HIGHER CRUSTACEA OF NEW YORK CITY 



i6 S 



Found under stones and amid seaweeds and algae on the bottom. 

 Two other species of Amphithoe will probably be taken; one, 

 A . r u b r icata ( Mont. ). lias the flagellum of the antennae often 



Fig. 34 Amphithoe valid a 



shorter than the ultimate joint of the peduncle, and the palm of the 

 second gnathopoda oblique. In the other form, A . 1 o n g i m ana 

 Sin., the antennulae are as long as the body and the hands of the 

 gnathopoda are stout and much elongated. 



Jassa marmorata Holmes 

 Jassa marmorata Holmes, S. J. Am. Xat. 1903. 37:289. 



Fig. 35 Jassa marmorata. immature male 



