Negritos Formation
Geology
Members: unnamed (12)
Lithologies: not reported (3), "shale" (3), sandstone (7)
Paleoenvironments: marine indet. (9), shallow subtidal indet. (1), coastal indet. (2)
Age range: base of the Early/Lower Eocene to the top of the Middle Eocene or 55.80000 to 37.71000 Ma
Collections
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Eocene | Peru | (93745 93746 93756 93759 93764 93765 93767) | |
Early/Lower Eocene | Peru (Talara) | (165441) | |
Early/Lower Eocene | Peru (Piura) | (86944 88360 88393) | |
Middle Eocene | Peru | (169277) |