PROOEEDINGS 



ROYAL PHYSICAL SOCIETY 



EDINBURGH. 



FOR THE PROMOTION OF ZOOLOGY AND OTHER 

 BRANCHES OF NATURAL HISTORY. 



VOL. XVL 

 1904-1906. 



^ EDINBURGH: 

 PRINTED FOR THE SOCIETY, AND PUBLISHED AT 

 THEIR ROOMS, 1 INDIA BUILDINGS. 



MDCCCCVI. 



