o2 Frederick Cht.pman : Ostracod and Shell Marl. 



Plate IV., 



l(''ig_ 6_ — Cypi'is sydneia, King. Right valve, showing muscle- 

 spots, 6a, ventral edge view, x 26. 



,, 7. — Cyjiris teiiuiscul'pta, sp. nov. Right valve, x 26. la, 

 ventral edge view of carapace, x 26. 1h, magnified 

 view of ornament, x 78. 



,, 8. — Gandonocypris assimde, G. 0. Sars. Left valve, show- 

 ing muscle-spots. 8a, ventral aspect of carapace. 

 X 26. 



,, 9. — Cythere luhhockiana, G. S. Brady. Left valve, x 52. 



,, 10. — Limnicythere sicula, sp. nov. Right valve, x 52. 



,, n. — L. sicvla, sp. nov. Edge view, dorsal aspect, x 52.. 



