Noun phylum porifera has 1 sense
  1. Porifera, phylum Porifera - coextensive with the subkingdom Parazoa: sponges
    --1 is a kind of phylum
    --1 is a member of Parazoa, subkingdom Parazoa
    --1 has members:
     sponge, poriferan, parazoan; sponge genus; Hyalospongiae, class Hyalospongiae
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