KIRKCUDBRIGHT AND ITS INLAND MOLLUSCAN FAUNA 31 



Planorbis umbilicatus. 



Maxwelltown, abundant, 13th September 1890 (Wm. Evans); 

 Babington's Loch, June 1890, many, collected by R. Service 

 {id.). ' 



Planorbis spirorbis. 



St Mary's Isle, under water, 15th March 1884 (Fred. R. Coles); 

 The Isle, 15th November 1884 {id.); Carlingwark Loch, 

 several, 18S0 (R. Rimmer; Roy. Scot. Mus., Edinburgh). 



Planorbis contortus. 



Loch Finn, 26th April 1884 (Fred. R. Coles); Tarff, Tongland, 

 8th August 1884 (id.) ; Black Stockton, 22nd August 1884 {id.) ; 

 Tarff, Free Kirk Reach, 27th August 1884 (id.); Argrennan 

 mill-dam, 3rd September 1884 (id.); Maxwelltown, 13th 

 September 1890, several (Wm. Evans); Castle Douglas, 13th 

 September 1890, several (id.); Castle Douglas Loch, October 

 1890, two (R. Rimmer; Roy. Scot. Mus., Edinburgh, May 

 1913); Loch End, near to Douglas Hall, August 1880, one (id.). 



A n cy lus flu via tilis . 



Tongland, dam, 10th April 1884 (Fred. R. Coles); Tarff, 

 Ringford, 14th June 1884 (id.); Culdoch Burn, June 1884 

 (id.); Tarff, 5th August 1884, var. albida (id.); Castle 

 Douglas, September 1890 (Wm. Evans); Castle Douglas Loch, 

 October 1890, one (R. Rimmer; Roy. Scot. Mus., Edinburgh, 

 May 1913); Loch Kinder, one (id.). 



Acroloxus lacustris. 



Tarff, Ringford, 14th June 1884 (Fred. R. Coles); Castle 

 Douglas Loch, October 1890, one, var. compressa (R. Rimmer; 

 Roy. Scot. Mus., Edinburgh, May 1913). 



Bythinia tentaculata. 



Carlingwark Loch, 1880, several (R. Rimmer; Roy. Scot. Mus., 

 Edinburgh) ; Castle Douglas Loch, October 1890, several (id.); 

 Carlingwark Loch, Castle Douglas, September 1890 (Wm. 

 Evans); Dalbeattie Burn, a few, monst. decollation, August 

 1903 (Miss M. V. Lebour). 



Valvata piscinalis. 



Tarff, Tongland, 5th and 8th August 1884 (Fred. R. Coles); 

 Tarff, Free Kirk Reach, 27th August 1884 (id.); Castle 

 Douglas, September 1890 (Wm. Evans); Maxwelltown, same 

 date (id.). 



Valvata cristata. 



Dee, 19th August 1884 (Fred. R. Coles); Black Stockton, 22nd 

 August 1884 (id.). 



