In Entrerios Mr. Barrows tells us this species is more common than P. mixtus, but abundant only on the Gualeguaychú, about twenty miles west of Concepcion.
[253.] CHLORONERPES AFFINIS (Wagl.).
(ALLIED WOODPECKER.)
Chloronerpes affinis, Scl. et Salv. Nomencl. p. 99; White, P. Z. S. 1882, p. 617 (Salta).
Description.—Above dull olive-green, with fine yellowish shaft-spots; wings and tail black, spotted with white; head black, bordered behind by a yellow nuchal collar, front of head with white shaft-spots, hinder half with scarlet ends to the feathers: beneath greyish white, with narrow black cross bands; under surface of wings white, barred with black: whole length 6·5 inches, wing 3·7, tail 2·4. Female similar, but without any red on the nape.
Hab. Brazil.
White identified a pair of birds obtained at Campo Santo, in Salta, as belonging to this species, but his determination requires confirmation, as there are several forms of this genus nearly alike which require accurate discrimination.
[254.] CHLORONERPES FRONTALIS, Cab.
(RED-FRONTED WOODPECKER.)
Chloronerpes (Campias) frontalis, Cab. Journ. f. Orn. 1883, p. 110.