Trilling Tapaculo (Scytalopus parvirostris) [XC655168]
by Dante Buzzetti from Locotal, La Siberia, Santa Cruz, Bolivia (alarm call)
Trilling Tapaculo (Scytalopus parvirostris) [XC683242]
by Jerome Fischer from Corani, Chapare, Cochabamba, Bolivia (alarm call)
Subspecies
No subspecies.
Scytalopus unicolor (Sibley and Monroe 1990, 1993) has been split into Unicolored Tapaculo (Scytalopus unicolor), Blackish Tapaculo (Scytalopus latrans) and Trilling Tapaculo (Scytalopus parvirostris) following SACC (2005).
Formerly treated as a subspecies of Unicolored Tapaculo (Scytalopus unicolor), but vocalizations differ. Some geographical variation in song suggests possible subspecific differences.