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Karabastau Formation

Geology

Members: unnamed (31)

Lithologies: "shale" (1), siltstone (30)

Paleoenvironments: lacustrine - large (31)

Age range: base of the Oxfordian to the top of the Kimmeridgian or 161.50000 to 149.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Oxfordian161.5 - 154.8Kazakhstan (92136)
Kimmeridgian154.8 - 149.2Kazakhstan (31311 105426 105970 105971 106101 106102 106279 112846 113402 113439 114238 114692 114693 115717 115792 115799 119620 122330 122331 122558 122585 129545 140488 142984 152004 155765 238729 238833 238875 242274)