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.
                               "spheres" (Earth)
                                 (Sphere) "surface" (Earth)
                                   (Oceanic basin) "Atlantic Basin" (Atlantic Ocean)
                                     (Archipelago) West Indies (Caribbean)
                                       "Caribbean"
                                         (Archipelago) Antilles (Caribbean)
                                           (Archipelago) Greater Antilles (Caribbean)
                                             (Undersea ridge) Puerto Rico Ridge (Puerto Rico, Virgin Islands, British Virgin Islands)
                                               "Puerto Rico" (United States)
                                                 1 (Island) Puerto Rico
                                                 2 (Island) Vieques
                                                 3.181853N0651659W (Island) Isla de Culebra (Puerto Rico: Culebra)