OF THE PUKBECK PORMATION. 



EXPLANATION OF PLATES VIII. & IX. 

 (The specimens are figured with the front ends upwards.) 



351 



No. of fied 



Plate VIII. 



Specimen, (diam.). 



Fig. 



1. C^pridea punctata (Forbes), Ya.r.pos-\ "Middle Purbeck ; ] q-^^ 25 



ticalis, Jones. Carapace, side view J Mewps Bay. j 



2. . Leftvalre „ „ 61A, 6 25 



o. . Carapace, edge view ,, ,, 61 A, 2 25 



4. Cypridea pxmctata (Forbes). Left "1 Upper Purbeck ; 1 34 i^ 30 



valve, inside J Durlston Bay. J ' 



5. . Eight valve, inside ,, „ 34, 20 30 



6. Cypridea punctata (Forbes), var. pos- 1 Mid-Purbeck ; Eidg- 1 009 cxB-") 2 20 



ticalis, Jones. Eight valve J way. J "' ^ ^ '^' 



7. , var. gibhosa (Forbes). 



Left valve „ „ 382,3 20 



8. ,Y&v.posticalis,3one?>. Left 



valve „ „ 382,4 20 



9. Cypridea DunJceri, Jones. Carapace, 1 Middle Purbeck;! filA 16 25 



edge view I Mewps Bay. J ' 



10. . Eight valve ' „ „ 61A,i7 25 



11. Metacypris Forhesu, Jones. Left valve | ^^-Purbeck ; Eidg- j gg^^ g 30 



ir» n< J • r Middle Purbeck :1 n-i on 



12. . Carapace, end view | ^^ -^^^ ' | 61, 3 30 



13. . Left valve (rather verru- 



cose) „ „ 61,6 30 



14. , var. verrucosa, Jones. 



Carapace, dorsal aspect ,, „ 61,2 30 



15. . Carapace, ventral aspect \ ^ ' I ^^^' ^ ^ 



16. . Eight valve, inside „" ,, 123 A, 3 30 



17. Cypridea DunTceri, Jones. Eight 



valve „ „ 382,1 25 



18. Cypridea granulosa {^ov^.),yQ.v.pauci-\ ( 



granulata, Jones Left valve . [Mid-Purbeck; Whit- ^.o J 25 



19. . Carapace, ventral )■ gj^^j,„jj p 229,2 •{ 



new 



20. . Carapace, end view^ ^25 



21. . Eight valve, inside „ „ 229, 13 25 



22. Cypridea tuherculata (Sow.), var. \ f 



adjuiicta, Tories. Eight valve I Upper Purbeck; o- j 25 



23. . Carapace, end view [ Mewps Bay. ' ^ 1 25 



24. . Dorsal edge of valve J [25 



25. Cypridea ventrosa, Jones. Left valve, j ^ p^^ ^^ J 



ventral aspec. Durlston Bay. ^0, 2 25 



26. . Outside of the same valve J •' [25 



27. Cyprio7ie Bristovii, Jones. Left valve „ „ 40, 11 30 



28. . Inside of right valve „ „ 40AA, i 30 



29. . Inside of left valve „ „ 40AA, 2 30 



30. Darwinulaleqicminella CPovhes). Left! Middle Purbeck;! p-, „^ 



valve ...!: I Mewps Bay. j ^^'^^ ^0 



31. . Edge view of carapace .. . „ „ 61,17 30 



32. Cyprione Bristovii, Jones. Immature 



form „ „ 27,11 30- 



Note. — ^The small numbers indicate the individual specimen on the slide. 



