Parent: Xiphorhynchus

└─ Xiphorhynchus triangularis (Olive-backed woodcreeper)

└─── Xiphorhynchus triangularis bangsi

└─── Xiphorhynchus triangularis hylodromus

└─── Xiphorhynchus triangularis intermedius

└─── Xiphorhynchus triangularis triangularis