Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         "Lapideum Regnum" nom. inval. - mineral kingdom
           Class "Fossilia" nom. inval. - Lapides aggregati
             Order "Terrae"
               Genus "Marga"
                 1 "Marga rubra solidiuscula"
                 2 "Marga alba solido-friabilis"
                 3 "Marga luteo-alba solido-friabilis"
                 4 "Marga cinerea solida"
                 5 "Marga nivea friabilissima"