PLATE XXII. 



Figs. i — 8. Undeucliaeta plumosa (Lubbock). 



Fig. r. Male, head, dorsal view. x 45. 



Fig. 2. Male, head, lateral view. x 45. 



Fig. 3. Male, last thoracic and first abdominal segments, dorsal view. x 45. 



Fig. 4. Male, last thoracic and first abdominal segments, lateral view. X 45. 



Fig. 5. Male, first foot, exopodite only. X 181. 



Fig. 6. Male, second foot, outer margin of exopodite. x 135. 



Fig. 7. Male, part of terminal spine, exopodite of third foot. x 390. 



Fig. 8. Male, fifth pair of feet. x 60. 



Figs. 9 — 16. Paraenchaeta spinifera (Esterly). 



Fig. 9. Male, head, dorsal view. X 36. 



Fig. 10. Male, head, lateral view. x 36. 



Fig. 11. Male, last thoracic and first abdominal segments, dorsal view. X 36. 



Fig. 12. Male, last thoracic and first abdominal segments, lateral view. x 36. 



Fig. 13. Male, first foot, exopodite only. x 181. 



Fig. 14. Male, second foot, outer margin of exopodite. x 90. 



Fig. 15. Male, part of terminal spine, exopodite of third foot. x 390. 



Fig. 16. Male, fifth foot, part of left branch. x 60. 



Figs. 17 — 26. Valdiviella gigas (Brady). 



Fig. 17. Male, head, dorsal view. x 19- 



Fig. 18. Male, head, lateral view. x 19. 



Fig. 19. Male, last thoracic and first abdominal segments, dorsal view. x 19. 



Fig. 20. Male, last thoracic and first abdominal segments, lateral view. X 19. 



Fig. 21. Male, rostrum, x 181. 



Fig. 22. Male, antennule. x 23,5. 



Fig. 23. Male, first foot, exopodite only. x 90. 



Fig. 24. Male, second foot, outer margin of exopodite. x 60. 



Fig. 25. Male, part of terminal spine, exopodite of third foot. x 390. 



Fig. 26. Male, fifth feet. X 60. 



Figs. 27 — 35. Valdiviella brevicornis G. O. Sars. 



Fig. 27. Male, head, dorsal view. x 31. 



Fig. 28. Male, head, lateral view. X 31. 



Fig. 29. Male, last thoracic and first abdominal segments, dorsal view. X31. 



Fig. 30. Male, last thoracic and first abdominal segments, lateral view. X 31. 



Fig. 31. Male, rostrum. X 181. 



Fig. 32. Male, antennule. X 23,5. 



F'g- 33- Male, first foot, exopodite only. x 181. 



Fig. 34. Male, second foot, outer margin of exopodite. X 120. 



Fig. 35. Male, fifth feet. X 60. 



