Studies of Peruvian birds. No. 55, The hummingbird genera Doryfera, Glaucis, Threnetes, and Phaethornis. American Museum novitates ; no. 1449

Zimmer, John T. (John Todd), 1889-1957.2005-10-062005-10-061950http://hdl.handle.net/2246/433451 p. ; 24 cm.Includes bibliographical references.4711979 bytesapplication/pdfen-USQL1 .A436 no.1449, 1950Hummingbirds -- Peru -- Classification.Hummingbirds -- South America -- Classification.Birds -- Peru -- Classification.Birds -- South America -- Classification.Studies of Peruvian birds. No. 55, The hummingbird genera Doryfera, Glaucis, Threnetes, and Phaethornis. American Museum novitates ; no. 1449Hummingbird genera Doryfera, Glaucis, Threnetes, and PhaethornisStudies of Peruvian birds.text