488 



MR. G. S. BRADY'S MONOGRAPH OF 



rig. 25 



Outline of carapace, from right side, x 40 



26 

 27 



do. 

 do. 



right valve only, x 40. 

 left valve only, x 40. 



Cy there villosa. 



28. Carapace (female), seen from left side, x 40 



above, x 40. 



below, x 40. 

 front, x 40. 

 32. Separated valves, showing hinge-margins 



29. 

 30. 



31. 



do. 

 do. 



do. 



do. 

 do. 

 do. 



x40. 



Cy there semipunctata. 



33-35. Carapace, lateral, upper, lower, and 



end views, x 40. 

 36. Right valve (young), lateral view, x40. 



37. 



do. 



do. 



from above, x 40. 



Cytheropteron multiforum. 



38. Carapace (of male), seen from left side, 



x40. 



39. Carapace (of male), seen from above, x 40. 



10. 

 41. 



do. 

 do. 



do. 

 do. 



below, x 40 

 front, x 40 



42. Left valve (young), x 40. 



Fig 



Cytherura clathrata. 



43. Carapace, seen from left side, x 40. 



above, x 40. 

 below, x40. 

 front, x 40. 



44 

 45 

 46 



do. 

 do. 

 do. 



do. 



do. 

 do. 



Cytherura cellulosa. 

 47. Carapace (female), seen from left side, x 40. 



48. 

 49. 

 50. 

 60. 



do. 

 do. 



do. 



do. 



do. 

 do. 

 do. 

 do. 



above, x 40. 

 below, x 40. 

 front, x 40. 

 left side, x 84. 



Cy there Jeffrey sii. 



51. Carapace, seen from right side, x40. 



52. 

 53. 



54. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



above, x 40. 

 below, x 40. 

 front, x40. 



55. Ornament of shell-surface, x 140 



Cy there badia. 



40 



57. 

 58. 

 59. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



above, x 40. 

 below, x40. 

 front, x40. 



Plate XXX 



l* 





Cythere dunelmensis. 



1. Carapace (male) (Durham coast), seen 



from left side, x 40. 



2. Carapace (male) , seen from above, x 40. 



3. 



4. 



do. 



do. 



do. 



do. 



below, x 40. 

 front, x40. 



5-8. The same, male (Frith of Clyde), x 40. 

 9. Carapace (female), seen from left side, x 40. 



10. 

 11. 

 12. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



above, x 40. 

 below, x40. 

 front, x40. 



Cythere Jonesii. 



13. Carapace of female, seen from right side, 



x40. 



14. Carapace of female, seen from above, x 40. 



below, x 40. 

 front, x40. 



15. 

 16. 



do. 

 do. 



do. 

 do. 



Fig. 



19. 



20. 



22. 

 23. 

 24. 



Cythere antiquata. 



female 



26. 



27. 

 28. 



x40. 



18. Carapace of female, seen from above, x 40. 



do. 



do. 



do. 



do. 



below, x 40. 

 front, x40. 



Cythere Whiteii. 



21. Carapace, seen from left side, x 40 



above, x40. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



below, x40. 

 front, x40. 



Cythere tuberculata. 

 25 . Carapace (female) , seen from left side, x 40. 



do. 



do. 

 do. 



do. 

 do. 

 do. 



above, x40. 

 below, x40. 

 front, x40. 



