Meckel's cave

Trigeminal cave
The trigeminal ganglion and its branches represented here as 1st division, 2nd division, and 3rd division. The Trigeminal Cave houses this ganglion.
Details
Identifiers
Latin	cavum Meckeli, cavum trigeminale
Dorlands /Elsevier	c_16/12221187
TA	A14.1.01.108
Anatomical terminology []

The trigeminal cave (also known as Meckel's cave or cavum trigeminale) is an arachnoidal pouch containing cerebrospinal fluid.

The trigeminal cave is formed by two layers of dura mater which are part of an evagination of the tentorium cerebelli near the apex of the petrous part of the temporal bone. It envelops the trigeminal ganglion. It is bounded by the dura overlying four structures:

It is named for Johann Friedrich Meckel, the Elder.

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)