424 Some Racial Peculiarities of the Negro Brain 
TABLE III—AVERAGE LENGTH OF THE RADII IN MM. OF THE 
ANTERIOR AND POSTERIOR HALVES OF THE BRAIN FOR THE 
PLANES—HORIZONTAL, VERTICAL, AND AT 45°. 
NEGRO MALE. 
Left Side. Right Side. 
. ig rz —V 
ee OR Brake Anterior. Posterior. Anterior. Posterior. Brae 
1189 176 69 70 68 69 176 
1190 184 66 70 67 70 180 
1451 178 69 elt 70 72 176 
1453 168 65 64 67 72 168 
1456 164 64 GL 61 rile 164 
1466 180 69 74 70 74 180 
1470 164 60 65 62 67 160 
1472 154 61 68 60 68 158 
1473 160 60 70 61 (al 160 
1476 164 65 71 64 69 162 
1478 166 62 69 63 69 170 
1480 180 7al 78 67 72 180 
1486 174 66 69 64 reat 176 
1492 164 64 69 62 67 162 
1495 170 64 69 64 69 166 
1497 170 64 68 66 72 170 
1502 164 66 69 64 70 166 
isla 158 64 67 64 69 160 
1519 160 3 71 62 68 160 
1524 160 69 66 66 72 160 
1528 176 68 73 70 76 176 
1530 158 59 67 63 67 158 
1538 160 64 69 64 68 160 
1660 182 63 74 67 72 188 
1661 156 60 65 60 66 156 
1680 166 63 65 59 65 164 
1691 172 63 68 60 67 170 
1699 166 63 69 65 (a 168 
1701 167 66 72 67 75 169 
1704 177 66 71 64 70 174 
1706 es 66 70 66 al 169 
1709 181 69 73 67 73 179 
iy(atal 159 62 71 63 70 160 
i7(ale 171 65 dies 3 2 174 
1718 156 62 70 3 70 157 
1727 180 65 66 65 66 182 
1728 182 65 75 64 68 180 
il7ai 176 67 75 66 75 176 
1736 164 63 3 65 72 167 
17388 173 67 67 66 68 174 
1739 157 66 77 65 70 164 
