Petaca Formation

Geology

Members: unnamed (3)

Lithologies: not reported (1), mudstone (1), sandstone (1)

Paleoenvironments: terrestrial indet. (2), fluvial indet. (1)

Age range: base of the Late/Upper Oligocene to the top of the Oligocene or 27.30000 to 23.04000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Oligocene33.9 - 23.04Bolivia (Santa Cruz) (68789)
Deseadan29.0 - 21.0Bolivia (Santa Cruz) (179924)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Bolivia (225573)