COPEPODA FROM CHRISTMAS .ISLAND. 



193 



EXPLANATION OF THE PLATES, 



All the figures have been drawn with the aid of a camera lucida. 



Plate XXVIIL 



Fig. 1. Oitliona fallax $ , cephalon, lateral view. 



2. „ „ mandible palp. 



3. „ „ dorsal view. 



4. Oithona decipiena ^ , cephalon, lateral view. 



5. 



9. 

 10. 

 11. 



mandible palp. 

 1st maxilla, 

 dorsal view. 

 1st foot. 

 2nd foot. 

 3rd foot. 

 4th foot. 



Plate XXIX. 



Fig. 1. Paroithona pulla ^ , dorsal view. 



2. „ „ 1st antenna. 



3. „ „ abdomen. 



4. „ „ mandible palp. 



5. „ „ 2nd antenna. 



6. „ ,, 1st foot. 



7. „ „ 2nd foot. 



8. „ „ 3rd foot. 



9. „ „ 4th foot. 



10. Oithona simplex 9 j cephalon, lateral view. 



11. „ „ dorsal view. 



12. „ ,, abdomen. 



13. „ „ 3rd foot. 



14. „ „ 4th foot. 



Plate XXX, 



Fig. 



1. Oitliona simplex $, 1st antenna. 



2. „ „ 1st foot. 



3. Oithona attenuata $ , cephalon, lateral view. 



4. „ „ 1st antenna. 



5. „ „ dorsal view. 



6. „ „ 3rd foot. 



7. „ „ 1st foot. 



8. Oithona oculata $ , maxillipede. 



9. „ „ 4th foot. 



Plate XXXI. 



Fig. 1. Faroithona pulla $ , cephalon, lateral view. 

 2. Oithona oculata ^ , dorsal view. 

 „ lateral view. 



1st antenna, 

 mandible palp. 

 1st maxilla. 

 1st foot. 



2nd foot. 



3rd foot. 



