Chegan Formation

Geology

Members: unnamed (4)

Lithologies: not reported (1), "siliciclastic" (1), claystone (1), sandstone (1)

Paleoenvironments: coastal indet. (2), offshore (2)

Age range: Priabonian or 37.71000 to 33.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Paleogene66.0 - 23.04Ukraine (214310)
Priabonian37.71 - 33.9Kazakhstan (108261 108262)
Priabonian - Rupelian37.71 - 27.3Kazakhstan (Aktyubinsk) (214309)