CLASSIFICATION OF INSECTS

CLASSIFICATION OF INSECTS AND DIFFERENT GROUPS

  • Insects are the six legged flying arthropods coming under the phylum Arthropoda and class Insecta. The widely accepted classification of insects was proposed the eminent insect taxonomist A.D.Imms.
    Characters of class Insecta
    1. Body is divided into three regions
    2. In head a pair of antenna and a pair of compound eyes are usually present.
    3. Thorax is the centre of locomotion with, 3 pairs of five jointed legs and two pairs of wings.
    4. Excretion is mainly through malpighian tubules.
    5. Tracheal system of respiration well developed.
    6. Brain is divided into protocerebrum, deutocerebrum and tritocerebrum.
    Entognathous Hexapods
  1. Order: Protura - proturans
  2. Order: Collembola- springtails
  3. Order: Diplura - diplurans
    Apterygote Hexapods
  1. Microcoryphia - bristletail
  2. Thysanura – silverfish
    Pterygote Hexapods
  1. Ephemeroptera : Mayflies
  2. Odonata: Dragonflies and Damselflies
  3. Orthoptera: Grasshoppers, Crickets and Katydids
  4. Phasmatodea: Walkingsticks and leaf insects
  5. Grylloblattodea: Rock Crawlers
  6. . Mantophasmatodea: Gladiators
  7. Dermaptera: Earwigs
  8. Plecoptera: Stoneflies
  9. Embiidina: Web-spinners
  10. Zoraptera: Angel insects
  11. Isoptera: Termites
  12. Mantodea: Mantids
  13. Blattodea: Cockroaches
  14. Hemiptera: True bugs, cicadas, hoppers, psyllids, whiteflies, aphids and scale insects
  15. Thysanoptera: Thrips
  16. Psocoptera : Psocids
  17. Phthiraptera: Lice
  18. Coleoptera : Beetles and weevils
  19. Neuroptera: Alderflies, Dobsonflies, Fishflies, Snakeflies, Lacewings, antlions, and Owlflies
  20. Hymenoptera: Sawflies, parasitic wasps, ants, wasps and bees
  21. Trichoptera: Caddisflies
  22. Lepidoptera: Butterflies and Moths
  23. Siphonoptera: Fleas
  24. Mecoptera: Scorpionflies and Hangingflies
  25. Strepsiptera: Twisted-wing parasites
  26. Diptera: Flies
Last modified: Friday, 18 November 2011, 11:50 AM