496 Proceedings of the Eoyal Physical Society. 



Linlithgow. — Linlithgow Loch ; var, 'pallcscens, Canal at Linlithgow (W. 

 Evans). 



Fife and Kinross. — St Andrews ; Raith Lake ; Burntisland, var. pallida ; 

 Otterston Loch (AV. Evans). Kirkcaldy ; Kilconquhar Loch near Elie (T. 

 Scott). 



Stirling.— Loch Coulter (T. Scott). 



Perth N. — Butterston Loch near Dunkeld (W. Evans). 



Forfar. — Montrose ; mill pond at Nether Dysart (W. Duncan). 



Aberdeen S. — Braemar (W. Evans). 



Elgin. — Near Elgin (G. Gordon). 



Cantire. — Loch na Kenna near Tarbert (T. Scott). 



Ross E. — Loch Achnacloich near Invergordon (T. Scott). 



Sutherland W.— East of Kyle of Tongue (W. Baillie). 



Caithness. — Loch Hempriggs near Wick (T. Scott). 



Pisidium pulchellum Jenyns. 



This form — not mentioned by Dr White — has been authen- 

 ticated for seven counties. 



Kirkcudbright — Maxwelltown (W. Evans). 



Wigtown. — Ardwell (W. Evans). 



Peebles. — Pond on Lyne Farm (W. Evans). 



Haddington. — Luffness Links ; Gosford Ponds (AV. Evans). 



Fife and Kinross. — Raith Lake (W. Evans). Loch Leven (T. Scott). 



Perth S. with Clackmannan. — Airthrey, Bridge of Allan (Janet Carphin). 



Forfar. — Dun's Ditch near Montrose (AV. Duncan). 



Pisidium cinereum Aid. 

 This form has been submitted from two counties. 



Renfrew. — Glasgow and Paisley Canal (T. Scott). 

 Fife and Kinross. — Raith Lake (AV. Evans). 



Pisidium pusillum (Gmel), 



This is probably the commonest species of the genus, and 

 ranges throughout Scotland. It should be looked for with 

 prospect of success in nearly every comital area. 



Kirkcudbright. — Black Stockton mill-dam ; Argrennan mill-dam (F. R. 

 Coles). Castle Douglas ; Maxwelltown (A\^. Evans). 



Peebles. — Banks of a hill stream near Peebles (A. Somerville). Ditch on 

 the Meldons near Peebles (AV^. Evans). 



Berwick. — Fans near Earlston (R. Ronton). Coldingham Loch ; Cock- 

 buruspath (AV. Evans). 



