Chacras Formation

Geology

Members: unnamed (1)

Lithologies: claystone (1)

Paleoenvironments: coastal indet. (1)

Age range: base of the Early/Lower Eocene to the top of the Priabonian or 56.00000 to 33.90000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Eocene56.0 - 48.07Peru (139888)
Bartonian - Priabonian41.03 - 33.9Argentina (Río Negro) (225620 225621 225622 225623 225624)