Montezuma Formation

Geology

Members: unnamed (8)

Lithologies: not reported (1), sandstone (7), conglomerate (2)

Paleoenvironments: marine indet. (1), marginal marine indet. (2), coastal indet. (5)

Age range: base of the Early/Lower Pleistocene to the top of the Rancholabrean or 2.58000 to 0.01400 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Early/Lower Pleistocene2.58 - 0.774Costa Rica (Puntarenas) (228536 228537)
Pleistocene2.58 - 0.0117Costa Rica (130840 130841 135044 136542 136817)
Rancholabrean0.21 - 0.014USA (California) (84880)