Milne: on Irish mollusca. 173 



H. rupestris. — Rockville, Donegal (50 ft. alt., carboniferous 

 limestone), swarming on walls by road. Edmondstown, 

 Mayo East (200 ft. alt., carboniferous limestone), plentiful 

 on walls of demesne. Rathkeery, Rosscommon (250 ft. 

 alt., carboniferous limestone), numerous on walls. 



H. pulchella.— Dromod, Leitrim (150 ft. alt., carboniferous 

 limestone with peat), one in hayfield. 



Pupa umbilicata. — Rossmore Castle, Monaghan (300 ft. alt., 

 carboniferous limestone), plentiful on walls in the demesne. 

 Smithborough, Monaghan (250 ft. alt., carboniferous 

 limestone), several in cutting on the canal. Crom Castle, 

 Fermanagh (180 ft. alt., carboniferous Umestone with 

 alluvium), plentiful in ivy on walls by Upper Lough Erne, 

 Bannagh Bridge, Fermanagh (220 ft. alt., carboniferous 

 limestone), a few on walls. Rossharbour, Fermanagh (170 

 ft. alt., carboniferous limestone), numerous on stones. 

 Waterfoot, Donegal (200 ft. alt, carboniferous limestone), 

 scarce on turf-walls. Edmondstown, Mayo East (200 ft. 

 alt., carboniferous limestone), a few in the demesne. 

 Dromod, Leitrim (150 ft. alt., carboniferous limestone), 

 plentiful in ivy on bridge. Roosky, Leitrim (130 ft. alt., 

 carboniferous limestone), several on walls by R. Shannon. 

 Belturbet, Cavan (200 ft. alt., carboniferous limestone), 

 numerous on walls. 



Vertigo pygmaea. — Armagh, Armagh (200 ft. alt., carbonifer- 

 ous limestone), one in quarry. Rossharbour, Fermanagh 

 (170 ft. alt., carboniferous limestone), several in ruins of 

 cottage. Edmondstown, Mayo East (200 ft. alt., car- 

 boniferous limestone), one in moss on wall. Dromod, 

 Leitrim (150 ft. alt, carboniferous limestone with peat), 

 plentiful on stones in hayfield. Belturbet, Cavan (200 ft. 

 alt, carboniferous limestone), numerous on banks. 



Balea perversa. — Roosky, Leitrim (130 ft. alt., carboniferous 

 limestone), one on wall by R. Shannon. Belturbet, Cavan 

 (200 ft alt, carboniferous limestone), one on mossy wall. 



