Chapter 23.2, Problem 4CC

Summary Introduction

To explain:

Whether the last appearance of a species in the fossil record that was lost in a mass extinction caused due to a sudden catastrophic event would necessarily be close to the event, and to explain whether the answer will differ depending on the rarity or the commonness of the species.

Introduction:

Extinction is the phenomena in which any organism becomes finished or disappeared forever. In terms of ecology and species the extinction is a huge loss as that particular species will never be recovered at any cost or circumstance. It is such a loss that is irreparable.