52 Journal of the F.M.S. Museums. [Vou. TX, 1920.] 
of course, due to the _ceies above referred to, of grinding 
hard substances with them 
It is possible, of course, that further examination of the 
human remains from Lenggong and Gunong Sennyum may 
throw a considerable light on the race or races to which the 
cave-dwellers belonged, and it is particularly to be regretted 
that those found at Lenggong did not include a skull. We 
have in the Perak Museum the skulls of three aborigines,? 
comparable to those of the cave-people. 
A point which appears to me to be striking with rape 
to the skull from Gunong Sennyum, in comparison with ou 
three skulls of present-day aborigines, is its length. Whether 
this can be due to distortion caused by earth pressure, I leave 
it for an expert in such matters to determine 
might, however, a to find the sarah msg people who 
constantly broke bones with them worn down in rg 
ese cranta are, I believe, all those of adult 
