Posterior view of the sphenoid bone
| Term name | Layer | |
|---|---|---|
| 1 | Vomerovaginal groove | Layer 1 |
| 2 | Palatovaginal groove | Layer 1 |
| 3 | Vaginal process | Layer 1 |
| 4 | Scaphoid fossa | Layer 1 |
| 5 | Pterygoid fossa | Layer 1 |
| 6 | Pterygoid notch | Layer 1 |
| 7 | Medial plate | Layer 1 |
| 8 | Lateral plate | Layer 1 |
| 9 | Pterygoid process | Layer 1 |
| 10 | Pterygospinous process | Layer 1 |
| 11 | Pterygoid canal [[Vidii]] | Layer 1 |
| 12 | Spine of sphenoid bone | Layer 1 |
| 13 | Squamosal margin | Layer 1 |
| 14 | Parietal margin | Layer 1 |
| 15 | Frontal margin | Layer 1 |
| 16 | Greater wing | Layer 1 |
| 17 | Superior orbital fissure | Layer 1 |
| 18 | Anterior clinoid process | Layer 1 |
| 19 | Lesser wing | Layer 1 |
| 20 | Carotid sulcus | Layer 1 |
| 21 | Dorsum sellae | Layer 1 |
| 22 | Body | Layer 1 |