Explanation of Plates 



Note: — The measured lines placed beside the figures of the complete animals 

 represent the length of 1 -0 or 0- 1 mm., as indicated. 



Plate I 



1. Bomolochus Cuneatus, female, dorsal view. 



2. First antenna. 



3. Second antenna. 



4. Mouth parts 



5. Maxilliped 



6-10. First to fifth swimming legs 



11. Genital segment and abdomen 



12. Ergasilus turgidus, female, dorsal view 



13. First antenna 



14. Secoad antenna 



