Zimmer, John T. (John Todd), 1889-1957.2005-10-062005-10-061932http://hdl.handle.net/2246/410616 p. ; 24 cm.Includes bibliographical references.1777100 bytesapplication/pdfen-USQL1 .A436 no.524, 1932MyrmotherulaBirds -- PeruBirds -- South AmericaStudies of Peruvian birds. 4, The genus Myrmotherula in Peru, with notes on extralimital forms. Part 2. American Museum novitates ; no. 524Genus Myrmotherula in Peru, with notes on extralimital forms.text