Archaeosperma arnoldii, a cupulate seed from the Upper Devonian of North America /

Bibliographic Details
Main Author: Pettitt, John Michael
Other Authors: Beck, Charles B.
Format: Book
Language:English
Published: Ann Arbor : Museum of Paleontology, University of Michigan, 1968.
Series:Contributions from the Museum of Paleontology ; v. 22, no. 10.
Subjects:
Description
Item Description:Cover title.
Physical Description:139-154 pages : illustrations ; 26 cm.
Bibliography:Includes bibliographical references.