PLATE X. 



Eucopia australis, Dana. 



(Continued). 



Fig. 1. Young female, with all its limbs uninjured, from left side ; magnified about four 

 times. 



Fig. 2. Trunk, from left side, with attached limbs ; carapace removed to show the 

 segments and gills, ep, epipodite of maxilliped. 



Fig. 3. Extremity of a gill-branch. 



Fig. 4. One of its lobes ; highly magnified. 



Fig. 5. Leg of fourth pair, with attached gill. 



Fig. 6. Exti-emity of same ; more highly magnified. 



Fig. 7. Extremity of a leg of last pair. 



Fig. 8. A pleopod. 



Fig. 9. Extremity of tail, with telson and left uropod, from above. 



Fig. 1 0. Tip of telson ; more highly magnified. 



Fig. 11. Exterior corner, with part of apical edge of outer plate of uropod. 



Fig. 12. Part of the nervous cord, comprising seven ganglia of the trunk and three 

 caudal. 



Fig. 13. Cephalic part of body of a male specimen, with eyes, antennulse and antennae, 

 from above. 



Fig. 14. Anterior part of body of same, from below. L, anterior lip ; M, mandibles ; 

 Mp, mandibular palp ; I, posterior lip ; mp, maxilliped. The limbs behind 

 the mandibles are only represented on the right side. 



Fig. 15. A gill-branch of same. 



Fig. 16. One of the posterior gnathopodous legs of same. 



Fig. 17. A male pleopod. 



