neuron
 |__PNS neuron__________
sensory system neuron   |
 |__sensory neuron______|
somatic cell            |
 |__sensory organ cell__|
                        external sense organ sensory neuron  1184 rec.
                         |__adult hygrosensory neuron Ir40a 8 rec.
                         |   |__adult hygrosensory neuron Ir40a VP1d
                         |   |__adult hygrosensory neuron Ir40a VP4(+) 4 rec.
                         |__adult hygrosensory neuron Ir68a 4 rec.
                         |   |__adult hygrosensory neuron Ir68a VP1m
                         |   |__adult hygrosensory neuron Ir68a VP5
                         |__adult prosternal sense organ neuron 1 rec.
                         |__adult thermosensory neuron Ir21a VP1l
                         |__eo neuron 1108 rec.
                         |   |__adult hygrosensory neuron Ir40a VP1d
                         |   |__adult hygrosensory neuron Ir40a VP4 chamber II
                         |   |__adult hygrosensory neuron Ir68a VP5
                         |   |__adult olfactory receptor neuron Gr21a/63a 40 rec.
                         |   |__antennal olfactory receptor neuron of basiconic sensillum(+) 221 rec.
                         |   |__antennal olfactory receptor neuron of coeloconic sensillum(+) 67 rec.
                         |   |__antennal olfactory receptor neuron of grooved sensillum of sacculus(+) 15 rec.
                         |   |__antennal olfactory receptor neuron of intermediate sensillum(+) 57 rec.
                         |   |__bristle sensory neuron(+) 243 rec.
                         |   |__chemosensory neuron of adult labral sensillum 7(+) 10 rec.
                         |   |__chemosensory neuron of adult labral sensillum 8
                         |   |__chemosensory neuron of adult labral sensillum 9
                         |   |__des2 neuron 4 rec.
                         |   |__gustatory receptor neuron C15 of the terminal organ distal group
                         |   |__labellar taste peg chemosensory neuron(+)
                         |   |__larval ALSOp neuron 1 rec.
                         |   |__larval ASOp neuron
                         |   |__larval DMSOp neuron 1 rec.
                         |   |__larval Keilin organ neuron(+) 2 rec.
                         |   |__les3 neuron(+) 3 rec.
                         |   |__maxillary palp olfactory receptor neuron(+) 116 rec.
                         |   |__mechanosensory eo neuron(+) 98 rec.
                         |   |__sensory neuron of campaniform sensillum(+) 65 rec.
                         |   |__sensory neuron of trichoid sensillum(+) 239 rec.
                         |   |__type III sensory neuron of ventral ipsilateral fibers
                         |   |__v'es3 neuron(+) 4 rec.
                         |__larval external sense organ sensory neuron 119 rec.
                             |__abdominal 8 spA neuron 1 rec.
                             |__abdominal 8 spB neuron 1 rec.
                             |__abdominal 8 spC neuron 1 rec.
                             |__abdominal 8 spD neuron 1 rec.
                             |__abdominal v'esA neuron(+) 2 rec.
                             |__abdominal v'esB neuron(+) 2 rec.
                             |__abdominal vesA neuron(+) 2 rec.
                             |__abdominal vesB neuron(+) 2 rec.
                             |__abdominal vesC neuron(+) 2 rec.
                             |__des2 neuron 4 rec.
                             |__desA neuron(+) 3 rec.
                             |__desB neuron(+) 5 rec.
                             |__desC neuron(+) 9 rec.
                             |__desD neuron(+) 7 rec.
                             |__desE neuron(+) 2 rec.
                             |__dorsal organ sensory neuron(+) 50 rec.
                             |__larval ALSOh neuron 1 rec.
                             |__larval ALSOp neuron 1 rec.
                             |__larval ASOh neuron
                             |__larval ASOp neuron
                             |__larval DMSOh neuron
                             |__larval DMSOp neuron 1 rec.
                             |__larval external sense organ gustatory receptor neuron(+) 62 rec.
                             |__larval Keilin organ neuron(+) 2 rec.
                             |__larval PLSOp neuron
                             |__larval vesM neuron
                             |__les3 neuron(+) 3 rec.
                             |__lesA neuron(+) 9 rec.
                             |__lesB neuron(+) 5 rec.
                             |__lesC neuron(+) 6 rec.
                             |__lesD neuron 1 rec.
                             |__mechanosensory neuron of terminal organ distal group(+)
                             |__mechanosensory neuron of terminal organ dorsolateral group
                             |__thoracic v'esA neuron(+) 2 rec.
                             |__thoracic v'esB neuron(+) 2 rec.
                             |__v''esA neuron 1 rec.
                             |__v''esB neuron 1 rec.
                             |__v'es2 neuron(+) 7 rec.
                             |__v'es3 neuron(+) 4 rec.