MAJOR PHYLA OF ANIMALS

MAJOR PHYLA OF ANIMALS

    Sl. No.

    Phylum

    Approximate
    known species

    Examples

    1

    Porifera

    4500

    Sponges

    2

    Platyhelminthes

    12, 700

    Flatworms: Planaria, tapeworm

    3

    Nematoda

    12, 000

    Roundworms

    4

    Mollusca

    1, 00,000

    Snails, octopus, oysters

    5

    Annelida

    7,000

    earthworms, leech

    6

    Arthropoda

    1,000,000

    Crabs, ticks, mites, shrimps, scorpions, spiders and insects

    7

    Echinodermata

    6500

    Starfishes, sea urchins, sand dollars

    8

    Chordata

    43000

    Fishes, amphibians, reptiles, birds and mammals

    9

    Coelenterata

    80,000

    Corals, Jellyfish, hydra

Last modified: Saturday, 3 December 2011, 4:40 AM