Bigeyed sixgill shark  (Hexanchus nakamurai)

Taxonomy of Fishes

• Osteichthyes - Bony fishes->
• Chondrichthyes - Cartilaginous fishes->

  • Elasmobranchii - Sharks and Rays->

    • Lamniformes - Mackerel sharks->
    • Carcharhiniformes - Ground sharks->
    • Rhinopristiformes - Shovelnose rays->
    • Torpediniformes - Electric rays->
    • Rajiformes - Skates and rays->
    • Orectolobiformes - Carpet shark->
    • Squatiniformes - Angelsharks->
    • Heterodontiformes - Bullhead and horn sharks->
    • Hexanchiformes - Six-gill sharks->

      • Hexanchidae - Cow sharks->

        • Hexanchus - Cow sharks->

          • Bluntnose sixgill shark (Hexanchus griseus)
          • Bigeyed sixgill shark (Hexanchus nakamurai)
        • Heptranchias - Heptranchias->
        • Notorynchus - Notorynchus->
      • Chlamydoselachidae - Frilled sharks->
    • Myliobatiformes - Stingrays->
    • Squaliformes - Sleeper and dogfish sharks->
    • Echinorhiniformes - Bramble sharks->
    • Pristiophoriformes - Saw sharks->
  • Holocephali - Chimaeras->
• Agnatha - Jawless fishes->