FRETS, THE INDEX CEPHALICUS. 325 

































BREADTH. _ INDEX. CORRELATION. 
Sr | ee | 
Nord Noire Mean FA CURETES Soc iticiens L. and B. L. and Ind. | B. and Ind. 
deviation | of variation deviation of variation 
a EEE EEE | KERN BEE 
3.90 2.76 76.5 2.41 - || 482 +.059 
4604.19 | 3.294.138 ||72.99 +.17 | 2.80 +12 3.83 + 16 344 +.050 | —,5511) .041| .594-+.038 
4.67 +.08 75.82 +07 | 2.91 +.05 244 + .020 
| (ae + .033 
„369 + .029 
5.06.08 | 3.28+.049 |179.563)+.06 | 2.95 (2.99 + .044) 345 +.018 | 
4 92 78.02 2.92 
6.28.22 | 3.75.15 ||74.34 +19 | 3,26 + 14 4.38 +.18 240 +.055 | —547 +.041| .682+ .032 
15.314.377 | 3.71#.26 ||75.08 +.52 | 3.97 +.37 4.35 + .49 
5,014.04 |3.33+ 029 ||78,543) 2.79 402 —.010 
4.69 +.10 78.8 —+.09 | 2.79 + 06 
6.39-+.04 | 3.564,03 ||77.6 +.03 | 2.72 +.02 3,51 +.03 485 -+.008 
5.85 3.89 83.41 (83.2) | 3.58 (3.50) 
2.16+.007 | 1.43+-.005 |/75.86 -+.014| 3,08 +.01 4 06 +.09 
5.6 +.09 | 3.64+.06 ||79.65 --:097| 2.985 4.07 3.75 4.06 413 +.027 | —. 34 +.029| 532 4.023 
| 76.16 
| 82.9 | 
$$ eee 
| ae 
| 3.66 | 2.68 177.6 2.54 .376 +.073 
[455416 | 345+.12 [74.19 +.16 | 3.12 +41 4.20 +.11 „145 -+.049 
14.774.119 | 3544.14 [7473 +18 | 2,98 +.12 3.99+.17 „350 +.052 | —.5b41 +.042| .599-+.038 
| 5.284.322 | 3.844.238 [7505 +21 | 2.36 +.15 3.14+.20 .6196) +.055 
D | 491.04 | 3.38.03 |78.0 -+.03 | 2.67 +.02 3.42 4.03 .467 +.008 
A | 4.89 3.39 83.1 2.97 .488 +0,52 
4854.06 | 3284.04 1180.64 +.05 | 2.815  +.04 3.49 4.04 416 +,022 | —.525 +.019| .567-+.018 
77 18 
| 83.1 ! 







