188S.J 



AUSTKALIAN CLADOCERA. 



73 



Fig. 3. Part of posterior edge of carapace, showing the struc- 

 ture of the marginal setae; magnified 120 diameters. 



- 4. Tail with adjoining part of body, from left side; same 



enlargement. 



- 5. Adult male, viewed from right side; magnified 138 dia- 



meters. 



Plate 5. 



Figs. 1—4. Dunhevedia crassa, King. 

 Fig. 1. Adult gravid female, viewed from left side; magnified 

 138 diameters. 



- 2. Same from below. 



- 3. Tail with adjoining part of body, from left side; mag- 



nified 220 diameters. 

 ■ 4. Part of ventral edge of a valve, showing the structure 

 of the marginal bristles; same enlargement* 



Figs. 5—7. Alonella diaphana, (King). 



- 5. Adult gravid female, viewed from left side; magnified 



138 diameters. 



- 6. Same, from above. 



- 7. Tail with adjoining part of body, from left side, mag- 



nified 220 diameters. 



Figs, s— 9. Alonella Kama, (King). 



- 8. Adult ovigerous female, viewed from left side; mag- 



nified 138 diameters. 



- 9. Tail with adjoining part of body, from left side; mag- 



nified 220 diameters. 



Figs. 1—4. Alona Archeri, n. sp. 

 Fig. 1. Adult female with winter-egg, viewed from left side; 

 magnified 138 diameters. 



