PLATE XLVIII. 



Figs. i — 5. Calanopia ellipüca (Dana). 



Fig. 1. Female, dorsal view. x 60. 



Fig. 2. Female, last thoracic and first abdominal segments. X 60. 



Fig. 3. Female, fifth feet. X 250. 



Fig. 4. Male, abdomen, dorsal view. X 96. 



Fig. 5. Male, fifth feet. X 250. 



Figs. 6 — 10. Calanopia minor A. Scott. 



Fig. 6. Female, dorsal view. x 60. 



Fig. 7. Female, last thoracic and first abdominal segments. X 60. 



Fig. 8. Female, fifth feet. X 273. 



Fig. 9. Male, abdomen, dorsal view. X 143. 



Fig. 10. Male, fifth feet. X 273. 



*&• 



Figs. 11 — 15. Calanopia americana Dahl. 



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



*&■ 



Fig. 12. Female, last thoracic and first abdominal segments. x 60. 



Fig. 13. Female, fifth feet. < 273. 



Fig. 14. Male, abdomen, dorsal view. X 143. 



Fig. 15. Male, fifth feet. x 273. 



pjg. j6 — 20. Calanopia aurivillii Cleve. 



Fig. 16. Female, dorsal view. X 60. 



Fi<*. 17. Female, last thoracic and first abdominal segments. X 60. 



Fig. 18. Female, fifth feet. X 273. 



Fig. 19. Male, abdomen, dorsal view. X 143. 



Fig. 20. Male, fifth feet. X 273. 



