482 



MR. G. S. BRADY'S MONOGRAPH OF 



Paradoxostoma Normani, 458 



obliquum, 459. 



pulchellum, 459. 



sarniense, 460. 



variabiles 457. 

 Philomedes, 462. 



interpuneta, 463. 



longicornis, 463. 

 Platyeopa, 472. 

 Podocopa, 360. 



Polycope, 470. 



?dentata, 472. 



orbicularis , 471. 

 Polycopidse, 470. 

 Pontoeypris, 384. 



acupunctata, 386 



angusta, 387. 

 mvtiloides, 385. 



serrulata, 385. 



Pontocypris trigonella, 387 

 Pseudocy there, 453. 



caudata, 453. 

 Sclerochilus, 455. 



contortus, 455, 

 Xestoleberis, 437. 



aurantia, 437. 



depressa, 438. 



nitida y 437. 



EXPLANATION OF THE PLATES. 



Plate XXIII. 



Notodromas monachus. 

 Fig. 1. Carapace (male), seen from left side, x 33 



2. 

 3. 



1. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



above, x 33. 

 below, x 33. 

 front, x 33. 



5. Carapace (female), from left side, x 33. 



6. Detached valves of female carapace, seen 



from below, x 40. 



7. Left valve (female), seen from behind, 



x40. 



8. Postabdominal ramus, x 112. 



9. Lucid spots, x 84. 



Cypris fusca. 

 10. Carapace of female, from right side, x 25 



11. 

 12. 

 13. 



do. 

 do. 

 do. 



do. 

 do. 



do. 



14. Lucid spots, x 80. 



15. Postabdominal ramus, x 80. 



above, x 25. 

 below, x 25. 

 front, x 25. 



Cypris incongruens. 

 16. Carapace of female, from left side, x 20. 



17. 

 18. 



19. 



do. 

 do. 

 do. 



do. 

 do. 

 do. 



above, x 20. 

 below, x 20. 

 front, x20. 



20. Postabdominal ramus, x 84. 



2 1 . Anterior extremity of right valve, external 



surface, x 84. 

 A portion of the anterior margin of right 

 valve, seen from within, x 81. 



Cypris virens. 

 Fig. 23. Carapace of female, seen from right side, 



xl6. 



24. Carapace of female, seen from above, x 16. 



below, x 16. 

 front, xl6. 



25. 

 26. 



do. 

 do. 



do. 



do. 



27. Postabdominal ramus, x 80. 



28. Hinge-margin, right valve, x 10 



left valve, x 10. 



29. 



do. 



30. Lucid spots, x 80. 



31. Contact margin, left, x40. 



right, x 40 



32. 



do. 



Cypris obtiqua. 



33. Carapace of female, seen from right side, 



x25. 



34. Carapace of female, seen from above, x 2o. 



below, x 25. 

 front, x25. 



37. Postabdominal ramus, x 80. 



38. Lucid spots, x 80. 



35 

 86 



do. 

 do. 



do. 

 do. 



Cypris t essellata . 

 39. Carapace of female, seen from right side, 



x40. 

 L0. Carapace of female, seen from above, x t0. 





41. 



do. 

 do. 



do. 



do. 



below, x 40. 

 front, x40- 



43. Shell-structure, x 310. 

 14. Postabdominal ramus, 120. 

 45. Lucid spots, 120. 



