(RED-BACKED FINCH.)
+Phrygilus dorsalis+, _Cab. Journ. f. Orn._ 1883, p. 109.
_Description._--Ashy grey; back rusty red; wing-coverts blackish;
chin, lower belly, and crissum whitish: whole length 6·5 inches,
wing 3·7, tail 2·6.
_Hab._ Tucuman.
Schulz discovered this species on the Cerro Vayo of Tucuman, near the
snow-line. It reminds one of the North-American species of _Junco_ in
its coloration.