REFERENCE TO PLATES. 495 



FIGURF. PAGE 



94,' 95. Gibbula sismondae Issel. Mai. Mar. Ross., t. 2, f. 13, 213 



96, 97. Minolia bellardii Issel. Ibid., t. 2, f. 12, . . . 267 



98. Solariella affinis Jeffr. P. Z. S., 1883, t. 20, f. 5, . ! 314 



99. Margarita fulgida Jeffr. Ibid., t. 20, f. 1, . . . 297 



100. Gibbula hemprichti Issel. Descr. del'Egvpte, t. 3, f. 6 213 



101. Gibbula delicatus Jeffr. P. Z. S., 1883, t. 20, f. 7, 



1-3. Bathymophila euspira Ball. Ibid., t. 20, f. 6, . . 306 



4, 5. Margarita rainutula Jeffr. Ibid., t. 20, f. 2, . . \ 298 

 6, 7. Margarita laminarum Jeffr. Ibid., t. 20, f. 3, . . 298 



8. Margarita cancellatas Jeffr. Ibid., t. 20, f. 4, . . . 298 



PLATE 48. 



I, 2. Ethalia reclusa Ball. ' Blake ' Moll., Bull. M. C. Z., xviii, 4(52 

 6, 4. Basilissa delicatula Dall. Ibid., t. 22, f. 2, . .'421 



5, 6. Microgaza rotella Dall. Ibid., t. 22, f. 5, . . .160 

 7. Calliostoma corbis Dall. Ibid., t. 33, f. 1, 381 



8, 9. Dillwynella modesta Dall. Ibid., t. 21, f. 3, . . '. 463 

 10. Calliostoma aurora Dall. Ibid., t. 37, f. 2, . . 382 



II, 12. Gaza Watsoni v. filogyra Dall. Ibid., ' 158 

 13, 14. Ethalia solida Dall. Ibid., 462 



15. Margarita erythrocoma Dall. Blake Gasterop., . . 306 



16, 17. Gaza superba Dall. Bull. M. C. Z., xviii, t. 22, f. 4, 



^ ! 156 



18. Calliostoraa orion Dall. Ibid., t. 28, f. 2, . . . 383 



19, 20. Calliostoma yucatecanum Dall. Blake Gasterop., . 407 

 21, 22. Gibbula candei d'Orb. . . 206 

 23, 24. Solariella lissocona Dall. 'Blake' Moll., t. 21, f. 8, '. 322 



PLATE 49. 



25, 26. Gaza watsoni Dall. ' Blake ' Gasterop., . . ]5,s 



27/28. Gaza watsoni Dall juv. Ibid., 158 



29, 30. Turcicula imperialis Dall. Ibid., .... 330 

 31, 32. Calliostoraa cinctellum Dall. Ibid., .... 409 

 33, 34. Calliostoma circumcinctum Dall. Ibid., . . . 376 

 35, 36. Calliostoma roseolum Dall. Ibid., .... 373 



37. Gaza fischeri Dall. Ibid., ... 158 



38, 39. Calliostoma sapidum Dall. Ibid., .... 378 

 40, 41. Calliostoma echinatum Dall. Ibid., .... 377 

 42, 43. Calliostoma indiana Dall. Ibid., .... 383 

 44. Calliostoma benedictii Dall. Ibid., ... . 408 



PLATE 50. 

 Dentition and Opercula of Trochidce. 



1. Trochus iiiloticus Linn. Troschel, Gabiss, t. 21, f. 11, . 17 



2. Trochus fenestratus Gmel. Ibid., t. 22, f. 2, . . .17 



3. Trochus maculatus Linn. Ibid., t. 22, f.'3, . . .17 

 5. Clanculus Pharonius Linn. Ibid., t. 22, f. 6, 



