Locality B25, B25.30, ESE of Duoba village, Baingoin District, Lhasa Terrane (Cretaceous of China)
Where: Xizang, China (31.4° N, 89.8° E: paleocoordinates 15.1° N, 84.7° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Langshan Formation, Late/Upper Albian (105.3 - 99.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified limestone
• Description of Locality B25: A thick sequence of shallow marine calcareous shales and limestones of lagoonal facies, with rudist reefs. There is one calstic horizon in the sequence that is ?hypomarine.
• Orbitolina limestone
Size class: microfossils
Collection methods: Paleontological collections made on the 1985 Geotraverse.
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Primary reference: A. B. Smith and J. Xu. 1988. Palaeontology of the 1985 Geotraverse, Lhasa to Golmud. Phil. Trans. R. Soc. Lond. A 327:53-105 [M. Aberhan/S. Nurnberg] more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 61398: authorized by Martin Aberhan, entered by Sabine Nürnberg on 09.06.2006