White-throated Treerunner (Pygarrhichas albogularis) [XC53563]
by Felix Vidoz from PN Lago Puelo, Chubut, Argentina (song)
White-throated Treerunner (Pygarrhichas albogularis) [XC52241]
by Felix Vidoz from PN Villarrica-Mamuil Malal, IX Region, Chile (song)
Subspecies
No subspecies.
Traditionally placed near Xenops and other bark-gleaning furnariids, but plumage and biogeography suggest that such a relationship unlikely and that any similarities are due to convergence. Possible relationship to Aphrastura suggested by superficial plumage similarities and details of foraging behaviour.