Carhuaz Formation

Geology

Members: unnamed (4)

Lithologies: "shale" (2), siltstone (1), sandstone (1), "limestone" (2)

Paleoenvironments: marginal marine indet. (3), coastal indet. (1)

Age range: base of the Valanginian to the top of the Barremian or 137.05000 to 121.40000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Valanginian137.05 - 132.6Peru (Ancash) (56941)
Hauterivian - Barremian132.6 - 121.4Peru (Cajamarca) (56939)
Barremian125.77 - 121.4Peru (Ancash) (56940)
Barremian125.77 - 121.4Peru (Huaraz) (219535)