31. NETTION. 267 



(1870) ; Gieh. Thes. Orn. i. p. 34G (1872) ; Frmz. J. f. O. 1891, 



p. 1'2-') (Ooidi)ba) ; Hartirt, Kat. Vugelscnmnl. p. 231 (1891). 

 Anas mareca, Bonn. Enc. Meth. i. p. 152, n. 67 (1791). 

 Pato ipeciitiri, Azar. Apunt. iii. p. 44o, n. 437 (Paraguay) (1805"). 

 Anas ipecutiri, Vieill. N. D. v. p. 120 (181G) (ex Azara) ; id. Enc. 



Meth. i. p. 354 (1823). 

 Mareca brasiliensis, Steph. Gen. Zool. xii. 2, p. 138 (1824) ; G. R. Gr. 



Gen. B. iii. p. 614, n. 7 (1845). 

 Anas paturi. Spiv, Av. Bras. ii. p. 85, t. 109 (Rio S. Francisco) 



(1825). 

 Anas notata, 7//(^. in Mus. Berol., Jide Wied,Beitr. iv. p. 634 (1832). 

 Querquedula erythrorhyncha, " Spiv," Eyt. (nee Gm.) Mon. Anat. 



p. 127 (1838) ; Darw. Voy. ^Beagle,'' iii. p. 135 (Buenos Ayres and 



Straits of Mat^ellan) (1841) ; Ei/'t. Syn. Anat. p. 79 (1869) ; Burm. 



Ann. Mus. Nac. Buen. Air. iii. p. 267 (1888). 

 Querquedula ipecutiri, G. B. Gr. List B. Brit. Mus. iii. p. 139 



(P.ritish Guiana) (1844) ; Hartl. Ind. Azar. Apunt. p. 28, n. 437 



(1847) ; IJes Murs in Gay, Hist, de Chile, i. p. 451 (1848) ; 



Sclat. P. Z. S. 1864, p. 138 (Para, Zool. Gard.) ; Phil. S,- Landb. 



Cat. Av. Chil. p. 42 (1868). 

 Querquedula ipecuturi, G. R. Gr. Gen. B. iii. p. 610, n. 9 (1845) ; 



Rchnh. Syn. Av., Natatores, t. 89. f. 179 (1845) {ex Spix). 

 Querquedula novse hispaniic, Rchnb. {nee Gin.) Syn. Av., Natatores, 



t. 110. ft". 981-82 (1845). 

 Querquedula brasiliensis, Licht. Nomencl. Av. p. 102 (1854) ; Bp. 



Compt. Rend, xliii. p. 650, n. 106 (1856) ; Selat. ^- Salv. P. Z. S. 



1869, p. 635 (Buenos Ayres) ; Pelz. Orn. Bras. pp. 320, 460, lix 



(Rio Branco, S. Paulo and Matogrosso) (1870) ; Burm. P. Z. S. 



1872, p. 368 ; Selat. :^- Salv. Nonumcl Av. Neotrop. p. 129 (1873) ; 



Sclat. P. Z. S. 1873, p. 809 (Zool. Gard.) ; Cab. J.f. 0. 1874, p. 231 ; 



Sclat. Si- Salv. P. Z. S. 1876, p. 390 (Bolivia, Pearce) ; Durnf. Ibis, 



1877, p. 192, 1878, p. 64 ; Sclat. P. Z. S. 1880, p. 532 ; Salv. 



Cat. B. Strickl. Coll. p. 536 (1882) ; Sclat. List Vert. An. 8th ed. 



p. 433 (1883) ; Barrows, Auk, 1884, p. 273 (Entrerios) ; Berl. w. 



Jhering, Zeitschr. yes. Orn. 1885, p. 176 (Taquara) ; Berl. J.f. O. 



1887, p. 124 ; Tristr. Cat. Coll. B. p. 48 (1889) ; Sclat. Argent. 



Orn. ii. p. 133 (1889) ; Oust. Miss. Sc. Cap Horn, vi. Ois. p. 312 



(1891) ; Kerr, Ibis, 1892, p. 140 (Lower Pilcomayo) ; Aplin, Ibis, 



1894, p. 201 (Uruguay). 

 Nettion brasiliensis, G. R. Gr. Hand-list, iii. p. 84, no. 10667 



(1871). 

 Anas (Querquedula) brasiliensis, Rchmc. Orn. Centralbl. 1^82, p. 20; 



id. Yog. zool. Gdrt. p. 55 (1882). 



Hyhrids. 



Anas brasiliensis X A. castanea, Suchetet : Leverk. J. f. O. 1890. 

 p. 22!). 



Adult male. Fpper parts olive-brown, the feathers of the back 

 darker in the centre ; forehead, anterior part of the cheek, and 

 throat brown ; top of the head, occiput, and upper part of the nape 

 black, the latter with a green gloss : sides of the head, posteriorly. 

 and upper part of the sides of the neck dull greyish : lower part, of 

 the neck and breast reddish, changing into greyish on the abdomen 

 and under tail-coverts ; the breast and abdomen with brown 



