extrinsic auricular muscle anterior auricular muscle UBERON:0018109 FMA:46856 Wikipedia:Anterior_auricular_muscle auricularis anterior The anterior auricular muscle, the smallest of the three auriculares muscles, is thin and fan-shaped, and its fibers are pale and indistinct. It arises from the lateral edge of the galea aponeurotica, and its fibers converge to be inserted into a projection on the front of the helix. posterior auricular muscle