2. Agriornis striatus. Gould.
A. Fæm. intensè olivaceo-brunnea; alis caudâque fuscis, utriusque plumis marginibus apiceque pallidè brunneis; rectricum externarum pogoniâ externâ albâ; gutture facieque lateribus albis, his nigrostriatis; pectore hypochondriisque olivaceo-brunneis; ventre crissoque flavescentibus.
Long. tot. 10 unc.; alæ, 4⁹⁄₁₂; caudæ, 4³⁄₁₂; tarsi, 1³⁄₁₂; rostri, 1²⁄₁₂.
Head, and all the upper surface dark olive brown; wings and tail dark brown, each feather margined and tipped with pale brown, and the outer web of the external tail-feather, white; throat, and sides of the face, white, striated with black; breast and flanks olive brown; centre of the abdomen and under tail-coverts, buff; bill, horn colour; feet, black.
Birds. Pl. 12.
Agriornis micropterus.
Birds. Pl. 13.
Agriornis leucurus.
Habitat, Santa Cruz, Patagonia. (April.)
I am not aware of any difference in habits between this species, and the following (A. micropterus); and the country inhabited by it is similar. From these circumstances I am induced to suspect, that it is the same species in an immature state.