fish
   Anabantiformes
   Anguilliformes
   Atheriniformes
   Characiformes
   Cichlidae
   Cypriniformes
   Cyprinodontiformes
   Gobiiformes
   Perciformes
   Siluriformes
   Synbranchiformes
   more
     Ambassidae
     Amiidae
     Arapaimidae
     Batrachoididae
     Beloniformes
       Belonoidei
       Adrianichthyidae
         Adrianichthyinae
         Lithopoecilus
         Oryziinae
           Oryzias
             andrewi
             asinua
             dancena
             dopingdopingensis
             eversi
             latipes
               bicolor
               black diamond
               blue
               Gold Diamond
               Magome
               Nagoya
               red
               tricolor
               Yokihi
             luzonensis
             mekongensis
             minutillus
             profundicola
             sakaizumii
             sarasinorum
             setnai
             soerotoi
             wolasi
             woworae
     Blenniidae
     Centrarchiformes
     Dipnoi
     Engraulidae
     Esociformes
     Galaxioidea
     Gasterosteidae
     Gonorynchiformes
     Gymnotiformes
     Indostomas
     Lepisosteiformes
     Lobotiformes
     Mormyridae
     Mugilidae
     Ophidiiformes
     Osteoglossidae
     Pantodontidae
     Percopsiformes
     Pleuronectiformes
     Polycentridae
     Polypteridae
     Potamotrygonidae
     Scatophagidae
     Scorpaeniformes
     Syngnathidae
     Tarumaniidae
     cave
inverts
plants
misc