PLATE I. 

 Simorhynchotus Lilljeborgi, C. BOVALLIUS. 



Fig. 1. The male from the side. (Drawn by the author.) 



2. The first pair of antennae, cJ. 



3. The head of the female. 



4. The last flagellar joints of the first pair of antennae, 9. 



5. The second pair of peraopoda, <$. 



6. The sixth rf. 



7. The dactylus of the seventh pair of perseopoda, c?. 



Oxycephalus piscator, H. MILNE EDWARDS. 



Fig. 8. The male from the side. (Facsimile from H. MILNE EDWARDS, 7. l ) 



9. A young male from the side. (Drawn by the author.) 



10. A female from the side. (Reduced copy from CLAUS, 36 ) 



11. The first pair of perseopoda, cJ. (Drawn by the author ) 



12. The dactylus of the same pair, cJ. 



13. The second pair of perseopoda, cJ. 



14. The seventh <J. 



15. The dactylus of the same pair, tf. 



16. A female from the side (0. bulbosits). (Facsimile from STREETS, 26.) 



17. The first pair of perseopoda, 9. 



18. The second 5. 



Oxycephalus Clausi, C. BOVALLIUS. 



Fig. 19. The male from the side. (Drawn by A. M. WESTERGREN.) 

 20. (Facsimile from STREETS, 26.) 



21. The first pair of perasopoda, 3. 



22. The second <$. 



23. The sixth cJ. (Drawn by A. M. WESTERGREN.) 



24. The metacarpus of the seventh pair, (J. 



The figures refer to the bibliographical list above, p. 2 10. 



