Natura - nature
Status: extant
   actualia - actual entities
  Status: extant
     Mundus Plinius - physical world
    Status: extant
       Caelum veter. - region of the fixed stars
      Status: extant
         (Constellation) Bootes veter. - Boo
        Status: extant
           (Star) α Bootis - Arcturus
          Status: extant