12. The smoothness of the skin.
13. The color of the skin, hair, and irides.
FIG. 5.--Portrait of the same at seventeen years, showing
the elongation of the facial region, and less protuberance
of the cerebral.
III. THE HEAD AND FACE.
14. The relative size of the cerebral to the facial regions.
15. The prominence of the forehead.
16. The prominence of the superciliary (eyebrow) ridges.
17. The prominence of the alveolar borders (jaws).
18. The prominence and width of the chin.