FROM THE GULF OF GUINEA. 



145 



Paracalanus parvus (Claus) 



ig. 9. Female, dorsal view, x 40. 



10. Foot of first pair, x 95. 



11. Foot of fourth pair. x 95. 



Fig. 12. Foot of fifth pair, female, x 190. 



13. Foot of fifth pair, male, x 125. 



14. Abdomen and caudal stylets. x 63. 



Fig. 15. Female, dorsal view, x 10. 

 IG. Posterior antenna. x 18. 



17. Mandible, x 13. 



18. Maxilla, x 13. 



19. Anterior foot-jaw. x 23. 



Eucalanus spinifer, n. sp. 



Fig. 20. Posterior foot-jaw. x 13. 



21. Foot of first pair. X 35. 



22. Foot of third pair. X 35. 



23. Foot of fifth pair, x 86. 



Augaptilis longicaudatus (Claus). 



Fig. 24. Female, dorsal view, x 12. 

 25. Posterior antenna. X 28. 



Fig. 26. Anterior foot-jaw {a, one of the seta 

 more highly magnified). X 35. 



Mecynocera Clausi, I. C. Thompson. 



Fig. 27. Male, dorsal view. X 32. 



28. Female, lateral view. X 32. 



29. Anterior antenna. X 35. 



30. Posterior antenna. X 125. 



Fig. 31. Posterior foot-jaw. X 84. 



32. Foot of first pair, x 100. 



33. Foot of fourth paii-. X 100. 



34. Foot of fifth pair. X 125. 



Calocalanus plumulosim (Claus) . 

 Fig. 35. Foot of fifth pair. X 125. | Fig. 36. Abdomen and caudal stylets, x 63. 



Augaptilis hecticus, Giesbrecht. 



Fig. 37. Anterior antenna, male. X 23. 

 38. Posterior antenna. X 18. 



Fig. 39. Foot of fifth pair, female, x 86. 



Plate II. 

 Augaptilis hecticus, Giesbrecht. 



Fig. 1. Posterior foot-jaw. X 70. 



2. Foot of second pair of swimming-feet. 

 X 43. 



Fig. 3. Terminal spine of outer branch of fourth 

 pair. X 345. 

 4. Fifth pair of thoracic feet, male, x |70. 



Augajjtilis longicaudatus (Claris). 

 Fig. 5. Abdomen and caudal stylets, x 23. 



Hemicalanus plumosua, Claus. 

 Fig. 6. Posterior foot-jaw. x 32. 



SECOND SERIES. — ZOOLOGY, VOL. VI. 



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