Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Animale nom. inval. - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Vermes nom. inval. - vermin see Class Vermes Linnaeus, 1758
           Order Zoophyta nom. inval. see Order Zoophyta Linnaeus, 1758
             Genus Tethys Linnaeus, 1735, nom. inval. see Genus Tethys Linnaeus, 1767, nom. cons.
               1 Tethya nom. inval.
               2 Holothurium nom. inval.
               3 Penna marina nom. inval.