Quotes About Mesozoic

When the dinosaurs go extinct and 75 percent of life goes extinct after a meteor hits the planet, that's an era boundary. That's when we change from the Mesozoic to the Cenozoic.

Nowadays, and speaking very generally, geological time is divided first into four great chunks known as eras: Precambrian, Palaeozoic (from the Greek meaning "old life"), Mesozoic ("middle life") and Cenozoic ("recent life"). These four eras are further divided into anywhere from a dozen to twenty subgroups

The supercontinent Pangaea split in the Mesozoic era into the continents we see today, and resulted in extensive land movement over time.