Echinoderms of the Middle Devonian Silica formation of Ohio.

Bibliographic Details
Main Author:	Kier, Porter M.
Format:	Book
Language:	English
Published:	Ann Arbor : University of Michigan Press, 1952.
Series:	Contributions from the Museum of Paleontology ; v. 10, no. 4.
Subjects:	Echinodermata, Fossil. Paleontology > Devonian. Paleontology > Ohio.