Polymerid trilobites from the Cambrian of northwestern Hunan, China /
Peng, Shanchi.
Babcock, Loren E.
Lin, Huanling.
Beijing : Science Press,
c2004
Includes bibliographical references and indexes.
v. 1. Corynexochida, Lichida, and Asaphida -- v. 2. Ptychopariida, Eodiscida, and Undetermined Forms.
Trilobites
Trilobites
Trilobites
Trilobites
Geology, Stratigraphic
Geology, Stratigraphic