_Description._--Above yellowish brown, striped with black; shoulders edged with yellow; wing-feathers blackish, edged with olive-green; tail-feathers blackish, edged with pale brown; beneath pale ochraceous brown, white on the throat and middle of the belly; bill and feet pale horn-colour: whole length 8·0 inches, wing 3·1, tail 4·0. _Hab._ Brazil, Bolivia, Paraguay, and Argentina. Burmeister met with this species near Paraná and in other parts of Northern Argentina. 86. HÆMOPHILA WHITII (Sharpe). (WHITE'S GROUND-FINCH.) +Zonotrichia whitii+, _Sharpe, Cat. B._ xiii. p. 608, pl. xiii. +Zonotrichia strigiceps+, _White, P. Z. S._ 1883, p. 38 (Cordova). _Description._--Above, head and neck grey, variegated with dark chestnut; back yellowish brown with black stripes; wings and tail blackish, the feathers edged with pale brown; beneath, throat and belly white, breast pale grey; sides yellowish brown; bill dark horn-colour, lower mandible whitish; feet light horn-colour: whole length 6·0 inches, wing 2·5, tail 2·8. _Hab._ Northern Argentina. This species has been based by Mr. Sharpe on a specimen, obtained by White near Cordova, which was wrongly determined as _Zonotrichia strigiceps_--a species that it somewhat resembles in its upper plumage. 87. CHRYSOMITRIS ICTERICA (Licht.). (BLACK-HEADED SISKIN.) +Chrysomitris barbata+, _Scl. et Salv. P. Z. S._ 1868, p. 140 (Buenos Ayres); _Durnford, Ibis_, 1877, p. 172 (Buenos Ayres); _White, P. Z. S._ 1882, p. 600 (Catamarca, Misiones); _Döring, Exp. al Rio Negro, Zool._ p. 40 (R. Sauce, R. Colorado, R. Negro); _Barrows, Bull. Nutt. Orn. Cl._ viii. p. 132 (Concepcion). +Chrysomitris magellanica+, _Burm. La-Plata Reise_, ii. p. 489; _Gibson, Ibis_, 1880, p. 30 (Buenos Ayres); _Salvin, Ibis_, 1880, p. 355 (Salta). +Chrysomitris icterica+, _Sharpe, Cat. B._ xii. p. 217. _Description._--Above light olive-green; lesser wing-coverts same as the back; wings black, a broad bright yellow band across the base of the feathers; rump yellow; upper tail-coverts olive-green; tail-feathers yellow at the base and black at the ends; head all round and throat velvety black; beneath and under wing-coverts bright yellow: total length 5·0 inches, wing 3·0, tail 1·8. _Female_ without the black on the head, otherwise similar to the male, but less bright. _Hab._ Brazil and Argentina.