Detailed Solution:
The correct answer is “Intertrappean beds – Fossils of sea plants and animals”.
The
Intertrappean Beds are a
Late Cretaceous and early Paleogene geologic unit in India. These beds are found as interbeds between Deccan Traps layers, including the slightly older Lameta Formation. They consist a number of different subgroups and formations, and span the Cretaceous–Paleogene boundary.
Trap Layer |
Depth (in meters) |
Middle Trap |
1200 meters approximately |
Lower Trap |
150 meters approximately |
Upper Trap |
450 meters approximately |