Inferior fovea

A small depression in the limiting sulcus of the rhomboid fossa (sulcus limitans [TA]) below the medullary striae of either side, generally lateral to the hypoglossal and vagal trigones. Synonym(s): fovea inferior [TA]

Floor of the fourth ventricle: fc: facial colliculus; ht: hypoglossal triangle; if: inferior fovea; me: medial eminence; ms: median sulcus; o: obex; sf: superior fovea; sl: sulcus limitans; sm: medullary striae of fourth ventricle; vt: vagal triangle.