A revision of Atlapetes gutturalis, with descriptions of three new races. American Museum novitates ; no. 16

Dwight, Jonathan, 1858-1929.Griscom, Ludlow, 1890-1959.2005-10-062005-10-061921http://hdl.handle.net/2246/46314 p. ; 24 cm.4865199 bytesapplication/pdfen-USQL1 .A436 no.16, 1921Atlapetes gutturalisBirds -- Central AmericaBirds -- ColombiaA revision of Atlapetes gutturalis, with descriptions of three new races. American Museum novitates ; no. 16text