Asa Area, Mine Group, Honshu (Triassic of Japan)

Where: Yamaguchi, Japan (33.9° N, 131.3° E: paleocoordinates 42.9° N, 114.9° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Mine Group, Carnian (237.0 - 228.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

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 39637: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 01.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ostreida - Halobiidae
Halobia aotii Kobayashi and Ichikawa 1949 oyster