Explanation of the plates: 



Plate I. 



Fig. 1. The auimal seen from above. 



s 2. A plumose hair from the margin of urus. 



i 3. The first and second pair of antennje. 



5> 4. The mandible. 



» 5. The first maxilla. 



» 6. The second maxilla. 



" 7. The maxilliped. 



» 8. The first pair of pereiopoda. 



» 9. A bristle from the tibia of the same leg. 



» 10. The third pair of pereiopoda. 



» 11. The animal seen from the .side. 



Plate II. 



» 12. The animal from below. 



» 13. The fourth pair of pereiopoda. 



» 14. The fifth » ^ 



1 15. Spines and bristles from the tibia of the fifth pair. 



> 16. Spine from the metacarpus of the same pair. 



^ 17. The sixth pair of pereiopoda. 



" 18. Spine and bristle from the genu of the sixth pair. 



» 19. The seventh pair of pereiopoda. 



■» 20. The first pair of pleopoda. 



» 21. The second pair of pleopoda. 



» 22. The third r, ,, ^ 



» 23. Hair from the same. 



» 24. The fifth pair of pleopoda. 



» 25. The uropoda. 



