THE RELATION BETWEEN ORGANIC VIGOR AND SEX. 747 
eanderthal skulls belonging to a prehistoric race, I also append, 
for the purposes of comparison, the measurements of the true 
_ mound-builders’ skulls described in this paper : 
TABLE OF MEASUREMENTS. 
i , NATIONALITY. A. B. Cc. D. E F. 
_ English... : 21 | 13°75 |1250 | 4-40 [787 |533 
_ Australian (No. 1) 20:50 |13 | 12 475 | 7°50 | 5-40 
| Eo (No, 2) a2 |1250 | 10-75 | 380 | 7-90 |57 
Engis, Belgium... 20°50 |1375 | 12°50 |475 |775 |525 
Neanderthal, Prussian Empire............-.. 23 12 10 3-75 |8 5°75 
Merom, Indiana (No. 4) 20-50 |1287 |1125 |4 | 725 | 550 
i “Qo. 5) 20°62 | 12-87 | 12 3:87 | 737 | 5:37 
4 y ** (No. 6) .. [19°50 | 12°50 | 11-62 | 4:37 |662 | 5-62 
. f no Not) 21 13:50 |1250 |412 |712 |6 
Chicago, Tlinois (No. 1) 20-25 | 12°50 3:80 | 760 | 575 
| : ‘La Porte, Indiana 1850 | 10:50 |1030 |380 | 650 |5 
4 
. A. The horizontal a ri oia in the plane of a line joining the glabella with the 
ce. 
B. The longi al are fro om ald i the middle line of the skull to 
C. From the level of the g ype line on each tas across the middle of the 
: sagittal suture to Ee same point on the opposite si 
D. The vertical height from the glabello- ae gon line. 
E. The extreme longitudinal Eaa paa 
. The extreme transverse measurement. 
ON THE RELATION BETWEEN ORGANIC 
VIGOR AND SEX. 
BY HENRY HARTSHORNE, M.D.* 
Tue observations of Thomas Meehan upon the relations of sex 
a plants, published in the ‘Transactions of the American Asso- 
Clation for Advancement of Science,” and elsewhere, are entitled 
the attentive consideration not -only of botanists but also of 
udents of general biology. In his papers of 1868, ’69 and later, — 
i has endeavored to show that “it is the highest types 
at the gags Meeting of the American Association for the Advancement 
“oe August, 
