4136 



Insects. 



Tachys immunis, Ste. In river gravel. 



„ obtusus, Dj. Local. 

 Ocys rubens, Ste. Very rare ; North Bull 

 sands and Bray. 

 „ currens, Ste. Dodder banks ; very 

 rare. 

 Notaphus ustulatus, L. Banks of the Lif- 



fey, at Celbridge. 

 Lopha assimilis, Gyl. Local. 

 Peryphus concinnus, Sturm. Mouth of 

 the Dodder. 

 „ saxatilis, Gyl. Dodder banks. 

 „ maritimus, Ste. Killiney, but 



not common. 

 „ Bruxellensis, Wesm. Local. 

 „ littoralis, Pz. Not unfrequent. 

 „ tibialis, Dj. Dodder banks. 

 „ viridi-aeneus, Ste. Plentiful. 

 „ decorus, Dj. Dodder banks. 

 Tachypus celer, L. Everywhere. 



„ bipunctatus, L. Portmarnock. 

 „ pallidipennis, Ste. Baldoyle. 

 „ serosus, Er. Dodder banks and 

 Loughlinstown. 

 Philocthus seneus, Grm. Local. 

 Notiophilus aquaticus, L. Common. 



Hydroporus reticularis, F. Canal, Dublin 



„ rivalis, Gyl. Loughlinstown. 



„ lepidus, 01. Local. 



„ depressus, F. Loughlinstown 



„ erythrocephalus, L Not un- 



common. 



„ nigrita, F. Ditto. 



„ pubescens, Gyl. Ditto. 



Laccophilus minutus, L. Local. 



„ hyalinus, Deg. Generally dis- 



tributed. 

 Colymbetes fuscus, L. Common. 



„ nebulosus, Ste. Dundrum. 



„ bipustulatus, L. Exceedingly 

 abundant. 



„ chalconotus, Kug. Local. 



„ guttiger, Gyl. A single spe- 

 cimen at Kingstown. 



„ angustior, Gyl. Fox-rock &c. 



„ fuliginosus, F. Common. 



„ ater, F. Local. 

 Dytiscus marginalis, L. Not common, 



though generally distributed through 



the county. 

 Acilius sulcatus, L. Howth and Portmar- 

 nock. 



semipunctatus, Sturm. Ditto. Gyrinus natator, L. Everywhere. 



„ palustris, Dft. Ditto. 



Elaphrus riparius, L. Very local. 



Haliplus elevatus, Helw. Canal, Dublin, 

 and Loughlinstown. 



„ fulvus, F. Not uncommon. 



„ ruficollis, Deg. Canal, Dublin. 



„ lineatocollis, Mm. Ditto. 



„ obliquus, F. Ditto, taken by 



Miss M. Ball. 



Noterus semipunctatus, F. Same locality. 



Hyphydrus ovatus, L. Portmarnock, &c. 



Hygrotus inaequalis, F. Not uncommon. 



„ pictus, F. Phoenix Park, Zoo- Laccobius minutus, L 



„ asneus, Ste. Canal, Dublin. 

 Orectochilus villosus, Mir. Loughlinstwn. 

 Heterocerus femoralis, Kies. Baldoyle : 

 the var. called sabulosus (Hal.) also 

 occurs here. 

 Helophorus grandis, III. Local. 



„ aquaticus, L. Not uncomn. 



„ granulans, L. Frequent. 



„ griseus, Hbst. Local : a var. 



with a black head has been taken at 

 Clontarfby Miss M. Ball. 

 Hydrobius fuscipes, L. Tolerably freqnt. 

 „ globulus, Pk. Scarce. 

 Dundrum. 



logical Gardens, but rare. Limnebius mollis, Ste. River Dodder. 



Hydroporus palustris, L. Somewhat local. Ochthebius punctatus, Ste. Portmarnock. 

 „ planus, F. Very abundant. Philhydrus melanocephalus, L. Local. 



(To be continued). 



A. R. Hogan. 

 Charlton, Dundrum, near Dublin, 

 November 3, 1853. 



