Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Chen, J. Y. (Nanjing Institute of Geology and Paleontology Nanjing 210008, China) Date Acquired
August 22, 2013
Publication Date
April 25, 2000
Publication Information
Publication: Proceedings of the National Academy of Sciences of the United States of America
Volume: 97
Issue: 9
ISSN: 0027-8424
Distribution Limits
Public
Keywords
Non-NASA CenterNASA Discipline Evolutionary Biology