Trilling Tapaculo (Scytalopus parvirostris) [XC229596]
by Renzo P. Piana from Wayqecha Research Station, Manu Road, Peru (song)
Trilling Tapaculo (Scytalopus parvirostris) [XC296361]
by Guy Kirwan from Corani Aqueduct Road, Cochabamba, Bolivia (song)
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.