Stigmariopsis, Stigmaria asiatica, and the survival of the Sigillaria brardii-ichthyolepis group in the tropics of the late Pennsylvanian and Early Permian
Author:
Hermann W. Pfefferkorn,Jun Wang
Copyright © 2009 Nanjing Institute of Geology and Palaeontology, CAS. Published by Elsevier B.V. All rights reserved.