tertiary period in a sentence

Examples

1. The ground is mostly composed of Tertiary period rocks known for producing high-quality clay.
2. During the ensuing Tertiary period of the Cenozoic era, sea levels also varied substantially.
3. Luray Caverns does not date beyond the Tertiary period.
4. The Leipzig Bay was formed during the Tertiary period.
5. During most of the Tertiary period of the Cenozoic southern Alabama was covered by the sea.
6. Instead, the most marked erosion took place during the Tertiary period, entirely under a tropical climate.
7. The survivors speciated rapidly during the Tertiary period.
8. The ensuing Tertiary period of the Cenozoic era is also missing from the local rock record.
9. In 1828, Charles Lyell incorporated a Tertiary Period into his own, far more detailed system of classification.
10. This gap in the rock record continues into the Cenozoic era and spans the entire Tertiary period.