Toyoda Area, Nishinakayama Formation, Honshu (Jurassic of Japan)

Where: Yamaguchi, Japan (34.2° N, 131.0° E: paleocoordinates 45.9° N, 139.4° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Nishinakayama Formation (Toyora Group), Pliensbachian (190.8 - 182.7 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; shale and sandstone

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 40561: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 25.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Myalinida - Inoceramidae