Oshin Formation

Geology

Members: unnamed (2)

Lithologies: not reported (9), "siliciclastic" (1), mudstone (2), "shale" (1), siltstone (1), sandstone (2), conglomerate (1)

Paleoenvironments: marine indet. (7), terrestrial indet. (5), carbonate indet. (1), shallow subtidal indet. (1), estuary/bay (1), paralic indet. (1)

Age range: base of the Mayan to the top of the Chibanian or 504.50000 to 0.12900 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Mayan504.5 - 499.5Russian Federation (Altai (Region)) (10060 10062)
Coniacian89.8 - 86.3Japan (Oita) (40322)
Late/Upper Eocene37.2 - 33.9Japan (183071)
Early/Lower Miocene23.03 - 15.97Japan (Hokkaido) (91509)
Burdigalian20.44 - 15.97Japan (Okayama) (76044 238665 238666)
Burdigalian20.44 - 15.97Japan (Fukushima) (93785)
Langhian15.97 - 13.82Japan (Okayama) (127705 127707 181267)
Middle Miocene15.97 - 11.608Mongolia (180875)
Middle Miocene15.97 - 11.608Japan (77742)
Serravallian13.82 - 11.62Mongolia (180876)
Chibanian0.774 - 0.129Japan (165706)