492 



MR. G. S. BRADY'S MONOGRAPH OF 



Cytherella Icevis. 



Fig-. 15. Right valve, seen from side, x 40. 



16. do. do. above, X 40. 



17. do. do. front, x 40. 



Cytherella scotica. 



18. 



Carapace, 



seen from left side, x 40. 



19. 



do. 



do. above, x 40. 



20. 



do. 



do. below, X 40. 



21. 



do. 



do. front, x 40. 





Bairdia obtusata. 



22. 



Carapace, 



seen from left side, x 40. 



23. 



do. 



do. above, x 40. 



24. 



do. 



do. below, X 40. 



25. 



do. 



do. front, x 40. 





Cyther 



opteron latissimum. 



26. 



Carapace, 



seen from left side, x 40. 



27. 



do. 



do. above, x 40. 



28. 



do. 



do. below, X 40. 



29. 



do. 



do. fi'ont, X 40. 



30. Separated valves, showing hinge-joint, 



x40. 



Cytheropteron nodosum. 



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



32. do. do. above, x 40. 



33. do. do. below, x 40. 



34. do. do. front, x 40. 



Bythocythere turgida. 



Fig. 35. Carapace (female), seen from left side, 

 x40. 



36. Carapace (female), seen from above, x 40. 



37. do. do. below, obliquely, x 40. 



38. Lucid spots, x 84. 



Cytheropteron subcircinatum. 



39. Carapace, seen from the left side, x 56. 



40. do. do. above, x 56. 



41. do. do. below, x 56. 



42. do. do. front, x 56. 



Pontocypris (?) angusta. 



43. Carapace, seen from left side, x 56. 



44. do. do. above, x 56. 



Cytheropteron punctatum. 



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



46. do. do. above, x 40. 



47. do. do. below, x 40. 



48. do. do. front, x 40. 



Pseudocythere caudata. 



49. Carapace, from left side, x 40. 



50. do. above, x 40. 



51. do. below, x 40. 



52. do. front, x 40. 



Cytheridea (?) subflavescens. 



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



54. do. do. below, x 40. 



55. do. do. front, x 40. 



Plate XXXV. 



Paradoxostoma variabile. 



Fig. 1. Carapace of female (from deep water, 1-60 

 fathoms), seen from left side, x 40. 



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



3. do. do. front, x 40. 



4. Carapace of female, seen from left side, 



x40. 



5. Carapace of female, littoral variety, seen 



from above, x 40. 



6. do. do. below, x 40. 



7. do. do. front, x 40. 

 12. Carapace of female (from roots of Lami- 



naria beyond low-water mark), seen 

 from left side, x 40. 



Fig. 13. Carapace of female, seen from above, 

 x40. 



14. Young carapace (littoral variety), seen 



from left side, x 40. 



15. do. do. above, x 40. 



16. do. do. front, x 40. 



17. Aperture between contact-margins for 



protrusion of suctorial apparatus, 

 X 140. 



Paradoxostoma ensiforme. 



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



9. do. do. above, x 40. ■ 



