The Subphylum Crustacea form a large, diverse arthropod taxon which includes creatures such as barnacles, crabs, crayfish, krill, lobsters, prawns, shrimps, and woodlice.

Such is the changing field of studies on this subphylum, with new discoveries and research, there are often changes to the classification.

Did you know that some crustaceans are more closely related to insects and other hexapods than they are to certain other crustaceans.


  • Scientific classification
  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Clade: Pancrustacea
  • Subphylum: Crustacea
  • Class:
    • Branchiopoda
    • Cephalocarida
    • Malacostraca
    • Maxillopoda
    • Ostracoda
    • Remipedia