Redtail catfish  (Phractocephalus hemioliopterus)

Taxonomy of Fishes

• Osteichthyes - Bony fishes->

  • Coelacanthi - Lobe-finned fishes->
  • Teleostei - Ray-finned fishes->

    • Perciformes - Perches->
    • Cypriniformes - Carps->
    • Esociformes - Pikes->
    • Salmoniformes - Salmons and Trouts->
    • Siluriformes - Catfishes->

      • Siluridae - Eurasian catfishes->
      • Ictaluridae - North American freshwater catfishes->
      • Pimelodidae - Long-whiskered catfishes->

        • Brachyplatystoma - Kumakuma->
        • Pseudoplatystoma - Pseudoplatystoma->
        • Phractocephalus - Phractocephalus->

          • Redtail catfish (Phractocephalus hemioliopterus)
        • Zungaro - Zungaro->
        • Leiarius - Leiarius->
        • Pimelodus - Pimelodus->
        • Platynematichthys - Platynematichthys->
        • Megalonema - Megalonema->
        • Aguarunichthys - Aguarunichthys->
        • Calophysus - Calophysus->
        • Bagropsis - Bagropsis->
        • Bergiaria - Bergiaria->
        • Cheirocerus - Cheirocerus->
        • Hemisorubim - Hemisorubim->
        • Conorhynchos - Conorhynchos->
        • Duopalatinus - Duopalatinus->
        • Exallodontus - Exallodontus->
        • Hypophthalmus - Hypophthalmus->
        • Iheringichthys - Iheringichthys->
        • Luciopimelodus - Luciopimelodus->
        • Parapimelodus - Parapimelodus->
        • Perrunichthys - Perrunichthys->
        • Pimelabditus - Pimelabditus->
        • Pimelodina - Pimelodina->
        • Pinirampus - Pinirampus->
        • Platysilurus - Platysilurus->
        • Platystomatichthys - Platystomatichthys->
        • Propimelodus - Propimelodus->
        • Sorubim - Sorubim->
        • Sorubimichthys - Sorubimichthys->
        • Steindachneridion - Steindachneridion->
        • Zungaropsis - Zungaropsis->
      • Pangasiidae - Shark catfishes->
      • Astroblepidae - Naked sucker-mouth catfishes->
      • Clariidae - Airbreathing catfishes->
      • Ariidae - Sea catfishes->
      • Plotosidae - Eeltail catfishes->
      • Doradidae - Thorny catfishes->
      • Auchenipteridae - Driftwood catfishes->
      • Bagridae - Naked catfishes->
      • Callichthyidae - Armored catfishes->
      • Sisoridae - Asian adhesive catfishes->
      • Malapteruridae - Electric catfishes->
      • Schilbeidae - Schilbid catfishes->
      • Loricariidae - Armoured suckermouth catfishes->
      • Heptapteridae - Three-barbeled catfishes->
      • Ailiidae - Asian schilbeids->
      • Akysidae - Stream catfishes->
      • Amblycipitidae - Torrent catfishes->
      • Amphiliidae - Loach catfishes->
      • Anchariidae - Vaonas->
      • Aspredinidae - Banjo catfishes->
      • Austroglanididae - Austroglanids->
      • Cetopsidae - Whale catfishes->
      • Chacidae - Squarehead or angler catfish->
      • Claroteidae - Claroteid catfishes->
      • Cranoglanididae - Armorhead catfishes->
      • Diplomystidae - Velvet catfishes->
      • Erethistidae - South Asian river catfishes->
      • Heteropneustidae - Airsac catfishes->
      • Horabagridae - Imperial catfishes->
      • Kryptoglanidae - Indian cave catfishes->
      • Lacantuniidae - Chiapas catfishes->
      • Mochokidae - Squeakers or upside-down catfishes->
      • Nematogenyidae - Mountain catfishes->
      • Olyridae - Longtail catfishes->
      • Parakysidae - Parakysid catfishes->
      • Phreatobiidae - Cistern catfishes->
      • Pseudopimelodidae - Bumblebee catfishes, dwarf marbled catfishes->
      • Scoloplacidae - Spiny dwarf catfishes->
      • Trichomycteridae - Pencil or parasitic catfishes->
    • Scorpaeniformes - Mail-cheeked fishes->
    • Gasterosteiformes - Sticklebacks->
    • Gadiformes - Cods->
    • Anguilliformes - Eels and morays->
    • Clupeiformes - Herrings->
    • Syngnathiformes - Pipefishes and Seahorses->
    • Gobiiformes - Gobies->
    • Mugiliformes - Mullets->
    • Carangiformes - Jacks->
    • Beloniformes - Needlefishes->
    • Labriformes - Wrasses->
    • Scombriformes - Mackerels->
    • Mulliformes - Goatfishes->
    • Pleuronectiformes - Flatfishes->
    • Aulopiformes - Grinners->
    • Blenniiformes - Blennies->
    • Cyprinodontiformes - Toothcarps->
    • Osmeriformes - Smelts->
    • Centrarchiformes - Basses and sunfishes->
    • Cichliformes - Cichlids->
    • Characiformes - Characins->
    • Osteoglossiformes - Bony tongues->
    • Elopiformes - Tarpons and tenpounders->
    • Anabantiformes - Gouramies and snakeheads->
    • Gymnotiformes - South American knifefish->
    • Istiophoriformes - Barracudas->
    • Albuliformes - Bonefishes->
    • Lepidogalaxiiformes - Salamanderfishes->
    • Lophiiformes - Anglerfishes->
    • Spariformes - Breams and porgies->
    • Trachiniformes - Weeverfishes->
    • Moroniformes - Temperate basses->
    • Acanthuriformes - Surgeonfishes->
    • Zeiformes - Dories->
    • Tetraodontiformes - Puffers and filefishes->
    • Holocentriformes - Squirrelfishes->
    • Dactylopteriformes - Flying gurnards->
    • Lampriformes - Lamprids->
    • Galaxiiformes - Southern smelts->
    • Batrachoidiformes - Toadfishes->
    • Hiodontiformes - Mooneyes->
    • Percopsiformes - Trout-perches->
    • Callionymiformes - Dragonets->
    • Atheriniformes - Silversides->
    • Notacanthiformes - Spiny eels->
    • Saccopharyngiformes - Swallowers and Gulpers->
    • Alepocephaliformes - Slickheads and tubeshoulders->
    • Gonorynchiformes - Milkfishes->
    • Argentiniformes - Marine smelts->
    • Stomiiformes - Lightfishes and dragonfishes->
    • Ateleopodiformes - Jellynose fishes->
    • Myctophiformes - Lanternfishes->
    • Stylephoriformes - Tube-eyes->
    • Polymixiiformes - Beardfishes->
    • Beryciformes - Sawbellies->
    • Trachichthyiformes - Rughies->
    • Ophidiiformes - Cusk-eels->
    • Kurtiformes - Nurseryfishes & Cardinalfishes->
    • Synbranchiformes - Swamp eels->
    • Gobiesociformes - Clingfishes->
    • Acropomatiformes - Oceanic basses->
  • Cladistii - Bichirs->
  • Dipneusti - Lungfishes->
  • Chondrostei - Sturgeons->
  • Holostei - Gars and Bowfins->
• Chondrichthyes - Cartilaginous fishes->
• Agnatha - Jawless fishes->