SUBTERRANEAN AMPHIPOD STYGONECTES 



85 



Figure 20. — Stygonedes elatus, new species. Female (9.00 mm), seep on Magazine Mt., 

 Ark.: a,b, gnathopods 1,2; c, coxal plate of pereopod 3; d-g, pereopods 4,5,6,7; h, uropod 

 3; i,j, antennae 1,2; k, abdominal side plates; /, telson; m,n, uropods 1,2. Male allotype 

 (6.00 mm), same locality: o, uropod 3; p, telson. 



