98 Proceedings of the Royal Irish Academy. 



Distribution. — Great Britain (Surrey to Inverness). Finland to Germany 

 'Schlesien and Saxony) ; France; and Austria. 



Oecetis testacea (Curt.). 



MUNSTER. CONNAUGHT. LeIXSTEK. UlSTEE. 



M. — Kerry (Eoss Castle ; Flesk and Deenagh Eivers ; Muckross ; Dinish ; 

 Tore; Cloghereen). C. — ^layo (Mount Brown Lough). L. — Wexford 

 (Edenvale and Killurin ). Wicklow (Enniskerr)-). Westmeath (Shannon ; 

 Killinure; T\v)' Ijough ; Waterstown). U. — Donegal (Keel, Gorleeu, and 

 Akiboon Loughs; Cottian; Glenbeagh; Clonkillybeg ; Lennan Bridge). 



lyistrihUion. — Great Britain (south of England to Inverness). Finland 

 (rare) ; Sweden ; Holland ; Germany ; Saxony ; Switzerland ; France 

 (Pyrenees); Portugal. 



Setodes argentipanctella McLach. 



MUNSTER. 



M. — Kerry (Muckross Abbey and Koss Castle). 



This local species was captured by the Eev. A. E. Eaton, on the 18th of 

 August, not far from the Abbey at Muckross. He reports it as swarming up 

 in great quantities from the lake {Entom. Monthly Mag., 1877). It also 

 occurs in great profusion at Eoss Castle. 



Di-Urihution. — Great Britain (occurs in the English Lake District and in 

 Wigtownshire). Abroad this local species has recently been found in Belgium ; 

 south-western Germany (Hesse, Ulmcr) ; Switzerland (Ris), and Navas records 

 it from Fuencaliente in soutberu Spain (1908). 



HYDROPSYCHIDAE. 

 Hydropsyche pellucidula (Curt.). 

 MUNSTER. CONNAUGHT. LeIXSTER. ULSTER. 



M. — Kerry ((-'loghereen and Deenagh Eiver). C. — Gal way (Sal thill), 

 L. — Westmeath (Shannon). U. — Donegal (Eeelan, Gorteen, Sproule's, and 

 Ir\ine's Loughs; Lennan and Largy Eivers; Cottian). 



Distribution. — Great Britain (Devonshire to Eannoch at least). Found all 

 over Europe, Lapland to the Meditenanean Islands ; Asia Minor. 



Hydropsyche instabilis (Curt.). 



MUNSTER. CONNAUGHT. LeLSSTKR. ULSTER. 



M. — Kerry (Deenagh Eiver ; Cloghereen ; Tore Cascade ; Horse's Glen ; 

 Gap of Dunloe ; &c.). C. — Galway (Lough Corrib near Galway ; Cong ; Maam 

 Eiver). Mayo (Mount Brown, Croft, Carrowbeg, Brocka, and Cogaula 



