Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Animale nom. inval. - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Pisces nom. inval. - fishes see Class Pisces Linnaeus, 1758
           Order Malacopterygii nom. inval. see Class Pisces Linnaeus, 1758
             01 Genus Gymnotus nom. inval. see Genus Gymnotus Linnaeus, 1758
             02 Genus Muraena nom. inval. see Genus Muraena Linnaeus, 1758
             03 Genus Blennus nom. inval. see Genus Blennius Linnaeus, 1758
             04 Genus Gadus nom. inval. see Genus Gadus Linnaeus, 1758
             05 Genus Pleuronectes nom. inval. see Genus Pleuronectes Linnaeus, 1758
             06 Genus Ammodytes nom. inval. see Genus Ammodytes Linnaeus, 1758
             07 Genus Coryphaena nom. inval. see Genus Coryphaena Linnaeus, 1758
             08 Genus Echeneis nom. inval. see Genus Echeneis Linnaeus, 1758
             09 Genus Esox nom. inval. see Genus Esox Linnaeus, 1758
             10 Genus Salmo nom. inval. see Genus Salmo Linnaeus, 1758
             11 Genus Osmerus nom. inval. see Genus Osmerus Linnaeus, 1758
             12 Genus Coregonus nom. inval. see Genus Coregonus Linnaeus, 1758
             13 Genus Clupea nom. inval. see Genus Clupea Linnaeus, 1758
             14 Genus Cyprinus nom. inval. see Genus Cyprinus Linnaeus, 1758
             15 Genus Cobitus nom. inval. see Genus Cobitis Linnaeus, 1758
             16 Genus Syngnathus nom. inval. see Genus Syngnathus Linnaeus, 1758