86 



BORREBY SKULL. 



"To prevent the possibility of reasoning in a vicious circle, how- 

 ever, I thought it would be well to endeavor to ascertain what 

 amount of cranial variation is to be found in a pure race at the present 



Fig. 5. 



r". ,'— ' 



Skull associated with ground flint implements, from a tumulus at Borreby in 

 Denmark, after a camera lut-ida drawing by Mr. G. Busk, F.R.S. The thick 

 dark line indicates so much of the skull as corresponds with the fragment from 

 the Neanderthal. 



a Superciliary ridge. c The apex of the lambdoidal suture. 



6 Coronal suture. d The occipital protuberance, 



e The auditory foramen. 



