Where: Teshio, Japan (44.8° N, 142.0° E: paleocoordinates 49.2° N, 130.1° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Hakobuchi Group, Campanian to Campanian (83.6 - 66.0 Ma)
• Campanian or Maastrichtian
• formation-level stratigraphic resolution
Environment/lithology: marine; sandstone and fine-grained, sandy siltstone
Size class: macrofossils
Preservation: cast, mold/impression
Primary reference: I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 40169: authorized by Martin Aberhan, entered by Sabine Nürnberg on 19.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |