REFERENCE TO PLATES. 



HELICID/E, (IV) VI. 



PLATE 1. 



FIGURE. PAGE. 



1, 2, 3, 4. Stegodera triscalpta Martens. Novit. Conch., . 8 



5, 6, 7, 8. Stegodera triscalpta Martens. From Heude, . 8 



9, 10, 11. Stegodera horrida Pfr. Kiister's Conch. Cab., . 9 



12, 13, 14. Stegodera trisinu ate Mts. Novitates Conch., . 11 



15, 16, 17. Stegodera angusticollis Mart. Novitates Conch., 7 



18, 19, 20. Stegodera loxotatum Mabille, . . . .13 



21, 22. Stegodera eastlakeana MollendorfF, . . . .12 



23, 24. Stegodera trisinuata var. sculptilis Mollendorff, . 12 



25-27. Stegodera biscalpta Heude, . . . . . 9 



PLATE 2. 



28, 29. Pedinogyra cunninghami Gray. Original, . . 14 

 30, 31. Pedinogyra cunninghami Gray. Guerin's Magazine, 14 

 32, 33, 34. Ampelita shavi Smith. Proc. Zool. Soc., . . 34 

 35, 36. Pedinogyra muhlfeldtiana Pfr. Kiister's Conchyl. 



Cabinet, . . . . . . . . . 15 



37. Ampelita calypso Pfr. Proc. Zool. Soc., . . .28 



PLATE 3. 



38, 39, 40. Ampelita sepulchralis Fer. Original, . . 18 

 41, 42. Ampelita sepulchralis Fer. Original, . . .18 

 43-45. Ampelita sepulchralis Fer. var. funebris Mart. Novit. 



Conch., 19 



46, 47. Ampelita subsepulchralis Crosse. Journ. Conch., . 22 



PLATE 4. 



50, 48. Ampelita hova Angas. Ferussac, Histoire, . .24 

 49. Ampelita hova Angas. Proc. Zool. Soc., . . .24 



51, 52. Ampelita hova Angas. Original, . . . .24 

 53, 54, 55. Ampelita vesconis Morel. Morelet's Ser. Conch., 31 

 56, 57. Ampelita chlorozona Grat. Reeve and Conchyl. Cab., 31 

 58, 59, 60. Ampelita omphalodes Pfr. Kiister's Conchylien 



Cabinet, 27 



61, 62, 63. Ampelita calypso var. intensior Pils. Original . 28 

 64. Ampelita guillaini Petit. Journ. Conchyl., . . .30 



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