Where: Tokushima, Japan (33.8° N, 134.5° E: paleocoordinates 47.1° N, 127.9° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Hoji Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; 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 39568: authorized by Martin Aberhan, entered by Sabine Nürnberg on 31.05.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Nipponitrigonia kikuchiana Yokoyama 1891 clam | |