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) Biosphere (Earth) - zone of life "terrestrial and freshwater ecoregions" (Biogeographic realm) Indo-Malay (Ecoregion complex) Southeast China-Hainan Moist Forests (Indo-Malay) 1 (Terrestrial ecoregion) Jian Nan subtropical evergreen forests (Indo-Malay) 2 (Terrestrial ecoregion) South China-Vietnam subtropical evergreen forests (Indo-Malay) 3 (Terrestrial ecoregion) Hainan Island monsoon rain forests (Indo-Malay)