Quebrada del Barro Formation
Geology
Group: Marayes
Members: unnamed (4)
Lithologies: not reported (1), siltstone (1), sandstone (3)
Paleoenvironments: terrestrial indet. (1), fluvial indet. (2), alluvial fan (1)
Age range: Norian or 228.00000 to 208.50000 Ma