Acropternis orthonyx Acropternis orthonyx là một loài chim trong họ Rhinocryptidae_Tham khảo BULLET Krabbe_Niels_Flórez_Pablo Suárez_Gustavo_Castaño_José Arango_Juan_David_Duque Arley 2006 The birds of Páramo de Frontino western Andes of Colombia Ornitologıá_Colombiana 4 39 50 English with Spanish abstract PDF fulltext BULLET Salaman_Paul_G_W Stiles_F_Gary_Bohórquez Clara_Isabel_Álvarez_R Mauricio_Umaña_Ana_María Donegan_Thomas_M_Cuervo Andrés_M 2002 New and noteworthy bird records from the east slope of the Andes of Colombia Caldasia 24 1 157 189 PDF fulltext
Acropternis orthonyx