Chapter 15.3, Problem 5MC

Summary Introduction

To determine:

The organisms that came and went during the Mesozoic era.

Concept introduction:

The Mesozoic era is also known as the age of reptiles. It began around 248 million years ago and ended about 65 million years ago. The whole era can be divided into three periods, namely the Triassic period, the Jurassic period, and the Cretaceous period.