The fossil record of evolution
Subtitle: data on diversification and extinction
By: J. John Sepkoski, Jr.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-187253.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1990
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Animals.; Biological evolution.; Data bases.; Extinction.; Fossils.; Geochronology.; Mesoscale phenomena.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1991] 1 microfiche.