| 1. The larva hangs head down and starts to swell. |  |
2. After a short time the skin splits across the back of the head, |  |
| 3. and is then thrust down the body. |  |
4. The pupas cremaster breaks free of the larval skin |  |
| 5. and reattaches itself to the silken pad. |  |
6. The still wet and soft pupa then dries out and hardens. |  |