. "Synallaxis castanea P. L. Sclater 1856" . "Chordata" . "Animalia" . . . . . . . . . "Synallaxis" . "Passeriformes" . "Synallaxis castanea" . . "Aves" . . . "Furnariidae" . "P. L. Sclater 1856" . "Black-throated Spinetail" . . .