Tertiary echinoids from the San Pablo group of middle California.

Bibliographic Details
Main Author:	Kew, William Stephen Webster, 1890-
Format:	Book
Language:	English
Published:	Berkeley, CA : University of California Press, 1915.
Series:	University of California publications in geological sciences ; v. 8, no. 20.
Subjects:	Sea urchins, Fossil. Paleontology > Tertiary. Paleontology > California.

Description
Physical Description:	[365]-376 pages : illustrations ; 27 cm.