Vallecula

Vallecula is an anatomic term for a crevice, depression, or furrow in something. There are a variety of valleculae in the human body, including one between the hemispheres of the brain, on the inferior surface of the cerebellum, in which the medulla oblongata is located (vallecula of cerebellum). Other common valleculae are: in the nail matrix, and in the throat.