500 FRETS, THE INDEX CEPHALICUS. 


Table 10 a. Headlength, -breadth ant 
Z : R: 
= £ | 
= Age. he B. Ind. | Age. L. B. Ind. | 
Z | Z À 
331| 2d 11.1 8.9 80 5 3m 14.2 1153 79.6 N 
2m 12.4 9.9 79.5 1 yr 15.8 13.1 82.9 | 
291 8m 14.9 12.4 82.8 15 1 15.8 13.9 88 
2 yr 162, 2133 82.1 2% 16.8 14.3 85 
DI 32 17 13 76.7 34 2 16.6 14.1 84.7 À 
3 13u 00733 76.5 3 16.9 14.3 84.5 | 
Pol te 182.711 143 78.4 34 2 16.8 13.4 79.7 il 
3 182.8 3946 81 3 17.7 13.6 76.8 | 
Say 2 18.1 12.7 70 84 2 16.4 14. 85.4 À 
3 183 10 yee TO 4 17.2° | SEE 
341.23 WE Rais KR | 755 NIT 002 17.3 13.3 76.8 À 
4 176° S138 788 | “A 17.9 13.7 76.5 
124| 3 16 1357 85.1 34 3 17.6 13 74.1 
5 16.720 06180 82.9 4 17.7 13.2 74.3 
10| 4 17.3 14.8 85.5 1118035 17.2 13.9 80.8 
5 17.3 14.9 86 ng 17.8 14.2 79.8 
571 3 16.1.1 135 84 271 4 17.3 13.2 76.1 
5 16.2 14 86.5 5 17.4 13.2 75.8 
141.25 17 13.5 79.4 30 4 16.5 13.6 82.4 
17.394.137 79 6 16.7 13.9 83.2 
16 6 18 14.3 79 296 5 16.9 13.8 81.4 
7 18.1 14.3 79 | 6 16.9 13.8 81.7 
37475 17.6. 4°2138 78.5 73 6 17.6 13.8 78.3 
8 17.5 13.9 79.5 1 17.7 13.9 78.7 | 
34| 7 18.8 15.6 83.2 41 5 17.7 13.9 78.3 
8 18.7 15.5 82.6 7 17.8 13.9 78.4 
3.075 17.6 13.8 185 7112 the 18.4 15.1 81.8 |}. 
8.5 17.5 13.8 79.5 || 8 18.5 15.2 82.3 
22| 8 18 14.6 Sle 8 18.7 14.8 79.3 
9 18.1 14.5 80.1 9 18.7 14.9 79.7 
3| 9.5 17.064 147 86.1 73 8 18.3 14.6 80 
10.5 17.1 14.6 85.6 9 18.4 14.7 80 
239| 10 17.4 14.5 83.7 93 9 18.6 15.2 81:72 
11 17.3 14.4 83 11 18.7 ° 15.2 81.2 
eh Sy) 17 14.3 84.1 || 183 11 17.3 14.2 82 
14 174 14.3 83.6 11.5 17.3 14.1 81.5 
16| 13 19.2 15.4 80.4 3 13 18.3 14.8 81 
15 191 15.3 80.3 || 14 18.2 14.8 81.3 
124 | 16 | 18 15.3 84.9 || 34 14 19.2 15.1 78.7 
17 18.2 15.3 84 15 19.1 15 78.7 
124 | 18 17.8 14.8 83.2 || 323 17 18.8 15.3 81.6 
19 17.8 14.8 83.2 18 18.9 15.3 81.3 
| 












1) Added afterward (1921). 
