external sense organ sensory neuron
   |__eo neuron
       |__bristle sensory neuron  243 rec.
           |__adult pheromone-sensing neuron of leg 5 rec.
           |   |__adult female pheromone-sensing neuron of leg 5 rec.
           |   |__adult male pheromone-sensing neuron of leg 2 rec.
           |   |__adult pheromone-sensing CCAP neuron of leg
           |   |__adult pheromone-sensing neuron of mesothoracic leg
           |   |__adult pheromone-sensing neuron of metathoracic leg
           |   |__adult pheromone-sensing neuron of prothoracic leg(+)
           |__gustatory receptor neuron of the wing 34 rec.
           |   |__chemosensory neuron of dorsal double row bristle 1 rec.
           |   |__chemosensory neuron of dorsal triple row bristle 4 rec.
           |   |__chemosensory neuron of ventral double row bristle 4 rec.
           |   |__chemosensory neuron of ventral triple row bristle 5 rec.
           |__labellar taste bristle sensory neuron 47 rec.
           |   |__adult pheromone-sensing neuron of labellum
           |   |__labellar taste bristle chemosensory neuron(+) 43 rec.
           |   |__labellar taste bristle mechanosensory neuron 2 rec.
           |   |__type I sensory neuron of coiled fibers
           |   |__type II sensory neuron of shrubby fibers
           |   |__type IV sensory neuron of dorsal ipsilateral fibers
           |   |__type V sensory neuron of ventral contralateral fibers
           |   |__type VI sensory neuron of dorsal contralateral fibers
           |   |__type VII sensory neuron of central fibers
           |__leg taste bristle chemosensory neuron 104 rec.
           |   |__leg taste bristle ascending tarsal chemosensory neuron(+) 9 rec.
           |   |__leg taste bristle segmental tarsal chemosensory neuron(+) 7 rec.
           |   |__mesothoracic leg taste bristle chemosensory neuron(+) 33 rec.
           |   |__metathoracic leg taste bristle chemosensory neuron(+) 34 rec.
           |   |__prothoracic leg taste bristle chemosensory neuron(+) 95 rec.
           |   |__sour-sensing neuron of the leg(+)
           |   |__sugar-sensing neuron of the leg(+) 4 rec.
           |__mechanosensory neuron of chaeta 57 rec.
           |   |__adult abdominal mechanosensory chaeta neuron
           |   |__adult mechanosensory neuron of hypogynial bristle(+)
           |   |__adult thoracic mechanosensory chaeta neuron(+) 37 rec.
           |   |__leg mechanosensory bristle mechanosensory neuron(+) 4 rec.
           |   |__leg taste bristle mechanosensory neuron(+) 2 rec.
           |   |__mechanosensory neuron of adult head bristle(+) 15 rec.
           |   |__mechanosensory neuron of cercal bristle(+)
           |   |__mechanosensory neuron of epandrial ventral lobe bristle(+)
           |   |__mechanosensory neuron of surstylar tooth(+)
           |   |__wing bristle mechanosensory neuron(+)
           |__prothoracic coxal bristle sensory neuron
           |__prothoracic femoral bristle sensory neuron
           |__prothoracic tibial bristle sensory neuron
           |__prothoracic trochanteral bristle sensory neuron
           |   |__prothoracic trochanter edge bristle sensory neuron
           |__sugar-sensing neuron of taste bristle 40 rec.
               |__sugar-sensing neuron of labellar taste bristle(+) 7 rec.
               |__sugar-sensing neuron of the leg(+) 4 rec.