Also known as Obirashibe, Obiracho, Obira-cho
Where: Teshio, Japan (44.0° N, 141.7° E: paleocoordinates 44.6° N, 140.0° E)
• coordinate based on political unit
When: Chikubetsu Formation, Miocene (23.0 - 5.3 Ma)
• contemporaneous with the Kawabata
Environment/lithology: marine; lithology not reported
Size class: macrofossils
Primary reference: H. Matsumoto. 1923. Mammalian horizons of the Japanese Tertiary: Revised stratigraphically and the interrelationship of the terrestrial and marine deposits. Proceedings of the Pan-Pacific Science Congress 2:887-896 [M. Uhen/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 151921: authorized by Mark Uhen, entered by Jenna David on 18.10.2013, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Vicarya sp. d'Archiac and Haime 1854 horn snail | |
Reptilia | |
Trionyx desmostyli Matsumoto 1918 softshell turtle | |
Mammalia | |
Desmostylus cf. japonicus Tokunaga and Iwasaki 1914 desmostylian |