Widenose guitarfish  (Glaucostegus obtusus)

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Taxonomy of Fishes

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

  • Elasmobranchii - Sharks and Rays->

    • Lamniformes - Mackerel sharks->
    • Carcharhiniformes - Ground sharks->
    • Rhinopristiformes - Shovelnose rays->

      • Pristidae - Sawfishes->
      • Rhinobatidae - Ražopsi->
      • Rhinidae - Giant guitarfishes->
      • Glaucostegidae - Giant guitarfishes->

        • Glaucostegus - Glaucostegus->

          • Blackchin guitarfish (Glaucostegus cemiculus)
          • Granulated guitarfish (Glaucostegus granulatus)
          • Halavi ray (Glaucostegus halavi)
          • Smalleyed guitarfish (Glaucostegus microphthalmus)
          • Widenose guitarfish (Glaucostegus obtusus)
          • Madagascar guitarfish (Glaucostegus petiti)
          • Spiny guitarfish (Glaucostegus spinosus)
          • Thouin ray (Glaucostegus thouin)
          • Giant shovelnose ray (Glaucostegus typus)
          • Glaucostegus younholeei (Glaucostegus younholeei)
      • Trygonorrhinidae - Banjo rays, Fiddler 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->