Fig. 



1. Daphnia miimehaba. Male. 



2. " niiiinehaha. Part of feet of first and second pair. 



3. Canthocamptus hibernicus. Antenna of female. 



4. ' ' liiberiiiciis. Fifth foot of female. 



5. " paliistris. Antenna of male. 



6. '• trispiuosus. Fifth foot of female. 



7. " luiiiutiis. Young, 



8. " minutus. Nauplius form. 



9. Pseudo-sida tridentata. Adult female, antennule, labrum, angle 



of shell, and post-abdomen. 



10. Daphnia miniiesotensis. Young female. 



11. " miiiuesoteusis. Post-imago. 



12. " miniiesotensis. Beak. 



