Natura - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Animale Regnum nom. inval. - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Qvadrupedia nom. inval. see Class Mammalia Linnaeus, 1758
           Order Glires nom. inval. see Order Glires Linnaeus, 1758
             17 Genus Hystrix nom. inval. see Genus Hystrix Linnaeus, 1758
             18 Genus Sciurus nom. inval. see Genus Sciurus Linnaeus, 1758
             19 Genus Lepus nom. inval. see Genus Lepus Linnaeus, 1758
             20 Genus Castor nom. inval. see Genus Castor Linnaeus, 1758
             21 Genus Mus nom. inval. see Genus Mus Linnaeus, 1758
             22 Genus Sorex nom. inval. see Genus Sorex Linnaeus, 1758
             23 Genus Didelphis nom. inval. see Genus Didelphis Linnaeus, 1758
             23.0 Genus "Didelpis" nom. inval. see Genus Didelphis nom. inval.