Subarcuate fossa
| Subarcuate fossa | |
|---|---|
Left temporal bone. Inner surface. (Subarcuate fossa not labeled, but aquaeductus vestibuli labeled at lower right.) | |
Base of the skull. Upper surface. (Subarcuate fossa not labeled, but temporal bone is identified in pink, and "Eminentia arcuata" (i.e. arcuate eminence, corresponding to the superior semicircular canal) is labeled.) | |
| Details | |
| Identifiers | |
| Latin | fossa subarcuata ossis temporalis |
| TA98 | A02.1.06.034 |
| TA2 | 672 |
| FMA | 56418 |
| Anatomical terms of bone | |
The subarcuate fossa is a shallow depression upon the internal surface of the petrous part of the temporal bone forming the wall of the posterior cranial fossa. The fossa accommodates the flocculus of the cerebellum. It is situated lateral/posterior to the internal auditory meatus.