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oc·cip·i·to·fron·ta·lis (mus·cle)

compound facial muscle, part of epicranius muscle; the occipital belly (occipitalis muscle) arises from the occipital bone and inserts into the galea aponeurotica; the frontal belly (frontalis muscle) arises from the galea and inserts into the skin of the eyebrow and nose; action, to move the scalp; nerve supply, facial.
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References in periodicals archive ?
Although the deeper galea aponeurotica is also mainly membranous, it contains the occipitofrontalis muscles.
Anatomically, the frontal muscle controls facial mimic, particularly in humans, and forms together with the occipital belly, which are connected by the galea aponeurotica, the occipitofrontalis muscle.