non-connected functional system
   |__sensory system
       |__visual system  22274 rec.
           |__adult optic lobe 5766 rec.
           |   |__accessory medulla 16 rec.
           |   |__adult optic lobe glial cell(+) 227 rec.
           |   |__adult optic lobe OL Tachykinin neuron
           |   |__cell body rind of adult optic lobe(+) 102 rec.
           |   |__lamina(+) 796 rec.
           |   |__lobula complex(+) 2205 rec.
           |   |__medulla(+) 2939 rec.
           |   |__optic chiasma(+) 47 rec.
           |   |__optic lobe intrinsic columnar neuron(+) 1124 rec.
           |__optic glomerulus 4 rec.
           |   |__LC26 optic glomerulus
           |   |__optic glomerulus of the AOTU
           |   |__optic glomerulus of the PLP(+)
           |   |__optic glomerulus of the PVLP(+) 2 rec.
           |__photoreceptor 15918 rec.
           |   |__Bolwig organ 221 rec.
           |   |__eye(+) 15625 rec.
           |   |__eyelet 9 rec.
           |   |__ocellus(+) 469 rec.
           |   |__ommatidium(+) 5748 rec.
           |__visual system neuron 6000 rec.
               |__accessory medulla neuron aMe4
               |__accessory medulla neuron aMe6c
               |__accessory medulla neuron aMe17b
               |__accessory medulla neuron aMe17c
               |__accessory medulla neuron aMe17e
               |__adult bilateral inferior posterior slope neuron
               |__adult bilateral LPT cell recurrent neuron(+)
               |__adult crab LPT cell recurrent neuron(+)
               |__adult fruitless Lo neuron 5 rec.
               |__adult H2 recurrent neuron(+)
               |__adult inferior bridge neuron 030
               |__adult lobula plate visual centrifugal neuron 01
               |__adult lobula visual centrifugal neuron 02c
               |__adult lobula visual centrifugal neuron 02d
               |__adult lobula visual centrifugal neuron LoVC13
               |__adult lobula visual centrifugal neuron LoVC17
               |__adult lobula visual centrifugal neuron LoVC18
               |__adult lobula visual centrifugal neuron LoVC22
               |__adult lobula visual centrifugal neuron LoVC24
               |__adult lobula visual centrifugal neuron LoVC26
               |__adult lobula visual centrifugal neuron LoVC27
               |__adult local visual interneuron(+)
               |__adult medulla visual centrifugal neuron 04
               |__adult medulla visual centrifugal neuron 09
               |__adult medulla visual centrifugal neuron MeVC5
               |__adult medulla visual centrifugal neuron MeVC21
               |__adult medulla visual centrifugal neuron MeVC22
               |__adult medulla visual centrifugal neuron MeVC27
               |__adult medulla visual centrifugal neuron MeVCMe11
               |__adult medulla visual projection neuron MeVPMe12
               |__adult medulla visual projection neuron MeVPMe13
               |__adult medulla-contralateral medulla neuron MeVPMe9
               |__adult medulla-lobula neuron MeLo8
               |__adult medulla-lobula neuron MeLo10
               |__adult medulla-lobula neuron MeLo14
               |__adult medulla-medulla neuron of dorsal rim area 4 rec.
               |__adult octopaminergic AL2b1 neuron
               |__adult posterior slope neuron 129
               |__adult posterior slope neuron 130
               |__adult posterior slope neuron 134
               |__adult posterior slope neuron 136
               |__adult s-LNv neuron(+) 284 rec.
               |__adult unilateral LPT cell recurrent neuron(+)
               |__adult visual centrifugal neuron OLVC6
               |__adult visual centrifugal neuron OLVC7
               |__adult visual neuropil intrinsic neuron(+) 1453 rec.
               |__descending neuron of the posterior brain DNp15 3 rec.
               |__lamina tangential neuron Lat1
               |__lamina tangential neuron Lat2
               |__lamina tangential neuron Lat3
               |__lamina tangential neuron Lat4
               |__lamina tangential neuron Lat5
               |__larval light avoidance neuron
               |__larval mandibular VUM neuron 2 3 rec.
               |__larval maxillary VUM neuron 2 3 rec.
               |__larval s-LNv neuron(+) 61 rec.
               |__larval third-order visual interneuron(+) 3 rec.
               |__LC6 glomerulus interneuron 1 5 rec.
               |__LC6 glomerulus interneuron 2 3 rec.
               |__lobula plate tangential neuron H1 5 rec.
               |__lobula plate tangential neuron Lpt1
               |__medulla tangential neuron Mt2
               |__medulla tangential neuron Mt3 2 rec.
               |__medulla tangential neuron Mt4 1 rec.
               |__medulla tangential neuron Mt5
               |__medulla tangential neuron Mt7
               |__medulla-lobula neuron 1 3 rec.
               |__octopaminergic ASM1 neuron
               |__optic lobe pioneer neuron 1 3 rec.
               |__optic lobe pioneer neuron 2 10 rec.
               |__optic lobe visual centrifugal neuron OLVC4
               |__photoreceptor neuron(+) 3940 rec.
               |__vertical system-like neuron(+)
               |__visual projection neuron(+) 877 rec.