- Undulated Antshrike
 - Undulated Antshrike
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Undulated Antshrike Frederickena unduliger Scientific name definitions

Kevin Zimmer, Morton L. Isler, Eduardo de Juana, and Harold F. Greeney
Version: 1.0 — Published March 4, 2020

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Recommended Citation

Zimmer, K., M.L. Isler, E. de Juana, and H. F. Greeney (2020). Undulated Antshrike (Frederickena unduliger), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.undant2.01