chordotonal neuron
 |__larval chordotonal neuron_______________
embryonic/larval peripheral nervous system  |
 |__larval segmental nerve sensory neuron___|
larval mechanosensory neuron                |
 |__larval chordotonal neuron_______________|
embryonic/larval sensory neuron             |
 |__larval segmental nerve sensory neuron___|
larval PNS neuron                           |
 |__larval segmental nerve sensory neuron___|
 |__larval chordotonal neuron_______________|
                                            vch neuron  22 rec.
                                             |__abdominal vch neuron 17 rec.
                                             |   |__abdominal 1 vch neuron(+)
                                             |   |__abdominal 2 vch neuron(+)
                                             |   |__abdominal 3 vch neuron(+)
                                             |   |__abdominal 4 vch neuron(+)
                                             |   |__abdominal 5 vch neuron(+)
                                             |   |__abdominal 6 vch neuron(+)
                                             |   |__abdominal 7 vch neuron(+)
                                             |   |__abdominal vch1 neuron(+) 16 rec.
                                             |   |__abdominal vch2 neuron(+) 15 rec.
                                             |__vch1 neuron 18 rec.
                                             |   |__abdominal vch1 neuron(+) 16 rec.
                                             |   |__mesothoracic vch1 neuron
                                             |   |__metathoracic vch1 neuron
                                             |   |__prothoracic vch1 neuron
                                             |__vch2 neuron 17 rec.
                                                 |__abdominal vch2 neuron(+) 15 rec.