuego, p. 116 

 (1907): San Sebastian Settlement, Oct., 1904 ; Useless Bay Settle- 

 ment, Oct., 1904, breeding, eggs obtained. 



FIG. 149. 



Belanopterus chilensis. Adult female. P. U. O. C. 7777. About one half natural size. 



GENERAL DESCRIPTION. 



Size. Adult male (P. U. O. C. 7776, 16 January, 1898, Guer Aike, 

 Patagonia, A. E. Colburn). 



Total length, 14.7 inches. 



Wing, 9.5 inches. 



Culmen, 1.4 inches. 



Tail, 4.7 inches. 



Tarsus, 2.7 inches. 



The female is appreciably larger. 



Total length, 15.75 inches. 



Wing, 9.7 inches. 



Culmen, 1.3 inches. 



Tail, 4.4 inches. 



Tarsus, 2.8 inches. 



(P. U. O. C. 7774, adult female, near Rio Coy, Patagonia, 14 Sep- 

 tember, 1898, A. E. Colburn.) 



