The More Northern Species of the Genus Scytalopus Gould
Chapman, Frank M. (Frank Michler), 1864-1945
Article
1915
The Auk
32
406--423
BioStor
English
Washington, D.C, American Ornithologists' Union, etc, 1884-
BioStor: https://biostor.org/reference/123382 DOI: https://doi.org/10.2307/4072583