Revision of the cassiduloid echinoids
Series: Smithsonian miscellaneous collections -- v. 144, no. 3; Smithsonian miscellaneous collections -- v. 144, no. 3.
Publisher: Smithsonian Institution
Published: 1962
Place of publication: Washington
Language: eng
Number of pages: 262
Subjects: Cassiduloida
Notes: Smithsonian Institution. Publication 4500.

Bibliography: p. 229-240.