Classification of the Cycadophyta
By: by G.R. Wieland
Series: Contributions from the Paleontological Laboratory, Peabody Museum, Yale University, New Haven, Conn., U.S.A; Contributions (Peabody Museum of Natural History)
Publisher: Paleontological Laboratory, Peabody Museum, Yale University
Published: 1919
Place of publication: New Haven
Language: eng
Number of pages: 406
Subjects: Fossil Cycads
Notes: Cover title.

Reprinted from the American Journal of Science, v. 47, June 1919.

Includes bibliographical references.