Otuma Formation

Geology

Members: unnamed (28)

Lithologies: not reported (3), siltstone (1), sandstone (25)

Paleoenvironments: marine indet. (8), shallow subtidal indet. (1), marginal marine indet. (2), coastal indet. (17)

Age range: base of the Late/Upper Eocene to the top of the Early/Lower Oligocene or 37.71000 to 27.30000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Late/Upper Eocene37.71 - 33.9Peru (80547)
Priabonian37.71 - 33.9Peru (63838 73779 98346 206255 206256)
Priabonian37.71 - 33.9Peru (Ica) (73818 100331 180467)
Priabonian - Rupelian37.71 - 27.3Peru (206257 206259 219109)
Early/Lower Oligocene33.9 - 27.3Peru (41617 41618 41619 41620 41621 80455 80456 80457 80459 80460 80461 80462)
Rupelian33.9 - 27.3Peru (41622 206258 208342 208343)