678 Proceedings of the Royal Irish Academy. 



Arpedium brachypterum, Grav. 



TJlsiee. Co jf naught. 



Donegal (Eathmullan, Wr.). — Down (Slieve Donard, '55 H. 1 ; 

 Ch.) — Mayo (AcHU, summit of Slievemore, '98 Ht. 2). 



Occurs on mountain summits. The record, Carlingford ('88 J. 2), 

 is to be deleted. Distribution — northern Eui-ope, Switzerland, Siberia, 

 and j^orth America ; it is a common species in Scotland, but rare in the 

 north of England, and Wales. 



Micralymma brevipeime, Gyll. 

 Ulster. Leinstee. Mitnster. 



Down (Strangford Lough, '55 H. 1 ; Holywood, H. coll.). — Meath 

 (mouth of the Boyne, '94 Ht. 2). — Wicklow (rock pools near Grey- 

 stones, '00 Ht. 3, coll. Cr.).— Waterford (Tramore, Ht.).— Cork (banks 

 of the Owenbeg Eiver, Cork Harbour, '55 H. 1). — Kerry (Dingle, '94 

 Ht. 2). 



Locally common on the coast, often between tide-marks. Occurs 

 on the coasts of western Eui'ope from France to Scandinavia. 



PMlorMnum sordidum, Steph. 



ITlstee. Connaught. Leinstek. Mijnstek. 



Donegal, Derry, Down, Armagh, Galway, Dublin, Wexford, 

 Waterford, Cork, Kerry. 

 Common on gorse. 



Coryphium angusticolle, Steph, 



ITlstee. 



Derry (Culmore, one specimen by sweeping grass, '00 B.). — Down 

 (sea coast at Holywood, '41 H. 1 ; '55 H. 1 ; in a rotten stump H. MS.). 

 Distribution — northern and central Europe. The species is rare in 

 Great Britain, but ranges fi'om Hastings to the Clyde district. 



Omalium rivulare, Payk. 



Ulstee. Conjj-atjght. Leinster. Mtjnsier. 



Common in Ulster, Mayo (Achill), Louth, Dublin, Cork, Kerry 

 (Valentia, etc.). 



