British Species of t/ie Genus Stenus. 1 37 



of all the British species which have come under our observation, 

 with a notice of the localities in which they were found, the species 

 being determined from Erichson's descriptions. The second por- 

 tion of the paper consists of observations upon the Kirbyan and 

 Stephensian species. 



Sp. 1. Stenus h'lgullatus, Linn. 



Whittlesea Mere ; Shenton, Leicestershire ; Tintern, Mon- 

 mouthshire ; Northampton ; Wales ; and Lincoln — T. V. W.* 

 Higligate — G. R. W.f Finchley, Middlesex, beneath dead leaves 

 in the dry bed of a rivulet, end of August — E. W. J.+ 



Sp. 2. Stenus bipunctatus, Erichs. 



Whittlesea Mere ; Shenton ; Knaith, and Scawby, Lincolnshire ; 

 Cransley, Northamptonshire ; Wales, and South Ferriby on the 

 Banks of the H umber — T. V. W. Highgate Ponds and Wands- 

 worth Common — G. R. W. Croydon Canal ; May-water Mea- 

 dows; Wilton and Nayes Park; BlackgangChine — J. C.§ Borders 

 of the Brent, near Kingsbury, Middlesex, August ; Wanstead, 

 Essex, August; Chalk-pit, Charlton, Kent, May — E. W. J. 



Sp. 3. Stenus guttula, Miiller. 



Luccomb Chine, Isle of Wight, and Highgate — G. R. W. Banks 

 of the Lea, Tottenham, March — E. W. J. 



Sp. 4. Stenus bimaculatus, Gyll. 



In moss, in the month of March ; and under bundles of reeds, 

 in the month of May ; marshes, Suffolk — J. C. Cransley ; on 

 the banks of the Ouse, Bedfordsliire j Ambion Wood, Leicester- 

 shire ; Cainby and Spridlington, Lincolnshire; and Rosnalee, 

 county of Cork — T. V. W. Berwickshire, (Mr. J. Hardy) ; 

 Finchley, July — E. W. J. 



Sp. 5. Stenus Juno, Fab. 



Shenton and Boston, Lincolnshire ; Cransley ; Slapton Ley, 

 Devonshire; Whittesea Mere ; Box-hill, Dorking ; Norwich and 

 Lowestoft — T. V. W. Neighbourhood of London, common — 



* Mr. T. Vernon Wollaston. t Mr. G. R. Waterhouse. 



X Mr. E. W. Janson. f Mr. John Curtis. 



