498 FRETS, THE INDEX CEPHALICUS. 
Table 8. Headlength, — breadth and — index of 730 young 
‚male and 798 young female persons. 
6 


Number | Mean L. Mean B. | Mean Ind. 

M Fils M F M F M F 
0:10 15 132.8 137.3 107.2 110.4 | 80.7 | 80.6 
in 0615 5 149.7 146.6 122.6 122.6 | 81.9 | 82.2 
1 25 25 161.1 156.6 131.2 129.8 | 81.4 | 82.9 
201229 24 168.4 162.7 136.3 133.0 | 81.0 | 81.7 
3 |.35 28 170.8 165.6 137.0 134.1 | 80.0 | 81.0 
4 | 29 44 172.4 168.9 139.2 136.7 | 80.8 | 80.9 
5 | 30 29 176.4 168.5 143.0 137.60) 81.121.807 
6 | 28 18 175.5. %.169.2 142.7 139.29) 80.2.4822 
Ate 26 21 179.4 | 173.8 145.4 140.5 | 81.1 | 80.8 
8 | 38 25 179.5 173.1 143.9 140.8 | 80.2 | 81.3 
912037 32 = 178.1 174.5 145.2 141.3 | 81.5 | 81.0 
10 | 31 28 180.3 175.0 146.7 141.4 | 81.4 | 80.8 
11242238 38 179.6 | 176.5 146.6 142.4 | 81.6 | 80.7 
1210007 36 182.201 2176.3 147.9 143.4. | 81:2 10813 
18) 133 23 184.7 177.9 148.6 142.6 | 80.5 | 80.2 
14 | 29 28 182.7 179.4 149.0 143.8 | 81.6 | 80.2 
LEVELS 26 185.6 181.1 149.9 144.4 | 80.8 | 80.0 
16 02620 30 186.5 181.5 149 0 148.5 | 80.0 | 81.8 
17221925 42 183.8 180.6 150.9 IATA |, 82.19 815 
18 | 30 32 188.5 |; 180.4 151.4 147.5 | 80.3 | 81.8 
19 MF 20 29 189.8 182.0 151.5 146.4 | 79.8 | 80.4 
20 |» 17 572) 190.6 181.0 151.5 145.2 | 79.5 | 80.2 
2190222 21 190.5 180.1 151.9 146.3 | 79.7 | 81.2 
22) NO 35 191.2 180.7 153.3 147.2 | 80.2 | 81.45 
23 | 25 27 191.3 181.3 153.3 1472) 1801404810 
24 | 16 23 193.0 183.0 153.0 147.6 | 79.3 | 80.65 
25 | 20 24. |' 194.0 182.5 153,7 | 9147:6 1: 79.27 809 
26 | 16 27 190.7 184.5 152.7 148.1 80.1 | 80.3 










1) Bork, (1903) finds for 50 Dutch boys 13 yrs of age M, = 182.2, 
Mb — 147.2 and for 50 Dutch girls of the same age M, — 178.8 and 
Mb = 141.6. 
2) Also about 20 years. 
