_Description._--Above cinereous; cap bright chestnut-red; beneath yellow, flanks tinged with cinereous; under wing-coverts white; bill plumbeous, feet pale brown: whole length 5 inches, wing 2·5, tail 2·0. _Hab._ Bolivia and Tucuman. Herr Schulz obtained specimens of this Bolivian species in Tucuman. 42. BUARREMON CITRINELLUS, Cab. (YELLOW-STRIPED TANAGER.) +Buarremon citrinellus+, _Cab. Journ. f. Orn._ 1883, p. 109; _Scl. Cat. B._ xi. p. 270. _Description._--Above olive-green, darker on the head; wings and tail blackish brown, edged with olive; a broad superciliary stripe commencing on the front on each side, and another commencing at the gape, bright yellow, leaving in the middle a broad patch of dark olive; beneath yellow, breast and flanks olivaceous; throat yellow, bordered on each side by a dark olive mystacal stripe; bill black; feet brown: whole length 6·5 inches, wing 2·8, tail 2. _Hab._ Tucuman. This is a rather aberrant species of _Buarremon_, as yet only known from Tucuman, where it was discovered by Schulz. 43. ARREMON ORBIGNII, Sclater. (D'ORBIGNY'S TANAGER.) +Arremon orbignii+, _Scl. et Salv. Nomencl._ p. 25; _White, P. Z. S._ 1882, p. 597 (Catamarca); _Scl. Cat. B._ xi. p. 274. _Description._--Above olive-green; wings and tail blackish, edged with olive; head black, superciliaries white, vertical stripe and nape cinereous; beneath white, with a narrow but distinct pectoral band; sides cinereous; bend of wing yellow; bill yellow, with the upper half of the upper mandible black; feet brown: total length 5·7 inches, wing 2·8, tail 2·6. _Hab._ Bolivia and Northern Argentina. Specimens of this Tanager were obtained by White on the Sierras of Totoral, near Catamarca, in July 1880. The iris is marked as "blue." 44. SALTATOR SIMILIS, d'Orb. et Lafr. (ALLIED SALTATOR.) +Saltator similis+, _d'Orb. Voy., Ois._ p. 290, t. xxviii. fig. 2 (Corrientes); _Scl. Cat. B._ xi. p. 287. +Saltator superciliaris+, _White, P. Z. S._ 1882, p. 597 (Corrientes)? _Description._--Above cinereous; interscapulium and greater wing-coverts and secondaries suffused with olive-green; superciliaries white; below pale fulvous; throat white, bordered on each side by a black line; flanks passing into cinereous; under wing-coverts pale fulvous; bill plumbeous; feet brown: whole length 8·5 inches, wing 4·0, tail 4·0. _Female_ similar. _Hab._ S.E. Brazil and Eastern Argentina. This Saltator was first described from specimens obtained at Rincon de Luna in Corrientes by d'Orbigny, but no recent collectors appear to have met with it in the Argentine Republic. 45. SALTATOR CÆRULESCENS, Vieill. (GREYISH SALTATOR.)