C-Shaped Bundle of Brain Nerves Which Means "arch"

This page is the CodyCross answer for the clue below from Professions, Group 1528, Puzzle 2 (Bounty Hunter).

Question is: C-Shaped Bundle of Brain Nerves Which Means "arch"

and the answer is: FORNIX

Word Meaning:

FORNIX — (anatomy) An archlike or vaulted structure or fold:

Definitions from Wiktionary.