Journal of Paleontology; September 2007; v. 81; no. 5;
p. 858-872; DOI: 10.1666/pleo05-119.1
© 2007 Paleontological Society
EARLY INDUAN (EARLY TRIASSIC) CEPHALOPODS FROM THE DAYE FORMATION AT GUIDING, GUIZHOU PROVINCE, SOUTH CHINA
LIN MU1,
Y. D. ZAKHAROV2,
WEN-ZHONG LI1 and
SHU-ZHONG SHEN1
1 State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, 39 East Beijing Road, Nanjing 210008, China, <szshen{at}nigpas.ac.cn>
2 Far Eastern Geological Institute (DVGI), Far Eastern Branch of Russian Academy of Sciences, Prospect Stoletiya, 159, Vladivostok-22, 690022 Russia, <yurizakh{at}mail.ru>
An abundant and diverse Late Griesbachian (Early Induan) Wordieoceras-dominated cephalopod fauna occurs in the lower part of the Daye Formation at the Wenjiangsi section, Guiding County, Guizhou Province, South China. The cephalopod fauna consists of 17 species belonging to 10 genera, including two nautiloid species and 15 ammonoid species representing the families Ophiceratidae, Proptychitidae, Meekoceratidae, and Khangsariidae. One genus and five species are new: Vishnuites wenjiangsiensis, Pseudovishnuites guidingensis, Wordieoceras guizhouensis, Gyrophiceras subplicatum, and Hubeitoceras? Wangi.
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