| Skulls provided with “students’ sets” | 7 |
| Criminal skulls (out of 253) | 13 |
Kurella:
| Living workmen | 7 |
| Living criminals | 16 |
| Italian murderers | 41·7 |
5. High (internal) frontal crest. The mean height of the frontal crest is normally 3·8 mm.; in criminals the mean height is 5·4 mm. In 25 per cent. of criminals it exceeds 7 mm., and in 35 per cent. of these latter it is associated with the presence of an internal occipital fossa.
(c) Marked Development of the Antagonism between Brain Development on the one hand, and Development of the Facial Portion of the Skull on the other, the latter predominating.
1. Strongly developed temporal crest, nearer than usual to the sagittal suture.
Distance between the two temporal crests, measured across the sagittal suture—
| Mm. | |
|---|---|
| Gorilla | 0·10 |
| Eskimo | 80 |
| Skulls provided with “students’ sets” | 125 |
| Skulls of murderers | 70 |
2. Torus occipitalis—
| Per cent. | |
|---|---|
| Criminals (Lombroso’s results) | 31·7 |
| Murderers (Lombroso’s results) | 75 |