106 Proceedings of the Royal Irish Academy. 



Distribution. — Great Britain (Devonshire to the south of Scotland). 

 (Generally distributed over Europe. 



Ijrpe fragilis (Piet.). 



CONNAUGHT. LeEsSTKR. 

 C. — Galway (Lough Corrib near Galway). Eoseommon (Yew Point and 

 Sumnierhill). L. — Westmeath (Coosan Point ; Shannon side; Hare Islandj. 



All of the available records of this species are from central Ireland. 



Distribution. — Up to the present time Lype fragilis has not been observed 

 in any part of Great Britain. It is apparently a local species on the Conti- 

 nent. McLachlau mentions the following localities: — Switzerland (Geneva, 

 Eaton ; Zurich, common on walls, Brcmi) ; south France (Hyeres, Hagen). 

 Xaviis has recently recorded it from Albarracin in north-eastern Spain. 



Psychomyia pusilla (Fab.). 

 MUNSTEB. CJOXNAUGHT. LkINSTKR. UlSTEE. 



M. — Keriy (Flesk and Deenagh Rivers ; Tore Cascade ; Gap of Dunloe). 

 Waterford (Lismore and Cappoquin). C. — Eoseommon (Summerhill). 

 L. — Wexford (Edenvale). Wicklow (Enniskerry). Dublin (Lucan). West- 

 meath (Wineport; Coosan; Ballykeeran). IF. — Monaghan (Glaslough and 

 Emyvale). Donegal (Kilmacrenuau district ; Leunan Bridge ; Cottian ; Sue). 

 Armagh (Coney Island in Lough Neagh). 



Disiribntion. — Great Britain (Devonshire to Inverness). Common in 

 Europe, ranging from Spain northwards to Finland. 



EHYACOPHILIDAE. 

 Rhyacophila dorsalis ,Curt.). 

 MUXSTKB. COKU AUGHT. LkTSSTEK. ULSTER. 



M. — Kerry (Flesk and Deenagh Rivers ; Tore Cascade ; Cloghereen ; 

 Horse's Glen). Cork (Blarney). Waterford (Glenshelane). C. — Galway 

 (Maam Eiver; Lough Corrib near Galway). ilayo (Canowbeg River). L. — 

 Wexford (Edenvale). Wicklow^ Enniskerry). Dublin (Lucau demesne). 

 Westmeath (Ballykeeran). Louth (Omeath). U. — Tyrone (Altadiawan). 

 Donegal (Ardara ; Loughs Eeelan and Keel ; Glenbeagh ; Clonkillybeg ; 

 Leonan Bridge ; &c.). Antrim (Colin Glen], 



Distribution. — Great Britain (Cornwall to North Shetlands) ; Isle of Man. 

 Widespread in western Europe. Faroes ; Germany ; Switzerland ; Holland ; 

 Belgium ; France ; Spain. 



