curve
tessellatus
fish
Anabantiformes
Anguilliformes
Atheriniformes
Characiformes
Cichlidae
Cypriniformes
Cyprinodontiformes
Aplocheiloidei
Cyprinodontoidei
Anablepidae
Aplocheilichthyinae
Cyprinodontoidea
Cyprinodontidae
Cubanichthyinae
Cyprinodontinae
Aphaniini
Cyprinodontini
Cualac
tessellatus
Cyprinodon
Floridichthys
Jordanella
Megupsilon
Orestiadini
Fluvuphylacidae
Funduloidea
Goodeoidea
Poecilioidea
Procatopodidae
Valencioidea
Poeciliidae
Gobiiformes
Perciformes
Siluriformes
more
Synbranchiformes
inverts
plants
misc
encycloquaria.com