Evolution of the echinoid genus Astrodapsis.
Series: University of California publications in geological sciences -- v.40, no.2
Publisher: University of California Press
Published: 1962
Place of publication: Berkeley
Language: eng
Number of pages: 179
Subjects: Astrodapsis; Paleontology -- California
Notes: Part of illustrative matter fold. in pocket.

Bibliography: p. 81-82.