Frederickena is a genus of bird in the Thamnophilidae family. These are among the largest antbirds, and native to the Guianas and Amazon Rainforest in South America. They are infrequently seen and generally found at very low densities.
- Black-throated Antshrike, Frederickena viridis
- Undulated Antshrike, Frederickena unduligera
- Fulvous Antshrike, Frederickena fulva
- Isler, Isler, Whitney, Zimmer & Whittaker (2009). Species limits in antbirds (Aves: Passeriformes: Thamnophilidae): an evaluation of Frederickena unduligera (Undulated Antshrike) based on vocalizations. Zootaxa 2305: 61-68
- Zimmer, K. J. (2010). Split Frederickena unduligera into two species. SACC. Accessed 8 May 2011
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