calvarialadj.

/kalˈvɛːrɪəl/Etymology: < Latin calvāria + -al suffix1.
Anatomy.
the world > life > the body > structural parts > bone or bones > skull > parts of skull > [adjective] > top of skull
1866 T. H. Huxley in S. Laing 125 The calvarial sutures.
This entry has not yet been fully updated (first published 1888; most recently modified version published online March 2022).