PLATE XXXVII. 



Figs. i — 8. Pseudodiaptomus clevei nov. sp. 



Fig. I. Female, dorsal view. x 60. 



Fi°f. 2. Female, head, lateral view. X 60. 



Fig. 3. Female, last thoracic and first abdominal segments. < 60. 



Fig. 4. Female, antennule. X 60. 



Fig. 5. Female, fifth foot. ■ 390. , 



Fig. 6. Male, abdomen, dorsal view. X 60. 



Fig. 7. Male, antennule, right side. X 60. 



Fig. 8. Male, fifth feet. > 260. 



Figs. 9 — 11. Mctridia brevicauda Giesbrecht. 



Fig. 9. Female, dorsal view. > 45. 



Fig. 10. Female, second foot, hooks on basal joint of endopodite. X 3S0. 



Fig. II. Female, fifth feet. • 260. 



Figs. 12 — 14. Metridia boecki Giesbrecht. 



Fig. 12. Female, dorsal view. X 36. 



Fig. 13. Female, second foot, hooks on basal joint of endopodite. • 380. 



Fig. 14. Female, fifth feet. ■ 260. 



Figs. 15 — 20. Metridia venusta Giesbrecht. 



Fig. 15. Female, dorsal view. X 36. 



Fig. 16. Female, second foot, hooks on basal joint of endopodite. ■ 380. 



Fig. 17. Female, fifth feet. X 181. 



Fig. 18. Male, abdomen, dorsal view. X 45- 



Fig. 19. Male, second foot, hooks on basal joint of endopodite. X 380. 



Fig. 20. Male, fifth feet. X 181. 



