In this article we will discuss about:- 1. Definition of Taxonomy 2. Scope of Taxonomy 3. Levels. Definition of Taxonomy: The term taxonomy is derived from two Greek words - taxis meaning arrangement, and nomos meaning law. It was first proposed in 1813 by A.P. de Candolle (a professor of Montpellier University in France) in its French form, for the [...]
In this article we will discuss about:- 1. History of Taxonomy 2. Concepts of Taxonomy 3. Modern Trends. History of Taxonomy: The development of a scientific theory of classification is probably a recent phenomenon. There is no doubt that Aristotle (384-322 B.C.) was the father of classification. According to Aristotle “Animals may be characterised according to the way of living, [...]
In this article we will discuss about:- 1. Meaning of Speciation 2. Rate of the Speciation Process 3. Mechanism 4. Classification 5. Modes 6. Rate. Definition of Speciation: Species has been considered to be the product of the opportunistic process of evolution. Taxonomist encounters difficulties in trying to delimit species mainly due to two aspects of evolution: variability within populations [...]