colliculus

(kol-ik’u-lus) [L. collic’ulus mound]. A small elevation. c. facia’lis, a thickening of the medial eminence above the medullary striz in the rhomboid fo a, caused by the internal genu of the facial nerve. inferior c., the posterior pair of corpora quadrigemina. c. semina’lis, the verumon- tanum. superior c., the anterior larger pair of corpora quadrigemina.