Where: Hokkaido, Japan (43.3° N, 142.0° E: paleocoordinates 52.7° N, 139.1° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Yezo Group, Albian (113.0 - 100.5 Ma)
• member-level stratigraphic resolution
Environment/lithology: marine; lithified carbonate
Size class: macrofossils
Preservation: mold/impression
Primary reference: S. Kiel, K. Amano, and R. G. Jenkins. 2008. Bivalves from Cretaceous cold-seep deposits on Hokkaido, Japan. Acta Palaeontologica Polonica 53(3):525-537 [M. Aberhan/D. Wellmanns/S. Nurnberg]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 116906: authorized by Martin Aberhan, entered by Daniel Wellmanns on 14.09.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Acharax mikasaensis n. sp.
Acharax mikasaensis n. sp. Awning Clam | |
Thyasira tanabei Kiel et al. 2008 clam | |