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) Atmosphere (Earth) - layer of air
                                   (Phenomenon) Meteors
                                     (Phenomenon) Hydrometeors
                                       (Phenomenon) Clouds
                                         Phenomenon Low Clouds
                                           Genus Stratocumulus Kaemtz, 1841
                                             01 Stratocumulus stratiformis
                                             02 Stratocumulus lenticularis
                                             03 Stratocumulus castellanus
                                             04 Stratocumulus translucidus
                                             05 Stratocumulus perlucidus
                                             06 Stratocumulus opacus
                                             07 Stratocumulus duplicatus
                                             08 Stratocumulus undulatus
                                             09 Stratocumulus radiatus
                                             10 Stratocumulus lacunosus