PLATE XXIV. 



Nematoscelis megalops, G. 0. Sars. 

 (Anatomy — continued.) 



Fig. 1. Anterior part of body, with eyes, antennula., antenna), anterior lip, and 



mandibles, from below, 



Fia. 2. Left antennular peduncle, from above. 



Fig. 3. Left antenna, from below. 



Fio-. 4. Anterior lip. 



Fio-. 5. Posterior lip. 



Fio-. 6. Mandible, with palp. 



Fig. 7. Masticatory parts of mandibles, exhibiting the armature of the cutting edges. 



Fio. 8. Mandibular palp. 



Fig. 9. Maxilla of first pair. 



Fio-. 10. Maxilla of second pair. 



Fig. 11. Maxilliped. 



Fig. 12. Terminal joint of same ; more highly magnified. 



Fig. 13. Leg of first pair 



Fig. 14. Extremity of same ; more highly magnified. 



Fig. 15. Outer part of a terminal spine ; highly magnified. 



Fio-. 16. Leg of second pair. 



Fig. 17. Extremity of same ; more highly magnified. 



Fig. IS. Leg of third pair. 



Fig. 19. Leg of fourth pair. 



Fig. 20. Leg of fifth pair. 



Fio-. 21. Leg of penultimate pair. 



Fio. 22. Same, without the gill and luminous organ ; more highly magnified. 



Fig. 23. Rudimentary leg of last pair. 



Fig. 24. Gill of second pair. 



Fio. 25. Gill of third pair. 



Fig. 26. Gill of fourth pair. 



Fig. 27. Gill of fifth pair. 



Fio. 28. Gill of penultimate pair. 



Fio-. 29. Gill of last pair, with rudiment of leg. 



Fio. 30. Extremity of tail, with caudal fan, from above. 



