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• Previous Page: Metazoa 1
• Phylum Mollusca
  • Class Gastropoda
  • Class Bivalvia
• Phylum Annelida
• Aeolosomatids (incerta sedus)
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• Phylum Mollusca
  • Class Aplacophora
    • Subclass Caudofoveata
    • Subclass Ventroplicida

  • Class Monoplacophora
  • Class Polyplacophora
    • Order Lepidopleurida
    • Order Ischnochitonida
    • Order Acanthochitonida

  • Class Gastropoda
    • Subclass Prosobranchia
      • Order Archeogastropoda
      • Order Mesogastropoda
      • Order Neogastropoda

    • Subclass Opisthobranchia
      • Order Cephalaspidea
      • Order Runcinoidea
      • Order Thecosomata
      • Order Gymnosomata
      • Order Anaspidea
      • Order Notaspidea
      • Order Acochlidioidea
      • Order Sacoglossa
      • Order Nudibranchia
      • Order Entoconchida

    • Subclass Pulmonata
      • Order Archaeoplumonata
      • Order Systellommatophora
      • Order Bosommatophora
      • Order Stylommatophora

• Class Bivalvia
  • Subclass Palaeotaxodonta
  • Subclass Cryptodonta
  • Subclass Pteriomorpha
    • Order Arcoida
    • Order Mytiloida
    • Order Pterioida

  • Subclass Palaeoheterodonta
    • Order Unionoida
    • Order Trigonioida

  • Subclass Heterodonta
    • Order Veneroida
    • Order Myoida
    • Order Hippuritoida

  • Subclass Anomalodesmata

• Class Scaphopoda
• Class Cephalopoda
  • Subclass Nautiloidea
  • Subclass Ammonoidea
  • Subclass Coleoidea
    • Order Sepioidea
    • Order Teuthoidea
    • Order Vampyromorpha
    • Order Octopoda

• Phylum Annelida
  • Class Polychaeta
    • Order Orvinnida
    • Order Ctenodrilida
    • Order Psammodrilida
    • Order Cossurida
    • Order Spionida
    • Order Capitellida
    • Order Opheliida
    • Order Phylodocida
    • Order Amphinomida
    • Order Spintherida
    • Order Eunicida
    • Order Sternaspida
    • Order Oweniida
    • Order Fauveliopsida
    • Order Terebellida
    • Order Sabellida
    • Order Archiannelida
    • Order Myzostomida

  • Class Clitellata
    • Subclass Oligochaeta
      • Order Lumbriculida
      • Order Moniligastrida
      • Order Haplotaxida

       

• Aeolosomatids (incerta sedus)
  • Subclass Branchiobdellida
  • Subclass Acanthobdellida
  • Subclass Hirudinea
    • Order Rhynchobdellida
    • Order Gnathobdellida
    • Order Pharyngobdellida

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