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Passeriformes / Thamnophilidae / Frederickena

Undulated Antshrike

Frederickena unduliger

IUCN: Not Evaluated

Data Sources

AviList 2025 eBird (undant2) Avibase

Taxonomy data from AviList 2025.

Taxonomy

Order: Passeriformes
Family: Thamnophilidae
Genus: Frederickena

Subspecies (3)

Frederickena unduliger diversa

eastern Peru (south of Río Marañón) and northwestern Bolivia (southern La Paz, southern Beni)
Frederickena unduliger pallida

southwestern Amazonian Brazil south of the Amazon; northern Bolivia (?)
Frederickena unduliger unduliger

northwestern Amazonian Brazil on upper Rio Negro

Data Sources

AviList 2025 eBird (undant2) Avibase

Taxonomy data from AviList 2025.