Lingula of mandibleThe lingula of the mandible is a prominent bony ridge on the medial side of the mandible. It is next to the mandibular foramen. It gives attachment to the sphenomandibular ligament.StructureThe lingula of the mandible is a prominent bony ridge on the medial side of the mandible. It is next to the mandibular foramen. It has a notch from which the mylohyoid groove originates. It gives attachment to the sphenomandibular ligament.VariationThe lingula of the mandible can take many shapes, including triangular, truncated, and nodular. In a majority of people, this shape is symmetrical.