Where: Japan (43.2° N, 141.9° E: paleocoordinates 44.0° N, 140.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Asahi Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

Environment/lithology: shallow subtidal; tuff and sandstone

Size classes: macrofossils, mesofossils

Primary reference: S. Uozumi. 1966. Neogene Molluscan Fauna in Hokkaido : Part I. Description of the Asahi Fauna Associated with Mytilus tichanovitchi MAKIYAMA, from Ikushunbetsu District, Central Hokkaido. Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and mineralogy 13(2):119-137 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 173034: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 08.09.2015

Creative Commons license: CC BY (attribution)