236 REPORT OF THE 



23. Helix minuscula, Binney. 



24. " monodon, Rack. 



20. " multiliueata, Say. 

 26. " palliata, Say. 



21. " perspectiva, Say. 

 28. " profunda, Say. 



*29. " pulchella. Mdler. 



30. " Sayii, Binney. 



31. " solitaria, Say. 



32. " striatella, Anth. 



33. " thyroides, Say. 



34. " tridentata, Say. 



35. Buliinus marginatus, Say. 



36. Achatina lubrica, J/w/Z. 



37. Succiuea campestris, Say. 

 3S. " avara, Say. 



39. " oval is, Say. 



40. " veimetus, Say. 



41. " obliqua, #ay. 



42. Pupa pentodoi), Say. 



43. " armifera, Say. 



44. M coutracia, Say. 



45. Vertigo Gouldii, Binn. 



46. " ovata, £ai/. 



47. " simplex, Gld. 



FAMILY AURICULIDAE. 



48. Carychium exiguum, Say. 



FAMILY LIMNEIDAE. 



49. Planorbis armifera, Say. 

 bicarinatus, Say. 

 campanula! us, Say. 

 deflecius, Say.' 

 exa cuius, Say. 

 lentus, Say. 

 parvus, Say. 



60. 

 51. 



*52. 

 53. 

 54. 

 -55. 



