Other Scientific Names
Campylorhamphus pucherani [Sibley and Monroe (1990, 1993)], Campylorhamphus pucherani [Stotz et al. (1996)], Campylorhamphus pucherani [BirdLife International (2004, 2008)]
Locally in Andes from south-western and central Colombia (in western mostly western slope in Valle and Cauca, also upper Magdalena Valley in western Huila, and along eastern Andean slopes southern from Boyaca) southern on western slope to north-western Ecuador (south to Pichincha) and along eastern slope to south-eastern Peru (south to Cuzco).
 
Population
Estimated population is unknown (2010) and decreasing.
Status NT
Habitat destruction and degradation through intensive logging, human settlement, cattle-grazing, mining and coca and palm cultivation are the main threats.
For more information see BirdLife International Species Factsheet.
Greater Scythebill (Drymotoxeres pucheranii) [XC444055]
by Niels Krabbe from Sumaco, Camp 3, Provincia de Napo, Ecuador (song)
Greater Scythebill (Drymotoxeres pucheranii) [XC13289]
by Oswaldo Cortes from Pavayacu, Volcan Sumaco, Napo-Orellana Provincial border, Ecuador (call, song? and calls)
Subspecies
No subspecies.
Relationships uncertain. Morphologically distinctive within genus. Variation in size, shade of rufous on upperparts, and extent of streaking on back and belly apparently individual and not geographically related.