Imperium naturæ C. Linnaeus, 1758 - nature
   Mundus Plinius - physical world
     naturalia - natural bodies
       Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Pisces Linnaeus, 1758 see Superclass Pisces Linnaeus, 1758
           Order Branchiostegi Linnaeus, 1758
             Genus Tetraodon Linnaeus, 1758
               1 Tetraodon testudineus Linnaeus, 1758 see Sphoeroides testudineus (C. Linnaeus, 1758)
               2 Tetraodon lagocephalus Linnaeus, 1758 see Lagocephalus lagocephalus (C. Linnaeus, 1758)
               3 Tetraodon lineatus Linnaeus, 1758
               4 Tetraodon ocellatus Linnaeus, 1758 see Takifugu ocellatus (C. Linnaeus, 1758)
               5 Tetraodon hispidus Linnaeus, 1758 see Arothron hispidus (C. Linnaeus, 1758)
               6 Tetraodon mola Linnaeus, 1758 see Mola mola (C. Linnaeus, 1758)