(HALF-BLACK SISKIN.)
+Carduelis atratus+, _d'Orb. Voy., Ois._ p. 364, t. 48. fig. 2.
+Chrysomitris atrata+, _Burm. La-Plata Reise_, ii. p. 490
(Mendoza); _Sharpe, Cat. B._ xii. p. 212.
_Description._--Black; concealed shoulder-spot, broad band on wing,
basal half of tail-feathers, belly, and under tail-coverts bright
yellow; bill and feet horn-colour: whole length 5·4 inches, wing
2·9, tail 1·8.
_Hab._ Bolivia and N.W. Argentina.
Dr. Burmeister obtained two examples of this species in the Sierra of
Uspallata near Mendoza.