AIM High Level Taxa

• Parazoa
  • Phylum Porifera- sponges
• Radiata
  • Phylum Coelenterata (Cnidaria)- hydras
• Acoelomates
  • Phylum Platyhelminthes- flatworms, planarians
  • Phylum Rhynchocoela (Nemertea)- proboscis worms
• Pseudocoelomates
  • Phylum Rotifera- rotifers, wheel animals
  • Phylum Nematoda- nematodes, roundworms
  • Phylum Nematomorpha- horsehair worms, gordian worms
  • Phylum Gastrotricha- gastrotrichs
• Schizocoelous Coelomates
  • Phylum Mollusca- snails, clams and mussels
  • Phylum Annelida- segmented worms
  • Phylum Arthropoda
    • Subphylum Uniramia or Atelocerata- insects and relatives
    • Subphylum Crustacea- crustaceans
    • Subphylum Chelicerata- spiders, mites and relatives
  • Phylum Tardigrada- water bears
• Lophophorate Coelomates
  • Phylum Bryozoa (Ectoprocta)- moss animalcules
  • Phylum Entoprocta- entoprocts