PLATE VI. 



Figs. 1-5. Gnathophausla elegans, G. 0. Sars. 

 Figf. 1. Female, from left side ; magnified about three times. 

 Fig. 2. Same, from above. 



Fig. 3. Antenna, witli scale and proximal part of flagellum. 

 Fig. 4. Telson, from above. 

 Fig. 5. Extremity of same ; more liighly magnified. 



Figs. 6-10. Gnathophausia zoea, Willemoes-Sulim. 



Fig. 6. Adult female, from right side ; twice the natural size. 



Fig. 7. Same, from above. 



Fig. 8. Anterior part of carapace, with base of rostrum, from below, a, supra-orbital 

 spines ; b, antennal spines ; c, branchiostegal expansions. 



Fig. 9. Antenna, with scale and proximal part of flagellum. 



Fig. 10. Extremity of tail, with telson and right uropod, from above. 



