460 PATAGONIAN EXPEDITIONS : ZOOLOGY. 



Trachelonetta, Kaup, Naturl. Syst. p. 115 (1829) . . . D. acuta. 



Phasianurus, Wagl. Isis, 1832, p. 1225 . . . . . D. acuta. 



DapJiila (!), Sw., fide Coues, Birds N.-West, p. 562 (1874) ; Gieb. Thes. 

 Orn. II. p. 14(1875)- 



Geographical Range. — Found throughout the world, except in Aus- 

 tralia and New Zealand ; and a possible species [Dafila modesta Tristram) 

 has been discovered in Polynesia on Sidney Island, Phoenix Group, Cen- 

 tral Pacific Ocean. 



Dafila spinicauda (Vieillot). 



Pata cola aguda, Azara, Apunt. III. p. 421 (1805 : Buenos Aires). 



Anas spinicauda, Vieill. N. Diet. d'Hist. Nat. V. p. 135 (1816) ; Burm. 

 La Plata Reise, II. p. 515 (i 861 : Parana) ; Schl. Mus. Pays Bas, VI. 

 Anseres, p. 38 (8866). 



Anas oxytira, Licht. in Mus. Berol. ; Meyen. Nova Acta XVI, Suppl. I. 

 p. 122 (1834: Chili) ; Gray, Gen. B. III. p. 616 (1845) ; Des Murs in 

 Gay's Hist. Chil. Zool. I. p. 449 (1847); Licht. Nomencl. Av. Mus. 

 Berol. p. loi (1854) ; Cass. U. S. Astron. Exped. Birds, p. 202 (1856) ; 

 Burm. La Plata Reise, II. p. 515 (1861 : Mendoza) ; Phil. & Landb. 

 Cat. Av. Chil. p. 41 (1868); Phil. Ornis, IV. p. 160 (1888: Anto- 

 fagasta) ; Waugh & Lataste, Actes Soc. Scient. Chil. IV. p. Ixxxix 

 (1894 : Penaflores). 



Erismatura spinicanda Gray, Gen. B. III. p. 627 (1844); Hartl. Ind. 

 Azara, p. 27 (1847); Gray, Gen. B. III. App. p. 28 (1849). 



Dafila oxyura, Reichenb. Syn. Av. Natatores, pi. 88 figs. 920-928 (1845) ; 

 Scl. P. Z. S. 1867, p. 335 (Chili); Gray, Handl. B. III. p. 81, no. 

 10635 (1871). 



Dafila spinicauda, Bonap. C. R. XLIII. p. 650 (1856) ; Scl. & Salv. P. Z. 

 S. 1868, p. 146 (Arg. Rep.), 1869, p. 157 (Tinta, Peru) ; iid. Ibis, 

 1870, p. 501 ; Scl. P. Z. S. 1870, pp. 665, 666, pi. XXXVIII ; Gray, 

 Handl. B. III. p. 81 no. 10634 (1871) ; Burm. P. Z. S. 1872, p. 367 

 (Arg. Rep.); Garrod, P. Z. S. 1873, pp. 467, 639; Scl. & Salv. 

 Nomencl. Av. Neotr. p. 130 (1873) ; iid. P. Z. S. 1876, pp. 17, 392; 

 Durnf. Ibis, 1876, p. 163 (Buenos Aires, Oct.), 1877, pp. 41, 192 

 (Baradero, April, common), 1878, pp. 65, 401 (Valleys of the Sengel 

 & Sengelen, common resident) ; Scl. P. Z. S. 1880, p. 515 ; Sharpe, 

 P. Z. S. 1 88 1, p. 14 (Talcahuano, Sept.) ; Salv. Cat. B. Strickl. 



