#frontal_bone__frontalbone__os_frontale__forehead  the large cranial bone forming the front part of the cranium: the forehead and the upper part of the orbits
  supertype:  membrane_bone  any bone that develops within membranous tissue without previous cartilage formation; e.g. the clavicle and bones of the skull
  part of:  cranium
  part:  glabella__mesophyron  a smooth prominence of the frontal bone between and above the eyebrows; the most forward projecting point of the forehead in the midline at the level of the supraorbital ridges
  part:  metopion  the craniometric point midway between the frontal eminences of the skull
  part:  ophryon  the craniometric point in the midline of the forehead immediately above the orbits
  part:  frontal_eminence__frontaleminence  either prominence of the frontal bone above each orbit

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