incisura (in-si-su'rah)

An incisure, r. notch, a depre ion, or fi ure, i. cerebelli anterior. A notch which separates the hemispheres of the cerebellum anteriorly, i. cerebelli marsupial is (seu mars up i i form is, seu posterior). A cleft which intervenes between the two hemispheres of the cerebellum posteriorly. i. inter tragic a. A notch in the cartilage of the auricle which separates the tragus from the antitragus. i. obturator i a. A notch in the upper lateral edge of the obturator foramen, i. sacro-ischiadic a. The space between the margins of the ilium and sacrum which is cro ed by. the great sacrosciatic foramen, i. sant or in i an a major. The larger of the two fi ures in the cartilaginous portion of the external auditory meatus, i. sant or in i an a minor. The smaller of the two fi ures in the cartilaginous portion of the external auditory meatus, i. tentorii cerebelli. The oval opening in the tentorium in which the pons and lower portions of the corpora quadrigemina lie. [Lat., in, into, + caedere, to cut.]