Artemisa Formation
Geology
Members: unnamed (1), La Zarza (13)
Lithologies: "shale" (7), lime mudstone (6), "limestone" (8)
Paleoenvironments: marine indet. (1), basinal (carbonate) (12), marginal marine indet. (1)
Age range: base of the Late/Upper Oxfordian to the top of the Tithonian or 157.90000 to 143.10000 Ma