Ruddy Treerunner (Margarornis rubiginosus) [XC72492]
by id from Parque Nacional Tapanti, La Esperanza entrance, Cartago, Costa Rica (call)
Ruddy Treerunner (Margarornis rubiginosus) [XC31998]
by Andrew Spencer from Sendero Los Quetzales, Chiriqui Province, Panama (call, , call\/song?)
Subspecies
Anatomical data are consistent with the idea that this genus and Premnornis, Premnoplex and Roraimia are each others' closest relatives. Various authors merge one or all of those into present genus.
The following 2 subspecies are recognised:
rubiginosus Lawrence, 1865 - Mountains of Costa Rica (southern from southern Cordillera Guanacaste) and western Panama (western Chiriquí).
boultoni Griscom, 1924 - Mountains of central Panama (eastern Chiriquí, Veraguas).