52 



p. 301, t. 30, f. 12. Obs. V. p. 57, t. 30. f. 12. Bianey, Check List, No. 

 121. Brot, List, p. 40. 



150. G. V a n u X e m i i, Lea. 



Goniobasis Vanuxemii, Lea, Proc. Acad. Nat. Sci., p. 265, 1862. Jour. Acad. 

 Nat. Sci., T. p. 307, t. 37, f. 146. Obs. ix. p. 129. 



151. G. c o g n ata, Anthony. 



Melania coipuUa, Anthony, Proc. Acad. Nat. Sci., p. CO, Feb., 1860. Binney, 

 Check List, No. 59.' Brot, List, p. 39. Reeve, Monog. Melania, sp. 458, 



152. G. Georgian a, Lea. 



Goniobasis Georgiana, Lea, Proc. Acad. Nat. Sci., p. 265, 1862. Jour. Acad. 

 Nat. Sci., V. pt. 3, p. 308, t. 37, f. 149. Obs. ix. p. 130. 



153. G. abrupta, Lea. 



Melania abrupta, Lea, Philos. Proc, iv. p. 165. Philos. Trans., x. p. 59, t. 9, 

 f. 32. Obs. iv. p. 59, t. 9, f. 32. Binney, Check List, No. 2. Brot, 

 List, p. 37. Reeve, Monog. Melania, sp. 397. 



154. G. depygis. Say. 



Melania depygis, Say, New Harmony Disseminator, p. 291. Say's Reprint, 

 p. 19. Am. Conchology, Part 1, t. 8, f. 4, 5. Binney's Reprint, p. 145 

 and 157, t. 8. Binney, Check List, No. 87. Lapham, Cat. Moll. Wis- 

 consin. Kirtland, Am. Jour. Sci. Kirtland, Rep. Zool. Ohio, p. 174. 

 Shaflfn-r, Catalogue. Higgins, Catalogue. Anthony, List, 1st and 2d 

 Edit. Sager, Rept. Michigan Moll., p. 15. Wheatley, Cat. Shells U. S. 

 p. 25. DeKay, Moll. N. Y., p. 89, t. 7, f. 135. Stimpson, Shells of New- 

 England, p. 32. Jay, Cat. Shells, 4th Edit., p. 273. Adams, Am. Jour. 

 Sci., xl. p. 366. Adams, Thompson's Hist. Vermont, p. 152. Catlow, 

 Conch. Nomenc, p. 186. Brot, List, p. 37. Deshayes, Lamark, Anim. 

 sans. Vert., viii. p. 441. Reeve, Monog. Melania, sp. 373. 



Melania occulta, Anthony, Proc. Acad. Nat. Sci., p. 5, Feb., 1860. Binney, 

 Check List, No. 185. Brot, List, p. 38. Reeve, Monog. Melania, 

 sp. 254. 



155. G. 11 V e s c en s, Menke. 



Melania livescens, Menke, Syn. Meth., p. 135, 1830. Binney, Check List, No. 



163. Gould, Lake Superior, p. 245. Jay, Cat., 4th Edit., p. 274. 



Reeve, Monog. Melania, sp. 229. Brot, List, p. 38. Currier, Shells of 



Grand River Valley, Mich., 1859. 

 Melania Niagarensis* Lea, Philos. Proc, ii. p. 12, Feb., 1841. Philos. Trans., 



viii. p. 173, t. 5, f. 21. Obs. iii. p. 11. DeKay, Moll. N. Y., p. 90. 



Wheatley, Cat. Shells U. S., p. 26. Binney, Check List, No. 175. 



Catlow, Conch. Nomenc, p. 187. Brot, List, p. 38. Currier, Shells of 



Grand River Valley, Mich. Bell, Canad. Naturalist, iv. pt. 3, p. 213, 



June, 1859. 

 Melania napdla, Anthony, Best. Proc, iii. p. 362, Dec, 1850. Binney, 



Check List, No. 170. Brot, List, p. 59. 

 Melania cuspidata, Anthony, Bost. Proc, iii. p. 362, Dec, 1850. Binney, 



Check List, No. 83. Reeve, Monog. Melania, sp. 283. 

 Melania cor recta, Brot, List, p. 39. 



156. G. Milesii, Leaf 



Goniobasis Milesii, Lea, Proc. Acad. Nat. Sci., p. 154, May, 1863. 



157. G. simplex, Say. 



Melania simplex. Say, Jour. Acad. Nat. Sci., v. p. 126, Sept., 1825. Binney's 

 Edition, p. 115. Binney, Check List, No. 244. Dekay, Moll. N. Y., p. 



*In considerinp; this ppeeios to be the same as livescens, I am sustained by the opiuion of almost 

 every Amtrican Cum hologiBt. 

 t Larger, more convex, and of thinner texture than livescens. 



