FOURTH SERIES, VOL. IV., Part III. (1918, issued for 1915-16.) 
Price Two Shillings. 
ANNUAL REPORT 
AND 
PROCEEDINGS 
OF THE 
BRISTOL NATURALISTS' SOCIETY 
" Berum cognoscere causas." — VlRGIL. 
BRISTOL : 
PRINTED FOR THE SOCIETY. 
MCMXVIIL 
