HIGHER CRUSTACEA OF NEW YORK CITY 



171 



leptochila dubia (Kr.) 



Tanais d 11 b i u s Krdiyer. Nat. Tidsskr. 4 1178, pl.2, fig.20-22. 

 Tanais filum Verrill. I. c. 1874. P-S73- 



Leptochila algicola Harger. /. c. 1880. p.421, pi. 12-13, fig-8o, 

 83-86. 



Fig. 40 Leptochila dubia «, male ; 6, female (Afler Harger) 



Pereion with six segments. Gnathopoda stout, uropoda with 

 short, one jointed outer, and a six jointed inner ramus. Female 

 with antennulae and gnathopoda shorter than in male. 



Occurs among eelgrass and on piles. 



Length 2.2 mm. Color nearly white. 



Taken at Bayshore. 



Leptochila rapax Harger 



Leptochila r a p a x Harger. I.e. 1880. p. 424, 

 pi. 13, fig.89-90. 



Pereion with six segments. Gnathopoda of 

 male very slender and elongated. Inner ramus 

 of uropoda five jointed. Female very similar 

 to L. dubia, but the five jointed uropoda 

 will distinguish it. 



A tube-inhabiting form, living in the mud. 



Length : male 2.6-3.8 mm, female 2.3 mm. 

 Color white. 



Fig. 41 Leptochila 



Taken at Bayshore. £5" male (After Har - 



