Template:Zimmer, 1944

• Zimmer, J.T. 1944. Studies of Peruvian Birds No.XLIX. Notes on Frederickena and Ochthoeca. American Museum Novitates 1263: 1–5. hdl: 2246/3746 PDF 
  • Find all Wikispecies pages which cite this reference.

Nomenclatural acts

• Date of publication: 8 September 1944

New names (3)

• Frederickena unduliger diversa (p.2)
• Frederickena unduliger fulva = Frederickena fulva (p.3)
• Frederickena unduliger pallida (p.3)