Insecta (Insects) General Characters (Phylum: Arthropoda, Sub-phylum: Hexapoda)

What is hexapoda?

Hexapoda (6 legs) Source Wikipedia

Systematic Position:

Kingdom: Animalia
Sub-kingdom: Eumetazoa
Super-phylum: Ecdysosoa
Phylum: Arthropoda
Sub-phylum: Hexapoda
Class 1 : Insecta

General characters of Insecta (Insects)

Ø  Characters explained for sub-phylum Hexapoa is common for classes of Insecta. The additional characters includes:

Ø  largest taxa of all animals and plants

Ø  Includes more than one million described species

General characters of class Insecta

Flesh Fly (source wikipedia)

Ø  Class Insecta includes more than half of the all known living species

Ø  Usually terrestrial, some are aquatic

Ø  Usually absent in marine environments

Ø  * Mouth parts are ectognathous (=mouth parts expoed)

Ø  * Characteristically possess wings for flight

Ø  Wings are on the second and third thoracic segment

(* Characters with separate class insect from Enthognatha, the second class of sub-phylum Hexapoda)

Zoology Short Notes

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@. General characters of Entognatha

@. General Characters of Malacostraca

@. General Characters of Ostracoda

@. Arthropoda: General Characters

@. Classification of Arthropods

@. Difference between Centipedes and Millipedes

@. Zoological Systematics

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