REFERENCK TO PLATES. 



495 



FIGURK. PAGE. 



94, 95. Gibbula sismoiidaj 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., 1888, t. 20, f. 5, . . 314 



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



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



101. GibbvUa delicatus Jeffr. P. Z. S., 1883,1 20, f. 7, 



1-3. Balhymophila euspira Dall. Ibid., t. 20, f. 6, . . 306 



4, 5. Margarita niinutula Jetfr. Ibid., t. 20, f. 2, . . . 298 

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



8. Margarita caucellatas Jetfr. Ibid., t. 20, f. 4, . . . 298 



Plate 48. 



I, 2. Ethalia reclusa Dall. ' Blake ' Moll., Bull. M. C. Z., xviii, 462 

 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. Diilwyiiella modesta Dall. Ibid., t. 21, f. 3, . . . 463 

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



II. 12. Gaza Watsoni v. filogvra Dall. Ibid., . . .158 

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



15. Marijarita erytbrocoma Dall. Blake Gasterop., . . 306 



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



4a, 156 



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



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

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

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



Plate 49. 



25,26. Gaza watsoni Dall. ' Blake' Gasterop., . . . 158 



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



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

 31, 32. Calliostoma 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 uiloticus 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. Clauculus Pharonius Linn. Ibid., t. 22, f. 6, . . 47 



