| Ce | Covering epithelium |
| Db | Dentary bone |
| Ep | Epidermis |
| Et | Erupted tooth |
| Fct | Fibrous connective tissue |
| Tg | Tooth germ |
| Ljb | Lower jaw bone |
| Mc | Meckel’s cartilage |
| Mg | Mucosa gland |
| Pb | Prearticular bone |
| Rc | Regenerated cartilage |
| Ret | Regenerated erupted tooth |
| Rljb | Regenerated lower jaw bone |
| Rtg | Regenerated tooth germ |
| Sm | Skeletal muscle |