PLATE XXXIII. 



Figs. i — 9. Heter amalla dubia (T. Scott). 



Fig. 1. Female, dorsal view. v 23,5. 



Fig. 2. Female, head, lateral view. ■ 23,5. 



Fig. 3. Female, last thoracic and first abdominal segments. • 23,5. 



Fig. 4. Female, rostrum. < 181. 



Fig. 5. Female, antennule. > 23,5. 



Fig. 6. Female, first maxilliped, distal portion. ■ 90. 



Fig. 7. Female, second foot. ■ 90. 



Fig. 8. Female, part of terminal spine, exopodite of second foot. 



Fig. 9. Female, fifth feet. X 390. 



Figs. 10 — 18. XantJiocalanus agilis Giesbrecht. 



Fig. 10. Female, dorsal view. ■ 45. 



Fig. 11. Female, head, lateral view. 45. 



Fig. 12. Female, last thoracic and first abdominal segments. X 45. 



Fig. 13. Female, rostrum. • 390. 



Fig. 14. Female, antennule. X 45- 



Fig. 15. Female, first maxilliped, distal portion. 181. 



Fig. 16. Female, second foot. 120. 



Fig. 17. Female, fourth foot. > 120. 



Fig. 18. Female, fifth feet. X 260. 



