Chambira Formation

Geology

Members: unnamed (4), base (1), top (1)

Lithologies: not reported (4), claystone (1), conglomerate (2)

Paleoenvironments: fluvial indet. (3), "channel" (1), "floodplain" (1), fluvial-lacustrine indet. (1)

Age range: base of the Late/Upper Oligocene to the top of the Early/Lower Miocene or 27.30000 to 15.98000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Chattian27.3 - 23.04Peru (Loreto) (176130 176147)
Late/Upper Oligocene27.3 - 23.04Peru (176126 176148 176155)
Early/Lower Miocene23.04 - 15.98Peru (176159)
Early/Lower Miocene - Middle Miocene23.04 - 11.63Peru (176153)