MELANIAD^E. 



PLATE IV. 



28. Melania punctata, var. of Lamarck (Anim. s. Vert.). 



29. Melanopsis lineolata, var. of Gray (Ind. Test. Suppl.). 



30. Melanopsis cariosa of Linnaeus (Syst. Nat.). 



31. Melania pyramidalis of Morelet (Test. Novis. i.), from type. 



32. Melania nmbriata of Thorp MS. 



33. Melania aculeus of Lea (Trans. Amer. Phil.). 



34. Paludomus conicus of Gray (Cuvier, ed. Griffith). 



35. Melania graphium of Morelet (Test. Novis. i.), from type. 



36. Melania erosa of Lesson, teste Philippi (in Abbild. Conch.). 



PLATE V. 



37. Anculosa rubiginosa of Lea (Trans. Amer. Phil, ix.), teste Phillips and Eedfield. The 



shell is described as smooth ! but the characters were taken from a single imperfect 

 specimen. Alabama. 



38. Anculosa dilatata of Conrad, teste Phillips. Virginia. 



39. Anculosa picta of Conrad (Silliman Journ. vol. xxv.) ; aged, without markings. 



40. Melania aculeus ! ! var. of Lea (Zool. Proc. 1850), from type in Cuming's collection. 



41. Anculosa geniculata of Haldeman (Suppl. to Monog. Limniades). 



42. Paludomus bicinctus of Keeve (Conch. Icon.). 



43. Melania Hugelii, var. of Philippi (Abbild. Conch.); from the Khasya hills. 



44. 45. Schizostoma incisa of Lea (Trans. Amer. Phil.). 

 46. Melania Petiti? of Philippi (Zeitschr. Mai. 1848). 



