288 



Proceedings of the Royal Irish Academy. 



Males, 23 years (34 persons). 





Mean. 



Minimum. 



Maximum. 



Stature, 



. 1755 



1643 



1896 m.m. 



Height sitting, 



. 929 



857 



994 „ 



Span, 



1803 



1665 



1994 ,, 



Weight, 



147-2 



116 



188 Ihs. 



Yital capacity, 



240 



150 



300 cubic in 



Grasp of right hand, . 



102-6 



81 



141 lbs. 



,, left hand. 



. 101-4 



72 



128 „ 



Colour sense defective in 1 case. 

 Span equal to stature in 3 cases. 



Grasp of left hand stronger than that of right in 9 cases. 

 1 instance. 



Both hands equal in 



Males, 24-25 years (36 persons). 





Mean. 



Minimum. 



Maximum. 



Stature, 



. 1747 



1648 



1860 m.m. 



Height sitting. 



. 921 



876 



970 „ 



Span, 



. 1826 



1710 



1970 „ 



"Weight, 



162-5 



125 



203 lbs. 



Vital capacity, . , 



242 



172 



300 cubic in 



Grasp of right hand, , 



110-0 



76 



141 lbs. 



,, left hand , 



93-8 



78 



125 „ 



Colour sense normal in all. 

 Span greater than stature in all. 



Grasp of left hand greater than that of right in 6 cases. 

 3 cases. 



Both hands equal in 



Males, 26-28 years (30 persons). 



Stature, . . 

 Height sitting, 

 Span, , . 



Weight, 

 Vital capacity. 

 Grasp of right hand, 

 ,, left hand, 



Mean. 

 1724 



912 

 1779 



156-9 



230 



106-1 



101-5 



Minimum. 



1593 



848 



1622 

 120 

 129 



52 



45 



Maximum. 

 1885 m.m. 

 1018 „ 

 1905 „ 



208 lbs. 



300 cubic in. 



135 lbs. 



143 „ 



Colour sense normal in all. 



Span less than stature in 3 cases. Measurement omitted in 2 eases. 

 Grasp of left hand greater than that of right in 8 cases. Both hands equal in 

 2 cases. 



