fish
   Anabantiformes
   Anguilliformes
   Atheriniformes
   Characiformes
     Alestoidea
     Anostomoidea
     Characoidea
       Acestrorhynchidae
       Bryconidae
       Chalceidae
       Characidae
         Aphyocharacinae
         Aphyoditeinae
         Brachychalcinus
         Characinae
         Cheirodontinae
         Exodontinae
         Gymnocharacinae
         Jupiaba
         Stethaprioninae
           Andromakhe
           Astyanax
           Brittanichthys
           Bryconella
           Ctenobrycon
           Ectrepopterus
           Gymnocharacinus
           Gymnocorymbus
           Hasemania
           Hemigrammus
           Hyphessobrycon
             acaciae
             agulha
             amandae
             amapaensis
             barranquilla
             bentosi
             chiribiquete
             coeruleus
             columbianus
             comodoro
             copelandi
             eilyos
             elachys
             eos
             epicharis
             eques
             flammeus
             hexastichos
             jackrobertsi
             klausanni
             langeanii
             loretoensis
             margitae
             megalopterus
             melanostichos
             meridionalis
             micropterus
             myrmex
             negodagua
             nigricinctus
             notidanos
             paepkei
             pando
             peruvianus
             peugeoti
             peugeotorum
             piorskii
             piranga
             procyon
             pulchripinnis
             robustulus
             rosaceus
             rubrostriatus
             saizi
             simulatus
             socolofi
             sp dwarf phantom
             sweglesi
             takasei
             vilmae
             wadai
             weitzmanorum
           Inpaichthys
           Moenkhausia
           Nematocharax
           Oligosarcus
           Orthospinus
           Paracheirodon
           Petitella
           Pristella
           Psalidodon
           Pseudochalceus
           Rhoadsia
           Thayeria
         Stevardiinae
         Tetragonopterinae
         misc
       Crenuchidae
       Ctenoluciidae
       Gasteropelecidae
       Hepsetidae
       Iguanodectidae
       Lebiasinidae
       Parodontidae
       Triportheidae
     Citharinoidei
     Curimatoidea
     Erythrinoidea
   Cichlidae
   Cypriniformes
   Cyprinodontiformes
   Gobiiformes
   Perciformes
   Siluriformes
   Synbranchiformes
   more
inverts
plants
misc