240 COLEOPTERA OF THE SOLWAY DiSTRICt. 



Colymbetes fuscus, L. not uncommon, Gore Moss, Maxwell- 

 town Loch, Cullochcin Loch, New Barean Loch, Preston 

 Merse, RockcHffe, etc. D. K. W. 



Dyiiscus piinciulatus, F. not uncommon in lochs and ponds. 



D. K. W. 



D. margiiialis, L. also not uncommon. D. K. W. 



Acilius sidcaiiis, L. in large deep peat holes where there is 

 no weed, also in large deep quarry holes, not uncommon. 



D. K. W. 



A. fasciaius, De G. Racks Moss and Lochar Moss at Bank- 

 end, in large deep peat holes in company with sulcatus, 

 common where it occurs but decidedly local ; Lochrutton 

 single specimens only by Balfour Browne and myself. 



D. K. 



The next family are the Gyrinidse, or Whirligig Beetles,, 

 which are commonly seen spinning in circles on the surface 

 of the water of our lochs and pohds. Our species of 

 Orectochilus comes out at night and conceals itself during the 

 day time under stones on the banks of rivers, etc. 



Family Gyrinid./E. 



Gyrinus minutus, F. Lochrutton, Lochaber, Loch Chesney. 



K. W. 



G. elongatus, Aub. Maxwelltown Loch (Lennon), Cullochan 

 Loch. K. 



G. naiator, Scop, common and general. D. K. W. 



G. stiff riani, Scrib. taken by Lennon in Maxwelltown Loch. 



K. 



G. opacus, Sahl. Clonyard Loch, River Cree. K. W. 



Orectochilus villosus, Mull. Lochar, Nith, Cluden, Kirk- 

 gunzeon Burn, Loch Ken, Corsemalzie. D. K. W. 



We now come to the Philhydrida before referred to. 

 They are sometimes called Palpicornia from the great deve- 

 lopment of the maxillary palpi, which are often much longer 



