Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Caelum veter. - region of the fixed stars
         (Constellation) Crux Royer, 1679 - Cru
           120301.5-631846 (Star system) θ¹ Crucis
           120419.2-630956 (Star) θ² Crucis
           120652.9-643649 (Star system) η Crucis
           121508.7-584456 (Star) δ Crucis
           121826.1-640011 (Star system) ζ Crucis
           122121.6-602404 (Star) ε Crucis
           122635.9-630557 (Star system) α Crucis - Acrux
           123109.9-570648 (Star system) γ Crucis - Gacrux
           124537.9-605852 (Star system) ι Crucis
           124743.2-594119 (Star system) β Crucis - Mimosa
           125349.1-602237 (Star) κ Crucis
           125435.6-571040 (Star system) μ¹ Crucis
           125436.8-571006 (Star system) μ² Crucis
           125439.2-590848 (Star) λ Crucis