Hidden Lake Formation
Geology
Group: Gustav
Members: unnamed (23)
Lithologies: siltstone (1), sandstone (23)
Paleoenvironments: delta plain (22), transition zone/lower shoreface (1)
Age range: Santonian or 85.70000 to 83.60000 Ma
Collections
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian - Early/Lower Santonian | Antarctica | (169327 169328 169329 169330 169331 169332 169334 169335 169337 169338 169339 169340 169341 169342 169343 169344 169346 169348 169349 169351 169352) | |
| Santonian | Antarctica | (39613 47823) |