CH. Ill] 



LIFE IN THE SEA 



71 



Naublius larva 



of 



_ a I a n u s 

 balanoides 



Cy [Di-is larva of 

 iaianas balanoides 



Older Cot)e[Dod nau[Dlius 

 (of parasitic 5t>ecies) 



Fig. 19. Plankton: Crustacea. Magnified. 



