head segment
   |__procephalic segment
       |__antennal segment  7629 rec.
           |__adult antennal segment 6846 rec.
           |   |__adult deutocerebrum(+) 5061 rec.
           |   |__antenna(+) 1897 rec.
           |__antennal sense organ 538 rec.
           |   |__adult antennal sense organ(+) 365 rec.
           |   |__embryonic antennal sense organ 94 rec.
           |   |__larval antennal segment sense organ(+) 26 rec.
           |__deutocerebrum 5242 rec.
           |   |__adult deutocerebrum(+) 5061 rec.
           |   |__antennal lobe(+) 5152 rec.
           |   |__antennal lobe commissure(+) 25 rec.
           |   |__deutocerebral neuroblast(+) 42 rec.
           |   |__embryonic deutocerebrum(+) 24 rec.
           |   |__larval deutocerebrum(+) 51 rec.
           |__embryonic antennal segment 166 rec.
           |   |__embryonic antennal sense organ 94 rec.
           |   |__embryonic deutocerebrum(+) 24 rec.
           |   |__eye-antennal disc primordium 13 rec.
           |__embryonic/larval cibarium 1 rec.
           |__larval antennal segment 577 rec.
               |__antennal disc(+) 508 rec.
               |__dorsal organ ganglion 5 rec.
               |__larval antennal segment sense organ(+) 26 rec.
               |__larval deutocerebrum(+) 51 rec.
               |__terminal organ ganglion 6 rec.
               |__ventral organ ganglion 3 rec.