Holiday — Notes on Irish Coleoptera. 



215 



DYTICID2E,.— Continued. 





N.B. 



E.I. 



. . erytbrocepbalus 







* 





. . triguttatus 







* 





. . planus 







* 





. . nigrita 



i 





* 





. . melanocephalus 



. 





* 





. . geminus 







* 





. . rufifrons 







* 





. . fluviatilis 







* 





Haliplous f errugineus 







* 





. . impressus 







* 





. . runcollis 







* 





. . affinis 



. 





* 





PAENID^. 







Parnns sericeus 



* 





. . auriculatus 



* 





HELOPHOEID^. 







Octhebius hibernicus 1 







* 





. . impressus 







* 





. . maritimus 







* 





Helopborus aquaticus 







* 





. . granulans 







* 





. . griseus 







* 





. . nubilus 











. . dorsalis 



• 





* 





HYDEOPHILID^. 







Limnebius mollis 







. . truncatellus 







* 





. . ater 



. 





* 





. . picinus 



. 





* 





Hydrobius fuscipes 







* 





. . orbicularis 











. . ocbropterus 







* 





. . melanocepbalus 







* 





. . lividus 2 







* 





. . bipustulatus 











. . minutus 







* 





. . globulus 











. . picipes 







* 





i The specimen figured for this species in Curt. Brit. Ent. was taken by Mr. Haliday on 

 rushes on the shore of Belfast Bay. 

 2 H. griseus Herb. ?, Marsh?, Oliv., Curt. Brit. Ent. 



