Part first. 



I; 1 ,. S 



Va'nut. size. p. 92. 



Fig. 44. Homarus vulgaris (Lobster), 

 a / 3 nat, size. p. 68. 



Fig. 45. Hue// 1 crji/taltiK (Orry MuJletJ, 

 , ^/a uat. size. p. ( .'U. 



