mastoidohumeralis

\\maˈstȯidōˌhyüməˈralə̇s, -rāl-, -räl-\ noun (-es)

Etymology: New Latin, from mastoido- (from mastoides) + humeralis humeral, from humerus + Latin -alis -al

: a long superficial muscle connecting the mastoid process and humerus in many quadruped mammals