A taxonomic grouping less comprehensive then kingdom yet more powerful then class, a phylum is defined as the broadest division of a kingdom in the biological classification system. Phyla being distinguished based on broad/significant/defining genetic and anatomical divergences between abiders in a kingdom,the animal kingdom is divided into 35 phyla,each containing between 1 to 2,000,000 species.The worm, lizard, and insect to be subsequently displayed are respective members of phyla Annelida,Chordata, and Arthropoda.


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