PLATE VII. 



Fig. 



1 . Cijtheridea torosa, var. teres. Carapace of female, seen 



from left side. 



2. — — „ „ above. 



3. Cytheridea (?) inornata. Carapace, seen from left side. 



4. — — „ „ above. 



5. — — „ „ below. 



6. — — „ „ front. 



7. Cytheridea Sorbyana. Left valve of female, seen from side. ' 



8. — — Right „ „ 



9. — — Left „ „ above. 



10. — — Right 



11. — — Carapace of female, seen from ) 



below. ) 



12. — — Right valve of male, seen from ") 



side. J 



13. Xestoleberis depressa. Carapace of female, seen from left 



side. 



14. — — J5 ;, above. 



15. — — „ „ below. 



16. — — „ „ front. 



17. — — Carapace of male, „ leftside. 



18. — — „ ,, above. 



19. — — » ,, front. 



20. Bythocythere simplex. Left valve of ? , seen from side. ") 



21. — — „ „ above. ) 



22. Cythere mirabilis (female). Left valve, seen from side. 



23. — — — „ ,, above. 



24. — — — Right valve „ „ 



25. — — — Left valve „ front. 



26. — — — Lucid spots. 



(Paisley.) 

 (Annochie.) 



(Errol.) 



(Norway.) 

 (Errol.) 



(Loch Gilp.) 



(Paisley.) 



(Errol.) 



(All the figures X 40, except fig. 26, which is X 96.) 



