356 REFERENCE TO PLATES, VOL. XIX. 



PLATE 15. 



1, Varicella acuticostata Orb. Moll. Cuba 52 



2, 3. Varicella a. horrida Pils. Acad. coll. H. W., del. 54 



4. Varicella a. filipensis Pils. Acad. coll. H. W., del. 54 



5. Varicella tuberculata Gundl. Novit. Conch 60 



6. 7. Varicella inopinata Pils. Henderson coll. H. W., 



del 61 



8. Varicella scalarina Gundl. Novit. Conch 59 



9. Varicella pichardi Arayo. Acad. coll. H. W., del.. 54 



10. Varicella acuticostata Orb. Acad. coll. H. W., del.. .52 



11. Varicella manzanillensis Gundl. Novit. Conch 57 



PLATE 16. 



1, 2. Varicella angiostoma ingallsiana C. B. Ad. Adams 



coll. Pilsbry, del 97 



3, 4. Varicella levis C. B. Ad. Adams coll. Pilsbry, del. 108 



5. Varicella a. unicolor C. B. Ad. Adams coll. Pilsbry, 



del 98 



6. Varicella taylori Vendr. Nautilus 101 



7. Varicella angiostoma C. B. Ad. Adams coll. Pilsbry 



del 96 



8. 9. Varicella a. gayana C. B. Ad. Adams coll. Pilsbry, 



del 98 



PLATE 17. 



10, 11. Varicella similis C. B. Ad. Adams coll. Pilsbry, 



del 104 



12. Varicella s. biplicatula Pils. Henderson coll. H. W., 



del 104 



13. Varicella arcuata Pf r. Acad. coll. Pilsbry, del. ... 103 

 14-16. Varicella similaris Pils. Acad. coll. Pilsbry, del. 106 



17. Varicella deflorescens Vendr. Nautilus 95 



18. Varicella similis longa Pils. Henderson col. H. W., 



del 106 



19. Varicella s. mandevillensis Pils. Henderson coll. 



Pilsbry, del 107 



PLATE 18. 



20,21. Varicella pellucens C. B. Ad. Adams coll. 



Pilsbry, del 108 



22,23. Varicella spina Pils. Henderson coll. H. W., 



del Ill 



24,25. Varicella clappi Pils. Acad. coll. H. W., del.. . 109 



