Where: Teshio, Japan (44.8° N, 142.0° E: paleocoordinates 52.8° N, 134.2° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Saku Formation, Turonian (93.9 - 89.8 Ma)
• formation-level stratigraphic resolution
Environment/lithology: offshore; mudstone 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 39822: authorized by Martin Aberhan, entered by Sabine Nürnberg on 07.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Inoceramus (Inoceramus) teshioensis Nagao and Matsumoto 1939 clam | |
Glycymeris (Glycymerita) hokkaidoensis Yabe and Nagao 1928 clam | |
Acila (Truncacila) hokkaidoensis Nagao 1932 divaricate nutclam |