Opal pearlfish  (Leptolebias opalescens)

Taxonomy of Fishes

• Osteichthyes - Bony fishes->

  • Actinistia - Lobe-finned fishes->
  • Actinopteri - Ray-finned fishes->

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

      • Poeciliidae - Poeciliids->
      • Aphaniidae - Oriental killifishes->
      • Valenciidae - Valencia toothcarp->
      • Fundulidae - North American killifishes->
      • Cyprinodontidae - Pupfishes->
      • Anablepidae - Four-eyed fishes, onesided livebearers and white-eye->
      • Aplocheilidae - Killifishes->
      • Cynolebiinae - Pearl killifishes->
      • Fluviphylacidae - American lampeyes->
      • Goodeidae - Splitfins->
      • Nothobranchiidae - African rivulines->
      • Pantanodontidae - Spine killifishes->
      • Procatopodidae - African lampeyes->
      • Profundulidae - Middle American killifishes->
      • Rivulidae - Rivulines->

        • Campellolebias - Campellolebias->
        • Anablepsoides - Anablepsoides->
        • Aphyolebias - Aphyolebias->
        • Atlantirivulus - Atlantirivulus->
        • Austrofundulus - Austrofundulus->
        • Austrolebias - Austrolebias->
        • Cynodonichthys - Cynodonichthys->
        • Cynolebias - Cynolebias->
        • Cynopoecilus - Cynopoecilus->
        • Hypsolebias - Hypsolebias->
        • Kryptolebias - Kryptolebias->
        • Laimosemion - Laimosemion->
        • Leptolebias - Leptolebias->

          • Leptolebias aureoguttatus (Leptolebias aureoguttatus)
          • Leptolebias citrinipinnis (Leptolebias citrinipinnis)
          • Leptolebias itanhaensis (Leptolebias itanhaensis)
          • Marbled pearlfish (Leptolebias marmoratus)
          • Opal pearlfish (Leptolebias opalescens)
          • Splendid pearlfish (Leptolebias splendens)
        • Leptopanchax - Leptopanchax->
        • Llanolebias - Llanolebias->
        • Maratecoara - Maratecoara->
        • Melanorivulus - Melanorivulus->
        • Micromoema - Micromoema->
        • Millerichthys - Millerichthys->
        • Moema - Moema->
        • Mucurilebias - Mucurilebias->
        • Nematolebias - Nematolebias->
        • Neofundulus - Neofundulus->
        • Notholebias - Notholebias->
        • Ophthalmolebias - Ophthalmolebias->
        • Papiliolebias - Papiliolebias->
        • Pituna - Pituna->
        • Plesiolebias - Plesiolebias->
        • Prorivulus - Prorivulus->
        • Pterolebias - Pterolebias->
        • Rachovia - Rachovia->
        • Renova - Renova->
        • Rivulus - Rivulus->
        • Simpsonichthys - Simpsonichthys->
        • Spectrolebias - Spectrolebias->
        • Stenolebias - Stenolebias->
        • Terranatos - Terranatos->
        • Trigonectes - Trigonectes->
        • Xenurolebias - Xenurolebias->
    • 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->
  • Dipnoi - Lungfishes->
  • Chondrostei - Sturgeons and Paddlefishes->
  • Holostei - Gars and Bowfins->
• Chondrichthyes - Cartilaginous fishes->
• Agnatha - Jawless fishes->