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PinkMonkey Online Study Guide-Biology

13.3 Systematic Hierarchy

Arranging various taxonomic categories in their proper order on the basis of their taxonomic ranks is called taxonomic hierarchy (systematic hierarchy). In this hierarchy, the kingdom represents the category of highest rank while the species is the category of the basic rank.

Following is an example of the taxonomic hierarchy representing the methodology of classifying a plant and an animal in a scientific manner.

Categories

Taxa
(Plants)

Tax (Animals)

Kingdom

Plantae

Animalia

Sub-kingdom

Phanerogams

----------

Division/ Phylum

Angiosperm

Chordata

Sub-phylum

-----------

Vertebrata

Class

Dicotyledonous

Reptilia

Sub-Class

Polypetalae

Diapsida

Series

Thalamiflorae

-----------

Order

Malvales

Squamata

Family

Malvaceae

Elapidae

Genus

Gossypium

Naja

Species

herbaceum (cotton)

naja(Cobra)



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Table of Contents

13.0 - Introduction
13.1 Concepts of Species
13.2 Taxa and Categories
13.3 Systematic Hierarchies
13.4 Binomial Nomenclature
13.5 Principles of Classification

Chapter 14





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