Adigrat Sandstone Formation
Geology
Members: unnamed (2), Transition Bed (1)
Lithologies: sandstone (1), marl (1)
Paleoenvironments: terrestrial indet. (2), platform/shelf-margin reef (1)
Age range: base of the Late/Upper Triassic to the top of the Middle Jurassic or 237.00000 to 161.50000 Ma
Collections
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Triassic - Early/Lower Jurassic | Ethiopia | (48830) | |
| Late/Upper Triassic - Middle Jurassic | Ethiopia (Tigray) | (197720) | |
| Callovian - Oxfordian | Ethiopia | (93798) |