Akkeshi Area, Monshizu Formation, Hokkaido (Cretaceous of Japan)

Where: Kushiro, Japan (43.0° N, 144.9° E: paleocoordinates 47.4° N, 133.9° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Monshizu Formation (Nemuro Group), Maastrichtian (72.1 - 66.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; sandstone and shale

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 39621: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 01.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Myalinida - Inoceramidae