54 SPITZKA— PRELIMINARY NOTE ON THE BRAINS OF LApriUs, 



The Brain. 



[Preliminary Report.] 



The brain is that of an Andamanese named Juran of the tribe 

 called Aka-yere or Aka-Jaro-da. Jnran was a male, aged about 45 

 years, who died at Port Blair of pulmonary tuberculosis on June 

 30, 1905. The brain was removed by Dr. Anderson about one hour 

 after death and immersed in a mixture of formalin and water. Its 



Fig. I. Brain of Andamanese (dorsal view). 



weight while fresh was not noted before being sealed and trans- 

 ported. When received about eight months later it weighed 1,193 

 grams, as follows : 



Grams. 



Left hemicerebrum 532 



Right hemicerebrum 5^5 



Cerebellum, pons and oblongata „^36 



Total 1,193 



The specimen continued to lose weight slightly and in April, 1908, 

 after removal of the cerebral pia-arachnoid, weighed as follows : 



