Template:Zimmer, 1931

• Zimmer, J.T. 1931. Studies on Peruvian Birds. II: Peruvian forms of the Genera Microbates, Ramphocaenus, Sclateria, Pyriglena, Pithys, Drymophila, and Liosceles. American Museum Novitates 509: 1-20. hdl: 2246/4266  
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Nomenclatural acts

• Date of publication: 9 December 1931

New names (3)

• Ramphocaenus melanurus obscurus = Ramphocaenus sticturus obscurus (p.2)
• Pyriglena leucoptera pernambucensis = Pyriglena leuconota pernambucensis (p.10)
• Pyriglena leucoptera similis= Pyriglena similis (p.11)