162 



Fer., pi. 126, f. 1, 2. 



Humb. Voy., pi. 56, f. 6. 



Fer., pi. 25, B, f. 5. 



Chemn.9,pl.l22, f. 1053, 1054. 



Beck Ind., p. 30. 



Rossm., f. 169. 



Zool. Proc., 1845, p. 129. 



Voy. Astrol., pi. 7, f. 10-13. 



Mawe's C., tit. pi., f. 7. 



Burr. El., pi. 26, f. 1. 



Kust. C. C., pi. 52, f. 11, 12. 



Phil. Icon., pi. 4, f. 7. 



Fer., pi. 112, f. 7, 8. 



Fer., pi. 49, f. 2. 



Wood Supp., pi. 7, f. 49. 



Phil. Icon., pi. 21, f. 4. 



Reeve C. Syst, pi. 167, 1'. 7. 



Kust. C. C., pi. 106, f. 4-6. 



Moll. Cub., pi. 7, f. 7-9. 



Rossm., f. 126. 



Kust. C. C., pi. 16, f. 17, 18. 



Fer., pr. 544. 



Rossm., f. 21. 



D'Orb. Syn., p. 22. 



Conch. Contrib., p. 29. 



Desh. Enc. Meth., 2, N. 27. 



Wood's Supp., pi. 7, f. 9. 



Faun. Mad., p. 47, pi. 5, f. 19. 



Hartm. Cast., pi. 62. 



Fer., pi. 69, D, f. 6. 



Fer., pi. 75, B, f. 6-8. 



Chemn. 9, pi. 125, f. 1095, 1096. 



Chemn. ll.pl. 208, f. 2046, '47. 



Fer., pi. 75, A, f. 3. 



Martyn U. C., pi. 120. 



Perry C., pi. 15, f. 4. 



Fer., pi. 69, f. 3. 



Kust. C. C., pi. 79, f. 19, 20. 



Mull. Verm., 2, p. 15, N. 215. 



Pennt. B. Z., 4, p. 138. 



Bost. Journ. N. H. 



Kust. C. C., pi. 58, f. 6, 7. 



Desh. in Lam., 136, p. 91. 



Jour. Bost. S. N. H., 4, p. 487. 



Amer. C., pi. 37, f. 1. 



Proc. Bost. S. N. H., 2, p. 15. 



is Achatina panthera, Fer. 

 is Helix planulata, Lam. 

 Helicogena papilla, Fer. 

 Trochus papilla, Chemn. 

 Obba papilla, Beck, 

 is Clausilia bidens, Linn. 



is Helix lituus, Lesson. 

 is Bulimus papyraceus, Mawu. 

 Helix acutangula, Burr. 

 Caroculla papyracea, Brod. 



is Bulimus pardalis, Fer. 

 Helicodonta parilis, Fer. 

 Dentellaria parilis, Beck. 



Carocolla parmula, Brod. 



is Helix rufescens, Pennt. 

 is Helix Olivieri, Fer. 

 is Clausilia parvula, Stud, 

 is Helix obvoluta, Mull. 

 is Bulimus dentatus, Wood. 



is Helix perspectiva, Say. 

 is Succinea patula, Brug. 

 Ochthephila paupercula, Beck. 

 Heterostoma semitecta, Hartm. 

 Helix trachelodes, Menke. 

 is Helix Brasiliana, Desh. 

 Helix undata, Port. Cat. 

 Solaropsis pellis-serpentis,Beck. 

 Helicella pellis-serpentis, Fer. 

 Limax serpens, Mart. 

 Helix colubrina, Perry. 

 Helicella pellita, Fer. 

 Helix peltita, Desh. 

 is Vitrina pellucida, Mull, 

 is Helix crystallina, Mull. 



is Helix pellita, Fer. 

 is Helix Cuhensis, Pfr. 

 Helix clausa, Say. 



