Pueyrredon Group

Geology

Formations: unnamed (1), Rio Belgrano (1), Rio Mayer (8)

Lithologies: "shale" (9), sandstone (2)

Paleoenvironments: coastal indet. (2), offshore (8)

Age range: base of the Early/Lower Hauterivian to the top of the Late/Upper Aptian or 132.60000 to 113.20000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Hauterivian132.6 - 125.77Argentina (66636)
Barremian125.77 - 121.4Argentina (66632 66633)
Late/Upper Barremian125.77 - 121.4Argentina (Santa Cruz) (66647)
Late/Upper Barremian125.77 - 121.4Argentina (66634)
Early/Lower Aptian121.4 - 119.57Argentina (66637)
Late/Upper Aptian119.57 - 113.2Argentina (66631 66635 66641 66642)