triassic in a sentence

Examples

1. Sawflies first appeared 250 million years ago in the Triassic.
2. The Triassic rocks rest uncomfortably on all older formations within the county.
3. They became extinct by the end of the Triassic period.
4. The Sydney Basin consists of Permian and Triassic sedimentary rocks.
5. It is subdivided into the Triassic, Jurassic, and Cretaceous periods.
6. Formerly the middle series in the Triassic was also known as Muschelkalk.
7. They appear to be unusually complex for nests created by Triassic reptiles.
8. Pangea started to break up during the Triassic ~ 225Ma.
9. Cope in 1877 merely concluded it was some Triassic dinosaur.
10. It also is the only area in Europe where Triassic lagerst�tten surface.