PLATE LXXV. 



Sergestes corniculum (p. 410). 

 Fig. 1 . Lateral view ; enlarged nine times. 

 „ lz. Telson. 



Sergestes ancylops (p. 413). 

 „ 2. Lateral view ; enlarged thirty times. 



Sergestes longirostris (p. 415). 

 „ 3. Lateral view ; enlarged fifteen times. 

 ,, 3z. Telson. 



