Largest Bone in the Skull
This page is the CodyCross answer for the clue below from Prehistory, Group 1241, Puzzle 1 (No Written Records).
Question is: Largest Bone in the Skull
and the answer is: MANDIBLE
Word Meaning:
MANDIBLE — The jaw or a jawbone, especially the lower jawbone in mammals and fishes.
Definitions from Wiktionary.