The English used in this entry may not be easy for everybody to understand. You can help by making this page simpler. The Simple English Wikipedia has an article on: Phylum Pronunciation IPA (key): /ˈfaɪləm/ Audio (UK)(file) Noun Singular phylum Plural phyla or phylums Is the basic taxon higher in the rank. In botany phyllum corresponds to division (divisio) The major taxonomic group. Arthopoda is the phylum of spiders.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads