156 LIST OF THE PULMONIFEROITS MOLLUSCA 



31. Helix pulchella. Langton Woods. Apparently rare in Ber- 

 wickshire, where we have seen only the smooth variety. 



32. Helix tura, Alder. On the sea banks between St Abb's Head 



and Fast-Castle. Rare. — The Helix ericetorum occurs abundantly 

 on a bank at the roadside between Spindlestono and Gloweroer- 

 him, and H. virgata on the links at Bamborough Castle ; but 

 these localities are without the limits to which this catalogue is 

 confined. 



33. BuLiMTJS OBSCURUs. Eare. Dunglass dean, in the dean at Twizel 

 Bridge, and at Twizcll House. 



34. BuLiMus LUBRious. Frequent. 



35. Balea eragilis. Frequent, though rarely abundant in any one 

 place. On Smailholm Tower, plentiful. 



36. Clatjsilia RUGOSA. Common. 



37. Pupa umbilicata. Common. 



38. Pupa marginata. Holy Island, plentiful ; Spittal Links ; on the 

 shore at the mouth of the Pease-Burn. 



39. Pupa anglica. Dunglass dean, Mr Alder ; under stones at the 

 mouth of the Pease-Burn ; sea banks between Boss and Lamberton 

 Shields. 



40. Vertigo palustris, Turt. 



41. Vertigo substriata, Jeffreys. 



42. Vertigo pygm^a, Brap. These three species were found together 

 in a piece of boggy ground, on the banks between Pedheugh and 

 Fast-Castle. Mr Alder and G. J. 



Family III.— AIJEICULIDiE. 



43. Carychium minimum. Under decaying leaves in woods, and in 

 moist places, not uncommon. 



Family IV.— LYMNEID^. 



44. Plai^orbis vortex. Not uncommon. 



45. Planorbis contortus. Not uncommon, 



46. Planorbis albus. Common. 



47. Planorbis l;evis, Alder. Holy Island Lough. 



48. Planorbis nitidus. Eare. Coldingham Lough. 



49. Planorbis imbricatus. Eare. Near the mouth of the Whiteadder. 



50. LiMN^A sTAGNALis. In a small pond on Halydown Hill, and in a 

 pond at the base of the hiU near the field grieve's house. 



51. LiMN^A PEREGRA. Very common. 



52. LiMN^A PALUSTRIS. Not uncommou. 



53. LiMN^A FossARiA. Frequent. 



54. Physa fontinalis. Common. 



55. Physa hypnorum. Eare. In a ditch below Jourdan Field, near 

 Dunse, Mr W. Dunlop. 



56. Ancylus fluviatilis. Frequent. 



57. Ancylus lacustris. Eare. In small ponds near the mouth of 

 the Whiteadder. Coldingham Lough, Mr Alder. 



