Anterior view of the temporal bone
| Term name | Layer | |
|---|---|---|
| 1 | Groove for greater petrosal nerve | Layer 1 |
| 2 | Hiatus for greater petrosal nerve | Layer 1 |
| 3 | Carotid canal | Layer 1 |
| 4 | Apex of petrous part | Layer 1 |
| 5 | Superior border of petrous part | Layer 1 |
| 6 | Trigeminal impression | Layer 1 |
| 7 | Groove for superior petrosal sinus | Layer 1 |
| 8 | Arcuate eminence | Layer 1 |
| 9 | Petrosquamous fissure | Layer 1 |