Onefin catshark  (Pentanchus profundicolus)

Taxonomy of Fishes

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

  • Elasmobranchii - Sharks and Rays->

    • Lamniformes - Mackerel sharks->
    • Carcharhiniformes - Ground sharks->

      • Carcharhinidae - Requiem sharks->
      • Scyliorhinidae - Cat sharks->
      • Pentanchidae - Deepwater catsharks->

        • Galeus - Galeus->
        • Apristurus - Apristurus->
        • Asymbolus - Asymbolus->
        • Bythaelurus - Bythaelurus->
        • Cephalurus - Cephalurus->
        • Figaro - Figaro->
        • Halaelurus - Halaelurus->
        • Haploblepharus - Haploblepharus->
        • Holohalaelurus - Holohalaelurus->
        • Parmaturus - Parmaturus->
        • Pentanchus - Pentanchus->

          • Onefin catshark (Pentanchus profundicolus)
      • Triakidae - Houndsharks->
      • Sphyrnidae - Hammerheads->
      • Atelomycteridae - Coloured catsharks->
      • Galeocerdonidae - Tiger sharks->
      • Hemigaleidae - Weasel sharks->
      • Leptochariidae - Barbeled houndsharks->
      • Proscylliidae - Finback catsharks->
      • Pseudotriakidae - False catsharks->
    • Rhinopristiformes - Shovelnose rays->
    • Torpediniformes - Electric rays->
    • Rajiformes - Skates and rays->
    • Orectolobiformes - Carpet shark->
    • Squatiniformes - Angelsharks->
    • Heterodontiformes - Bullhead and horn sharks->
    • Hexanchiformes - Six-gill sharks->
    • Myliobatiformes - Stingrays->
    • Squaliformes - Sleeper and dogfish sharks->
    • Echinorhiniformes - Bramble sharks->
    • Pristiophoriformes - Saw sharks->
  • Holocephali - Chimaeras->
• Agnatha - Jawless fishes->