• sponge
  • 1936). A Discussion of the Sponge Fauna of the Dry Tortugas in Particular and the West Indies in General, with Material for a Revision of the Families and Orders of the Porifera. (marinespecies.org)
  • animal
  • The recent rising interest for Porifera is expected to lead to a better understanding of animal evolution. (els.net)
  • tree
  • This Scratchpad is coordinated by the Porifera Tree of Life project (PorToL), which is sponsored by the U.S. National Science Foundation. (myspecies.info)