128 



A HISTORY OF RECENT CRUSTACEA 



broader and not at all prominent, and there is no ' thora- 

 cic sinus.' Philijra pisum, de Haan, is said to be infested, 





FIG. y. Myrafugax (Fabricius) [de Haan]. 



like Leander squilla and Leander serralus, by a Bopyrus, 

 making the sides of the crab bulbous. De Haan remarks 

 that he never saw the Bopyrus in true females, and that 

 in males they occupy the right side, in spurious females 



