86 



U.S. NATIONAL MUSEUM BULLETIN 2 60 



Figure 40. — Uristes (?) perspinis, new species, female, 4.2 mm, 7229: a-d, pereopods 2,3,4,5' 

 e, mandibular molar;/,g, gnathopods 1,2; h, head; i, antenna 2; ;', anterior view of labrum; 

 k, maxilla 2; /, mandible, palp cut; m, inner plate of maxilliped; n, epistome-labrum com- 

 plex; 0, maxilliped, ventral view, inner plate hidden; p, uropod 3; q, coxa 3. 



