The nine major animal phyla in the context of animal phylogeny are Phylum Porifera, Phylum Cnidaria,Phylum Platyhelminthes, Phylum Echinodermata, Phylum Mollusca,Phylum Nematoda,Phylum Arthropoda, Phylum Annelida and Phylum Chordata
<h3>What is animal phylogeny?</h3>
The animal phylogeny is defined as the division of the animal kingdom according to groups which are due to the type of tissue and their various body symmetry.
The type of tissue and body symmetry of the various animals of the nine major animal phyla include the following:
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