| Neurilemm |
| Antennal lobes |
| Mushroom bodies |
| Calyces |
| Pedunculi |
| Central complex |
| Protocerebral bridge |
| CBU |
| CBL |
| Noduli |
| Optic lobes |
| Medulla |
| Outer lobula |
| Inner lobula |
| Lobula plate |
| accessory Medulla |
| Lamina |
| Anterior optic tubercle |
| Upper unit |
| Lower unit |
| Nodular unit |