Onefin skate  (Gurgesiella dorsalifera)

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->

      • Rajidae - Skates->
      • Anacanthobatidae - Smooth skates->
      • Arhynchobatidae - Softnose skates->
      • Gurgesiellidae - Pygmy skates->

        • Cruriraja - Cruriraja->
        • Fenestraja - Fenestraja->
        • Gurgesiella - Gurgesiella->

          • Atlantic pygmy skate (Gurgesiella atlantica)
          • Onefin skate (Gurgesiella dorsalifera)
          • Dusky finless skate (Gurgesiella furvescens)
    • 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->