Where: Xizang, China (32.5° N, 91.8° E: paleocoordinates 15.2° N, 87.4° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Sewa Formation, Kimmeridgian (157.3 - 152.1 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: basinal (siliceous); lithified, gray mudstone
Size classes: macrofossils, microfossils
Collection methods: Paleontological collections made on the 1985 Geotraverse.
Primary reference: A. B. Smith and J. Xu. 1988. Palaeontology of the 1985 Geotraverse, Lhasa to Golmud. Philosophical Transactions of the Royal Society of London A 327:53-105 [M. Aberhan/S. Nurnberg/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 61451: authorized by Martin Aberhan, entered by Sabine Nürnberg on 12.06.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Mendicodinium | |
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Paragonyaulacysta | |
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Dapcodinium | |
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Dichadogonyaulax | |
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Ambonosphaera | |
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Cephalopoda | |
Katroliceras sp. Spath 1924 ammonite | |
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Bivalvia | |
Entolium sp. Meek 1865 scallop | |
Chlamys sp. Röding 1798 scallop
Radulopecten sp. Rollier 1911 scallop | |
Actinostreon sp. Bayle 1878 oyster | |
"Exogyra" cf. forteaui oyster | |
Inoperna sp. Conrad 1873 mussel | |
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Arcticidae indet. Newton 1891 clam | |
Rhynchonellata | |
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Dinophyceae | |
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