24 CATALOGUE OF 



HYDR^NA Kugelan. 



H. RiPARiA Kug. Stepli. Common, 



minimus Pay/d. {Helopliorus.) 

 longipalpis Marsh. 

 Kugellani Leach. 



H. NiGRiTA {Mull.) Berwickshire. Mr iiardy. 



pusilla Steph. 



LIMNEBIUS Leach, Solier. 



L. TRUNCATELLUS Thunb. Fab. Not scarce. 

 Erich, (not Steph ?) 

 parvulus Herbst. 

 aflSnis Staph. 

 ater Steph. 



L. NiTiDus Marsh. Steph. Not common. Water - of- Leith ; 



truncatelliis Steph. ? Berwickshire. 



L. NiGRiNus Marsh. Steph. Occasional. Near Edinbm'gh ; River 

 nigricans Curt. Annan, near Moffat ; Berwick- 



lutosus Marsh. Steph. shire. 



BEROSUS Leach, Lat. 



B. LURiDus Lin. Fab. Dumfriesshire. Rev. w. Little, 



(not Stepjh.) 

 fuscus De Geer. 

 globosus Curt. Steph. ? 



HYDROBIUS Leach. 



H. FUsciPES IJn. Steph. Common, 



aquations Un. 

 scarabjeoides Fab. 



H. GLOBULUS Prt?//e. {Laccobius) Common. 



Steph. Syn. 

 limbatus Fab. Steph. Man. 

 minutus Oliv. Marsh. Steph. 

 var. bipustulatus Marsh. 



Steph. 

 similis De Castelnau. 



LACCOBIUS Erich. 

 Hydrobius Steph. 



