MEMOIRS 
OF THE 
WERNERIAN 
NATURAL HISTORY SOCIETY. 
VOL. IV. 
For the Years 18S1--22So 
PART I. 
WITH TEN ENGRAVINGS, 
EDINBURGH: 
PRINTED FOR 
ADAM BLACK, NORTH BRIDGE, EDINBURGH; 
AND LONGMAN, HURST, REES, ORME, & BROWN, 
LONDON. 
1822. 
