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1 



I 





PLATE Q2. 



Fig. 1. 



Osphranticum lahronectum (Potamoichetor), male 



Fig. 2. 



antenuule. 



Fig. 3. 



maxilliped. 



Fig. 4. 



fifth feet of male. 



Fig. 5. 



palp of mandible. 



Fig. 6. 



end of abdomen. 



Fig. 7. 



feet of first pair. 



Fig. 8. 



eye. 



Fig. 13. 



maxilla. 



Fig. 14. 



mandible. 



Fig. 9. 



Cyclops ater^ female. 



Fig. 10. 



abdomen. 



Fig. 11, 



maxilliped. 



Fig. 12. 



antenna. 



