302 North American Helicidce. 



List of Figures ox Plate IX. 



1-3. Cypraea notata Gill. Ann. Lye. Vol. VI. p. 256. 



4-5. Helix barbigera Redf. nat. size. " " " p. 171. 



6. " " " upper surface, double nat. size. 



7. " " " part of same magnified four times. 

 8-10. " Elliotti . " nat. size " " " p. 170. 

 11-13. " sculptilis Bland. " " " " p. 279. 

 14-16. " Edvardsi " " " " " p. 277. 



17. " fatigiata Say (Dorfeuilliana Desh.), copied from Fer. Hist. 



PL 69 D. fig. 3. " " p. 283. 



18. " " " aperture mag. four times. 



19-20. " " " copied from Binney Ter. Moll. III. pi. xxxix. 



fig. 4. 

 21-22. " Troostiana Lea, copied from Trans. Amer. Phil. Soc. VI. 



PL xxiv. fig. 119. " " p. 288. 



23. " " " aperture mag. four times. 



24-25. " Dorfeuilliana Lea, copied from Trans. Amer. Phil. Soc. VI. 



PL xxiv. fig. 118. " ■ p. 294. 



25 a. " " " aperture mag. four times. 



26. " " ! var. ? " " " 



27. " Hazard! Bland, aperture mag. eight times. p. 291. 



28. " " " portion of last whorl behind the aperture, 



magnified. 

 29-30. " " " base and upper surface, double nat. size. 



31. " Dysoni Shuttl. (Dorfeuilliana Chem.), copied from Chem. 



ed. 2. Helix, t. 65. fig. 25. " " p. 295. 



32. " " ?" (Dorfeuilliana Reeve), copied from Conch. 



Icon. pi. cxx. fig. 713. 



33. " Texasiana Mor., copied from Mem. Soc. Hist. Nat. Geneva. 



VI. pi. i. fig. 2 c. 



34. " " " copied from Reeve Conch. Icon. pi. cxx. 



fit:. 707. 



