90 CYAMIDA, 
body and limbs of this species, indeed, are eminently 
fitted for its wandering mode of life; its more slender 
body, with longer hooks to the claw-legs, enabling it to 
withstand the shock of the waves on the naked parts of 
the body of the whale, whereas the structure of the legs 
of C. gracilis compel it to a sedentary mode of life. 

CYAMUS CETI, YOUNG. 
