34 



U.S. NATIONAL MUSEUM BULLETIN 259 



Figure 6.—Stygonedes stellmacki, new species. Male holotype (14.25 mm), Millers Cave, 

 Pa.: a,b, gnathopods 1,2; c,d, antennae 1,2; e, lower lip;/, left mandible; g, dentate part 

 of right mandible; h, abdominal side plates; i, coxal plate of pereopod 3;j-ni, pereopods 

 4,5,6,7; n-p, uropods 1,2,3; q, telson. 



