Frontalis may refer to: Crista frontalis, the frontal crest, a crest on the internal surface of the squama frontalis of the frontal bone Frontalis muscle, a thin, quadrilateral fascia muscle located on the front of the head Sinus frontalis, the frontal sinus, mucosa-lined airspaces within the bones of the face and skull Squama frontalis, two surfaces of the squama of the frontal bone Sutura frontalis, the frontal suture, a dense connective tissue structure that divides the two halves of the frontal bone of the skull in infants and children
Subspecies Bos gaurus frontalis, a subspecies of the gaur, a wild bovine animal of South Asia and Southeast Asia Chloropsis aurifrons frontalis, a subspecies in the species Chloropsis aurifrons, the golden-fronted leafbird, a bird
See also Occipitofrontalis muscle, a muscle which covers parts of the skull