bioch22.1webpage - found. Thus, if a fossil of a different...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Paleobiology and Macroevolution: INTRODUCTION (What in the world do these terms mean & why should you care about them?) (This is extra reading and meant to give you a background for this chapter. It is not part of the required notes.) Speciation (see Chapter 21), and its opposite, Extinction seem like logical concepts, but where is the evidence for them? Isn’t it also logical to assume that every new organism (or fossil) discovered there is a living species just like it, in some obscure, dusty corner of the Earth? In January for 1796, a French scientist named Georges Cuvier presented his reasoning behind extinction. The earth was explored enough that no new species of large land mammals would be
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: found. Thus, if a fossil of a different species of land mammal was found, that species was extinct. To differentiate between different species of fossils, Cuvier used two fields: comparative morphology and paleobiology. Cuvier, who is recognized as the father of comparative morphology [Study of the anatomical differences/similarities of different species], realized that there were defining anatomical characteristics in every organism. Cuvier is also credited as the founder of paleobiology. Paleobiology is a field where the...
View Full Document

This note was uploaded on 01/18/2012 for the course ECON 101 taught by Professor Sei during the Spring '11 term at American Academy of Art.

Ask a homework question - tutors are online