Chydorus globosus. 
Fie. a = ‘aft OO eer 
* 1. Side view. ; rs hi eee case 
| 2. First foot. “ie Bee dt 5] ae 
ee 3. End of post-abdomen. 2 teva et oh 
ae 4. Chydorus sphericus. Post-abdomen of male. 
ite 5. és nitidus. Post-abdomen of female. 
ra iG. as nitidus. Head. | as 
“eo Es sphericus. Ephippial female. : 
8. = sphericus. Female. ; ; 
9. Bi globosus. Post-abdomen of male. 
10. ce sphericus. From above. — 
da $ ovalis. 
iS 12. 25 celatus. 
: BA 13. Dunhevidia setiger. 
as , 14. Alona affinis. 
15. Pleuroxus gracilis. | 
ag 15a. im gracilis. Antenna, 
Bs 
= 
16 
ie 
i ; 
