Where: Miyagi, Japan (39.0° N, 141.8° E: paleocoordinates 49.8° N, 152.9° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Hosoura Formation (Shizukawa Group), Pliensbachian (190.8 - 182.7 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; sandy 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 39980: authorized by Martin Aberhan, entered by Sabine Nürnberg on 13.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |