Thornback guitarfish  (Platyrhinoidis triseriata)

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->

      • Torpedinidae - Electric rays->
      • Platyrhinidae - Thornbacks->

        • Platyrhinoidis - Platyrhinoidis->

          • Thornback guitarfish (Platyrhinoidis triseriata)
        • Platyrhina - Platyrhina->
      • Hypnidae - Coffin rays->
      • Narcinidae - Numbfishes->
      • Narkidae - Sleeper 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->