72 Proceedings of the Royal Irish Academy. 



OSMYIIDAE. 

 •Osmylus clirysops L.', {^0. macvIatus'Fa.h.). 



MCXSTEB. CO^'^■AUGHT. Letsstek. 



M.— Kerry (Ardtnlly near Kenmare! July, 1893, Xane ; Killamey, 

 Haliday Ms) Cork (banks of the Shoumagh Kiver, Haliday MS). C. — 

 Galway (Leenane, Haliday MS.). I. — Wexford (Edenvale, King). Kilkenny 

 (Inistioge, Haliday MS.). Dublin (Lucan, Freeman). 



Apparently this beautifxil insect is to be found, locally, on river-banks in 

 the soathem half of Ireland. The records noted in Mr. Haliday 's MS. 

 catalogue have not been pre\iously published. 



Distribution. — In Great Britain it is recorded as not uncommon about 

 streams {MrLaehlan) ranging from Devonshire to Yorkshire at least. It has 

 not been observed in Scotland. 



Widely spread in Europe, extending from southern Sweden to Spain and 

 the Caucasus. 



HEMEEOBnDAE. 

 Sisyra foscata (Fab.). 



MUNSTKR. COXSACGHT. LkIXSTKH, ULSTER. 



M. — Keny (Ross Castle; Gap of Dunloe). C. — Mayo (Carrowbeg 

 River; Prospect Lough; Kip Lough). L — Wexford (Killurin). Dublin 

 (Lucan). U. — Monaghan (Glaslough and Emyvale). Donegal (Keel and 

 Sproule's Lough ; Clonkillybeg ; Glenbeagh}. Armagh (Loughgall). 

 " Ireland " {Haliday MS.). 



Probably common. Haliday was of opinion that the curious larva 

 described by Westwood under the name of Branchiotoma spongillae, found 

 li\-ing in fresh-water sponges, is in reality the larva of Sisyra fuscata (Trans. 

 Entom. Soc London, v., pp. 31, 32, 1847). The larvae of Sisyra are now known 

 to live in fresh-water sponges, and they may be found in the canal system of 

 species of EuspongUla and Ephydatia, 



Distrihuiion. — Great Britain (common, ranging into Inverness}. Northern 

 and central Europe. 



Sisyra Dalii McLach. 



MorsTER. Lkisstkb. 



M.— Kerry (Ross Castle; Dinish). L— Wexford (Edenvale). Dublin 

 (Tolka at Glasne\'in). 



DistrHnUion. — Great Britain (local, has been found in Yorkshire, at 

 Ambleside, in North Wales, Surrey, Dorset, and the Scilly Isles). The 

 continental range has not been ascertained ; but it is known to occur in 

 Germany (Westphalia and Saxony) ; Denmark ir!..rnholm); and Portugal 



