It is a migratory species, which appears in Buenos Ayres in small flocks in summer. Both sexes have a long, sharp, reedy call-note; the male also possesses a song composed of notes with a peculiar bleating sound.
[39.] PYRANGA AZARÆ, d’Orb.
(AZARA’S TANAGER.)
Pyranga azaræ, Durnford, Ibis, 1880, p. 353 (Tucuman); White, P. Z. S. 1883, p. 37 (Cordova); Scl. Cat. B. xi. p. 186. Pyranga coccinea, Burm. La-Plata Reise, ii. p. 479 (Paraná, Mendoza). Pyranga saira, Barrows, Bull. Nutt. Orn. Cl. viii. p. 91 (Concepcion).
Description.—Above dull rosy red; interscapulium and wing-edgings with cinereous tinge; below much brighter, nearly uniform rosy red, duller on the sides; bill plumbeous; feet brown: total length 7·2 inches, wing 3·8, tail 3·1. Female greyish olive; beneath yellow, passing into cinereous on the flanks and belly.
Hab. Argentine Republic, Paraguay, Uruguay, and Bolivia.
This scarlet Tanager appears occasionally in the northern and eastern provinces of Argentina.
[40.] TRICHOTHRAUPIS QUADRICOLOR (Vieill.).
(FOUR-COLOURED TANAGER.)
Trichothraupis quadricolor, Scl. et Salv. Nomencl. p. 23; White, P. Z. S. 1882, p. 597 (Misiones); Scl. Cat. B. xi. p. 220.