592 Proceedings of the Royal Irish Academy. 



Frequent ; an immature example occui'red in the centre of a small 

 branch at Armagh. 



D. quadiimaculatus, L. 

 Ulster. Connatjght. Leinsteb. MtrNSiEU. 

 Donegal, Deny, Antrim, Down, Armagh, Fermanagh, Cavan, 

 Galway, Dublin, Carlow, Kerry. 

 Common under bark. 



D. quadrinotatus, Dej. 



Ulster. Connatjght. Leinster. MuifSTER. 

 Donegal, Derry, Armagh, Eoscommon, Galway, Dublin, Wicklow, 

 Kerry. 



Under bark, also by beating foliage. Varieties occur having the 

 elytral spots united. 



D. melanocephalus, Dej. 

 Ulster. Leinster. Mtjnster. 

 Donegal and Derry (Foyle dist.), Antrim, Down, Armagh, Cavan, 

 Dublin, Kildare, Waterford. 

 Common. 



D. nigriventris, Thoms. 

 Ulster. Leinster. DtTuNSTER. 

 Common. 



Metabletus foveola, Gyll. 



Leinster. Connatjght. Mtjnster, 



Meath (mouth of the Boyne, '94 J. 2, coll. C.).— Dublin (Portmar- 



nock, '53 Hn.). — Wexford (south-east, Ht.). — Clare (Lahinch, coll. 



Gr.).— Kerry (Ballybunion, '98 C. ; Rossbegh, '55 Hn. 2).— Ireland 



('85 H.). 



M. truncatellus, L. 

 Leinster. 

 Dublin (Portmamock, '53 Hn.). 

 Specimens cannot be traced. 



Brachinus crepitans, L. 



Leinster. 



Louth and Wexford ('54 Ds.). 



There are two examples of this species in the Dublin Museum (fi'om 

 the Trinity College collection) marked as having been taken in Ireland. 

 This is a common species throughout the Palaearctic region, but in Great 

 Britain it would seem to be confined to the south of England and Wales. 



