Upper Miocene echinoids from the Yorktown Formation of Virginia and their environmental significance
By: [by] Porter M. Kier.
Series: Smithsonian contributions to paleobiology, no. 13; Smithsonian contributions to paleobiology ;; no. 13.
Publisher: Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 41
Subjects: Sea urchins, Fossil -- Virginia.; Paleontology -- Miocene.; Paleontology -- Virginia.
Notes: Bibliography: p. 20-21.