Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Sepkoski, J. John, Jr. (Chicago, University IL, United States) Date Acquired
August 13, 2013
Publication Date
January 2, 1987
Publication Information
Publication: Science
Volume: 235
ISSN: 0036-8075
Accession Number
87A28088
Funding Number(s)
CONTRACT_GRANT: NSF DEB-81-08890
CONTRACT_GRANT: NAG2-282
Distribution Limits
Public