Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Regnum Animale" nom. inval. - animal kingdom] see Kingdom Animalia Linnaeus, 1758
           ?["Paradoxa" nom. inval.]
             ["Rana-Piscis s. Ranae in Piscem Metamorphosis" nom. inval.] see Pseudis paradoxa (Linnaeus, 1758)