Where: Okayama, Japan (35.0° N, 134.7° E: paleocoordinates 37.2° N, 111.7° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Fukumoto Group, Induan to Induan (252.2 - 242.0 Ma)

• Skytian or Anisian

• group-level stratigraphic resolution

Environment/lithology: marine

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 39831: authorized by Martin Aberhan, entered by Sabine Nürnberg on 08.06.2004

Creative Commons license: CC BY (attribution)