580 PATAGONIAN EXPEDITIONS: ZOOLOGY. 



Circaetiis no'vcB-zealandics, Cuv. R^gn. Anim. I. p. 328 (1829). 



Circaefus anfarctiais, Less. Traite d'Orn. p. 49 (1831 : Falkland Islands 

 & Tierra del Fuego). 



Senex ausfralis, J. E. Gray, in Jard. & Selb. Illustr. Orn. pi. 24 (1839); 

 Gurney, List Diurn. B. Prey, p. 12 (1884); Salvad. Ann. Mus. 

 Genov. (2) xx, p. 613 (1900: Penguin Rookery; Porto Cook, March). 



Milvago letictints, Gould, Voy. Beagle, Birds, p. 15 (1841: Falkland 

 Islands, March); id. P. Z. S. 1859, p. 93. 



yEtriorchis novce-zealandice, Kaup, Classif. Saugeth. ii. Vog. p. 124 (1844) 



Caracara leucurus, Des Murs in Gay's Hist. Chil. Zool. I. p. 213 (1847) 



Milvago australis, Gray, Cat. Accipitr. Brit. Mus. p. 30 (1848); Abbott 

 Ibis, 1 86 1, p. 150 (East Falklands, resident, breeds in Nov.); Scl 

 & Salv. Nomencl. Av. Neotr. p. 122 (1873); iid. P. Z. S. 1879, p 

 309 (Falkland Islands); iid. Voy. Chall. II. Birds, p. 150 (1881 

 eggs); Burm. An. Mus. Nac. Buenos Aires, iii, part x, p. 241 (1888 

 Falkland Islands). 



Ibycter ausfralis, Kaup, Arch, fur Nat. 1850, p. 41 ; Sharpe, Cat. B. Brit 

 Mus. I. p. 38 (1874); Oust. Miss. Scient. Cap Horn, Oiseaux, pp 

 14, 324 (1891 : Falkland Islands); Sharpe, Hand-list B. I. p. 244 

 (1899); Martens, Hamb. Magalh. Sammelr. p. 5 (1900: Falklands) 



Polybonts australis, Bp. Consp. Av. I. p. 13 (1850); Cass. U. S. Expl 

 Exped. p. loi (1858: Orange Harbour, Tierra del Fuego); Schl 

 Mus. Pays Bas, Polybori, p. 3 (1862: Falkland Islands). 



^triorchis australis, Bonap. Rev. et Mag. de Zool. 1854, p. 11. 



General description. 



Size. — Adult male. 



Total length, about 25.00 inches. 



Wing, 16.65 inches. 



Culmen, 2.0 inches. 



Tail, ii.o inches. 



Tarsus, 3.35 inches. 



Color. — Adult male. 



General color: Black, with lanceolate streaks and white spots on the 

 feathers, at different points. 



Head : Black ; the feathers of the occiput forming a crest. 



Neck : Black ; the throat, the nape and hind neck decorated with white, 

 lanceolate streaks on the feathers. 



