part of part of Homo sapiens tetrapod parietal bone surface groove groove for middle meningeal a. of parietal bone 2026-03-19T00:00:00Z A surface groove on the internal surface of the parietal bone that lodges the anterior and posterior branches of the middle meningeal artery as they course across the inner aspect of the calvaria, supplying the dura mater. David Osumi-Sutherland