anatomical structure
   |__multicellular structure
       |__organ system  88338 rec.
           |__adipose system 2854 rec.
           |   |__adult adipose system 637 rec.
           |   |__larval adipose system 1865 rec.
           |__circulatory system 5438 rec.
           |   |__adult circulatory system 2187 rec.
           |   |__larval circulatory system 2889 rec.
           |__digestive system 9010 rec.
           |   |__adult digestive system 2237 rec.
           |   |__larval digestive system 5767 rec.
           |__excretory system 2404 rec.
           |   |__adult excretory system 473 rec.
           |   |__larval excretory system 587 rec.
           |__integumentary system 32788 rec.
           |   |__adult integumentary system 25378 rec.
           |   |__larval integumentary system 3185 rec.
           |   |__prepupal integumentary system 76 rec.
           |   |__pupal integumentary system 18 rec.
           |__muscle system 5611 rec.
           |   |__adult muscle system 2175 rec.
           |   |__larval muscle system 3256 rec.
           |__nervous system 44016 rec.
           |   |__adult nervous system 28791 rec.
           |   |__larval nervous system 13911 rec.
           |   |__pupal nervous system 50 rec.
           |__reproductive system 12664 rec.
           |   |__female reproductive system 7882 rec.
           |   |__male reproductive system 5322 rec.
           |__tracheal system 3068 rec.
               |__adult tracheal system 179 rec.
               |__larval tracheal system 2634 rec.
               |__pupal tracheal system 177 rec.