Anterior view of the fontal bone
| Term name | Layer | |
|---|---|---|
| 1 | Orbital part | Layer 1 |
| 2 | Squamous part | Layer 1 |
| 3 | Opening of frontal sinus | Layer 1 |
| 4 | Fossa for lacrimal gland; lacrimal fossa | Layer 1 |
| 5 | Trochlear fovea | Layer 1 |
| 6 | Orbital surface | Layer 1 |
| 7 | Nasal spine | Layer 1 |
| 8 | Zygomatic process | Layer 1 |
| 9 | Temporal surface | Layer 1 |
| 10 | Frontal notch; Frontal foramen | Layer 1 |
| 11 | Supra-orbital notch; Supra-orbital foramen | Layer 1 |
| 12 | Supra-orbital margin | Layer 1 |
| 13 | Glabella | Layer 1 |
| 14 | Superciliary arch | Layer 1 |
| 15 | Frontal tuber; frontal eminence | Layer 1 |