CENSUS. 103 



Wales 41 43 45 47 5 2 - En g- N. 54 67 69 71. 

 Scot. 73 75 77 79 83 85 8890 98 100 105 107109. 

 Irel. 113-114 i3 2 J 39 J 44 148. 

 Achatina acicula Mull. Eighteen counties. 



Eng. S. 6 8io 14-15 17 19 23 32 34 36. Eng. N. 

 56-57 62 64 67. No records for Wales, Scotland, 01 

 Ireland. 

 Carychium minimum Mull. Fifty counties. 



Eng. S. 6 ii 1317 1923 25 27-28 3234 36 

 39. Wales 41 4852. Eng. N. 54 5659 61 67 69. 

 Scot. 73 76 89 91 98 101 107. Irel. 113 144 148. 

 Cyclostoma elegans Mull. Twenty-five counties. 



Eng. S. 3-4 6 9 ii 17 20 22-23 29-30 33 35-36. 

 Wales 41 45 50. Eng. N. 62 64 69. No records for 

 Scotland or Ireland. 

 Acme lineata Drap. Eleven counties. 



Eng. S. 6 15 23. Eng. N. 57 60 6264 66. Scot. 

 76. Irel. 148. 

 Sphaerium corneum L. Sixty counties. 



Eng. S. 6-7 9 1125 2730 3234 3740. Wales 

 41-42 45 47 52. Eng. N. 5367 69. Scot. 73 76 81 

 83 88 90 112. Irel. 115 144. 

 S. rivicola Leach. Nineteen counties. 



Eng. S. 6 17 21 23 3234 37 39. Eng. N. 53 

 56 59 62 64 67. No records for Wales, Scotland, or 

 Ireland. 

 S. ovale Fer. Seven counties. 



Eng. S. 17 21 38. Eng. N. 59 62 64. No records 

 for Wales, Scotland, or Ireland. 

 S. lacustre Mull. Thirty-three counties. 



Eng. S. 3 6-7 n 13 1517 19 21 2728 32 34 

 3740. Wales 41 44 49-5- Eng. N. 5557 59 6164 

 66-67. No records for Scotland or Ireland. 

 Pisidium amnicum Mull. Twenty-nine counties. 



Eng. S. 6 ii 13 1724 27 29 38-39. Wales. 42. 

 Eng. N. 53 55 65 67. No records for Scotland or 

 Ireland. 



