Daphnia luinnehaha. 



Fie. 



1. Ephippial female. 



2. Post-abdomen. 



3. Antennule of male. 



4. Female. 



5. Post-abdomen. 



Daplinia exUis. 



Simocephalus vetulus. 



6. Caudo- ventral angle of shell. The markings are on the outer 



lamina. 



7. Margin of shell cephalad, 



8. Post -abdomen. 



9. Head. 



