Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Astra Plinius - celestial bodies
         Universe
           (Supercluster) Virgo-Hydra-Centaurus Supercluster
             (Supercluster) Virgo Supercluster
               (Cluster) Local Group
                 (Galaxy) Milky Way Galaxy veter.
                   (Spiral arm) Orion Arm
                     (Region) Local Bubble
                       Local Interstellar Cloud
                         (Planetary system) Solar System
                           (Planet-satellite system) Earth System
                             (Planet) Earth veter.
                               "history" (Earth)
                                 "global geochronologic units"
                                   (Eon) Phanerozoic Eon (541.0 Ma - present)
                                     (Era) Cenozoic Era (66.0 Ma - present)
                                       (Period) †Neogene Period (23.03 - 2.58 Ma)
                                         (Epoch) †Miocene Epoch (23.03 - 5.333 Ma)
                                           1 (Age) †Aquitanian Age (23.03 - 20.44 Ma)
                                           2 (Age) †Burdigalian Age (20.44 - 15.97 Ma)
                                           3 (Age) †Langhian Age (15.97 - 13.82 Ma)
                                           4 (Age) †Serravallian Age (13.82 - 11.63 Ma)
                                           5 (Age) †Tortonian Age (11.63 - 7.246 Ma)
                                           6 (Age) †Messinian Age (7.246 - 5.333 Ma)