170 MILNE: ON IRISH MOLLUSCA. 



Z. glaber. — ■Smithborough,Monaghan (250 ft. alt., carboniferous 

 limestone), a few in a cutting of the Ulster Canal. 



Z. nitidulus. — Carson's Bridge, Monaghan (230 ft. alt., 

 carboniferous limestone), one or two by Ulster Canal. I)ro- 

 mod, Leitrim (150 ft. alt., carboniferous limestone with 

 peat), one in a ditch. 



Z. nitidulus van nitens. — Newtonbutler, Fermanagh (200 ft. 

 alt., carboniferous limestone), a few in nettle bed, Drumcru 

 Bridge. 



Z. nitidus. — Rossharbour, Fermanagh (170 ft. alt., carboniferous 

 limestone), scarce, under stones by a stream. 



Z. radiatulus. — Waterfoot, Donegal (200 ft. alt., carboniferous 

 limestone with peat), a few on turf walls. 



Z. radiatulus var. viridescenti-alba. — Crom Castle, Fer- 

 managh (180 ft. alt., carboniferous limestone), one in a hedge 

 bottom. Milltown, Fermanagh (250 ft. alt., carboniferous 

 limestone), two in cutting by roadside. 



Z. crystal linus. — Newtownbutler, Fermanagh (200 ft. alt., 

 carboniferous limestone), two at Drumcru Bridge. Mill- 

 town, Fermanagh (250 ft. alt, carboniferous limestone), one 

 in a ditch. 



Z. fulvus. — -Rossclare Bay, Fermanagh (150 ft. alt., old red 

 sandstone), plentiful under stones by Lough Erne. 



Helix aspersa. — Armagh, Armagh {200 ft. alt, carboniferous 

 limestone), several in quarry and on trees. Ballyshannon, 

 Donegal (sea-level, carboniferous limestone), on sea wall, 

 numerous. Belturbet, Cavan (200 ft. alt., carboniferous 

 limestone), one on a wall. 



H. aspersa var. flammea. — Ballyshannon, Donegal (sea-level, 

 carboniferous limestone), one with type. 



H. aspersa var. undulata. — Roosky, Leitrim (130 ft. alt., 

 carboniferous limestone), a few on banks of R. Shannon. 



H. nemoralis var. libellula. — Armagh, Armagh (200 ft alt, 

 carboniferous limestone), plentiful in quarry ; several 

 climbing wild rose bushes : formula 12345. Ballynahone, 



J.C. vi., Jan., iSqo- 



