PLATE XXXVII. ■ 



Figs. 1-20. EuchcBtomera typica, G. 0. Sars. 



Fig. 1. Adult female, from above ; magnified about eleven times. 



Fig. 2. Eight antennular peduncle, from above. 



Fig. 3. Left antenna, with scale and proximal part of flagellum, from above 



Fig. 4. Anterior lip. 



Fig. 5. Posterior lip. 



Fig. 6. Mandible, with palp. 



Fig. 7. Cutting edges of mandibles. 



Fig. 8. Maxilla of first pair. 



Fig. 9. Maxilla of second pair. 



Fig. 10. Maxilliped. 



Fig. 11. Gnathopod. 



Fig. 12. Leg of first pair. 



Fig. 13. Extremity of same ; more highly magnified. 



Fig. 14. Outer part of a leg of last pair. 



Pig. 15. Caudal limb of first pair of female. 



Fig. 16. Caudal limb of last paii- of female. 



Fig. 17. One of the marginal setse of same ; highly magnified 



Fig. 18. Male pleopod of first pair. 



Fig. 19. Left uropod, from above. 



Fig. 20. Telson, fr(im above. 



*&• 



Figs. 21-24. Euchcetomera tenuis, G. 0. Sars. 



Fig. 21. Female, from above ; magnified about fifteen times. 



Fig. 22. Right antenna, with scale and proximal part of flagellum, from above 



Fig. 23. Endopod of a leg. 



Fig. 24. Telson, from above. 



