The great wings, or ali-sphenoids, are two strong processes of bone, which arise from the sides of the body, and are curved upward, lateralward, and backward; the posterior part of each projects as a triangular process which fits into the angle between the squama and the petrous portion of the temporal and presents at its apex a downwardly directed process, the<unk>  angularis (sphenoidal<unk> .
Spine of sphenoid bone
Frontal bone
Mastoid process
Ethmoid bone
Occipital bone
Orbital lamina of ethmoid bone
Sphenoid bone
Petrous part of the temporal bone