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 Acanthopterygii nom. inval. see Order Thoracici Linnaeus, 1758
             Genus Cottus nom. inval. see Genus Cottus Linnaeus, 1758
               1 Cataphractus nom. inval.
               2 Scorpio mar. nom. inval.
               3 Cottus nom. inval.
               3.0 Gobio fl. capit. nom. inval. see Cottus nom. inval.