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(2006)In Southern China, Geologists normally take the volcanic ash bed (with the thickness from 10 to 50 cm) as the boundary for marine Lower and Middle Triassic (i. e. the boundary between Anisian and Olenekian). The volcanic ...
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(2002)Regional ammonoid zonations in Olenekian marine deposits of Siberia, Canada, the United States, Primor'e, China, Nepal, the Salt Range, and Mangyshlak Peninsula are considered. The Siberian zonal scheme is the most complete ...
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(2002)The Lower Triassic section in the Abrek Bay region, southern Primor'e, is described in detail along with its lithologic, paleontological, and magnetostratigraphic characteristics. This and another section in the Tri Kamnya ...
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(2002)The evolutionary history and phylogenetic relationships of eight Early Triassic ammonoid genera, Xenoceltites, Bajarunia, Nordophiceras, Pseudosvalbardiceras, Boreoceras, Praesibirites, Parasibirites, and Sibirites, are ...
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(2006)Deposition of shallow - water carbonates on the vast Yangtze Platform of south China spanned the late Proterozoic through Middle Triassic, accumulating as much as 4000 m during the Early and Middle Triassic. Deeper-water ...
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