116 EXPLANATION OF PLATfJS. 



EXPLANATION OF PLATES, 





Plate I. 





Cyclops elongatus. 



Fig. 1. 



Female seen from above x 60. 



2. 



Anterior antenna. 



3. 



Labrnm. 



4. 



Maxilliped of second pair. 



5. 



Foot of fifth pair. 





Cyclops vicinus. 



6. 



Male seen from above x 40. 



7. 



Labrum. 



8. 



Foot of fifth pair. 



9. 



Vulvar openings. 





Plate II. 





Cyclops strenuus. 



Fig. 1. 



Female seen from above x 80. 



2. 



Posterior antenna. 



3. 



Maxilliped of second pair. 



4. 



Foot of fifth pair. 





Cyclops signatus. 



6. 



Female seen from above x 40. 





Plate IIL 





Cyclops abyssorum. 



Fig. 1. 



Female seen from above x 50. 



2. 



Anterior antenna. 



3. 



Posterior antenna. 



4. 



Labrum. 



5. 



Foot of first pair. 



6. 



,, second pair— outer branch. 



7. 



,, third pair. 



8. 



,, fourth pair. 



9. 



,, fifth pair. 



Plate IY. 

 Cyclops Scourfieldi. 

 Fig. 1. Female seen from above x 80. 

 2. Posterior antenna. 

 8. Maxilliped of first pair. 

 4. ,, second pair. 



