A broad, thin muscle spread over the superior part of the forehead and covering the temporalis muscle.

Origin. - From the parietal crest or bony ridge in the centre of the forehead.

Insertion. - By two slips, one to the inner margin of the scutiform cartilage and the other to the inner and anterior part of the conchal cartilage.

Action. - To draw the ear inwards and direct the opening forward, as when "pricked"