Where: Ishikari, Japan (43.0° N, 142.0° E: paleocoordinates 52.5° N, 139.2° E)
• coordinate estimated from map
• local area-level geographic resolution
When: L2 Member, Albian (113.0 - 100.5 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; gray 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 40605: authorized by Martin Aberhan, entered by Sabine Nürnberg on 26.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Inoceramus (Birostrina) concentricus" = Inoceramus (Actinoceramus) concentricus, Inoceramus (Inoceramus) anglicus
"Inoceramus (Birostrina) concentricus" = Inoceramus (Actinoceramus) concentricus Parkinson 1819 clam subsp. subsulcatus
Inoceramus (Inoceramus) anglicus Woods 1911 clam |