Presbyornis and the origin of the Anseriformes (Aves, Charadrimorphae) /

Bibliographic Details
Main Author:	Olson, Storrs L.
Corporate Author:	Smithsonian Institution
Other Authors:	Feduccia, Alan
Format:	Government Document Book
Language:	English
Published:	Washington : Smithsonian Institution Press, 1980.
Series:	Smithsonian contributions to zoology ; no. 323.
Subjects:	Anseriformes > Evolution. Presbyornis > Evolution. Birds > Evolution.

Description
Physical Description:	iii, 24 pages : illustrations ; 27 cm.
Bibliography:	Bibliography: pages 23-24.