Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Lapideum - mineral kingdom
         Class Fossilia nom. inval. - Lapides aggregati
           Order Petrificata - fossils
             Genus Amphibiolithus nom. inval. - fossil reptiles and amphibians
               1 Amphibiolithus Angvis nom. inval.
               1.0 Serpens petrif. nom. inval. see Amphibiolithus Angvis nom. inval.
               2 Amphibiolithus Lacertæ nom. inval.
               3 Amphibiolithus Ranæ nom. inval.
               4 Amphibiolithus Testudinis nom. inval.