Pirabas Formation

Geology

Members: unnamed (34), Estacao Limestone (5)

Lithologies: not reported (28), marl (1), "limestone" (9)

Paleoenvironments: marine indet. (1), carbonate indet. (5), shallow subtidal indet. (3), lagoonal/restricted shallow subtidal (3), coastal indet. (27)

Age range: base of the Early/Lower Miocene to the top of the Serravallian or 23.03000 to 11.62000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Miocene23.03 - 15.97Brazil (112581 112585)
Early/Lower Miocene23.03 - 15.97Brazil (Maranhao) (112596 112597 112598)
Early/Lower Miocene23.03 - 15.97Brazil (Piaui) (112599 112600 112601)
Early/Lower Miocene23.03 - 15.97Brazil (Para) (60979 60980 60981 60982 60983 60984 65162 65163 65164 84329 92483 92484 111196 112577 112578 112579 112580 112582 112583 112584 112586 112587 112588 112589 112590 112591 112592 112593 112594 112595)
Langhian - Serravallian15.97 - 11.62Brazil (Para) (58454)