MAIN ARGYLL AND ITS INLAND MOLLUSCAN FAUNA 235 



Hygj-omia hispida. 



Isle of Lismore, 14th December 1886 (J. E. Somerville) ; 

 Ardenadam, Hunter's Quay, Dunoon, var. hispidosa, common, 

 associated in the last place with numerous var. concinna and 

 one var. albida, all 25th August 1886 (W. D. R.); var. subrufa, 

 near Glen Morag, one, 25th August 1886 (id.). 



This marks the northern limit of the species on the western 

 side of Scotland. It is found also in the adjoining vice- 

 counties, Dumbarton, Clyde Isles, Cantire, and Ebudes South. 



Hygromia grafiulata. 



Kilchurn Castle, Loch Awe, two (Alex. Somerville, January 

 1886). 



This marks the northern limit so far as yet known on the 

 western side of the Scottish mainland, but it has also been 

 verified for Ebudes South, Ebudes Mid, Ebudes North, as 

 well as Cantire and the Clyde Isles. 



Pupa cylindracea. 



Oban, a few (Alex. Somerville, January 1886); Innishail 

 Island, Loch Awe, plentiful {id.) ; at foot of old red sandstone 

 conglomerate rocks, in wood chiefly oak, larch, and spruce, 

 along Kerrera Sound, Oban, adult and juvenile, 14th December 

 1886 (J. E. Somerville); Dunoon, a few, 25th August 1886 (W. D. 

 R.) ; Dunoon, several, 1886, Alex. Shaw (in coll. R. Standen). 



Pupa muscorum. 



Isle Lismore, several, August 1893 (R. Standen and J. Ray 

 Hardy). 



Vertigo antivertigo. 



Bog near Pulpit Rock and Loch Oich, 1900 (W. H. Heathcote). 



Vertigo substriata. 



Dunollie, Oban, a few (R. Standen, 1912). 



Vertigo pygnuea. 



Dunollie, Oban, several (Robert Standen, September 1912). 



Sphyradium edentulum. 



At foot of old red sandstone conglomerate rocks, in wood 

 chiefly oak, larch, and spruce, along Kerrera Sound, Oban, 

 14th December 1886 (J. E. Somerville) ; Ardbairn Crags, Oban, 

 with var. columella (W. H. Heathcote, 1901). 



B aha perversa. 



Kilmun, quite common in crevices on maple trunks, but nowhere 

 else, 1 2th June 1886 (Andrew Scott); Inveraray (F. G. Binnie, 

 before 1890). 



Clausilia bidentata. 



Oban (in coll. R. D. Darbishire, September 1885); Dun- 

 57 2C 



