Tem poral line superior Pterion 26 33 13 Eyebrow 23 29 15 16 14 22 28 Zygomatic arch 36 19 37 Mastoid process 34 External occipital protuberance Angle of mandiblePterion Zygomatic arch Angle of mandible Mastoid process External occipital protuberance Temporal line superior Eyebrow