B'imhiHui/i.] ADErn.vo.v. 11;") 



are evanescent at sides and apex ; legs entirely pale testaceous. L. 

 5|-7 mm. 



One of the largest and most distinct of our Bembidia. 



Banks of streams and rivers, also damp places near the coast. Swansea ; Norfolk ; 

 Bristol district; banks of Wye near Koss; Whalley, near Blackburn; Preston 

 (Lancashire); Bridlington, Yorkshire (rare); banks of Ribble, Manchester ; abundant 

 uear Liverpool, also on the shores of the Humber, and on the banks of the Irthin;? 

 and other rivers in the north. Scotland rare, Twec-d, Solway, Clyde. Two specimens 

 have been recorded as taken at Shooter's Hill, Greenwich,* but there is no other record 

 from the London district, and none at all from the southern districts of Eujjlanl, 

 where it must, at all events, be very locul, if it occurs at all. 



S. testaceum, Duft. (ohsolttum, Dej.). Head and thorax dark 

 metallic green, shining, elytra orange or reddish testaceous, except the 

 suture and a very indistinct fascia or baud behind middle which are 

 obscure bras.sy green ; the whole surface is often orange testaceous with 

 a few cloudy markings ; thorax subcordiform, rather narrow, almost as 

 long as broad, posterior angles right angles, rather prominent, base more 

 or less punctured between the basal fovese ; elytra rather long, twice as 

 broad at base as base of thorax, with strongly punctured striae evanescent 

 at sides and apex, seventh stria .short and feeble ; legs reddish testaceous. 

 L. 5 mm. 



Rare ; has occurred at Cobham near Horsell, Surrey (Power), and also in Sussex 

 (Horner) : it is however, as a rule, a northern species ; it is found in the Northum- 

 berland district aud elsewhere in the north of England ; in Scotland it is verv local, 

 but is commou in one or two places on the banks of the Nitb in the Solway 

 district. 



B. concinnum, Steph. Distinguished from all the allied species by 

 its enlirt'ly jiale antennae ; broader and more depressed than either of 

 the two following species ; head and thorax greenish brassy ; thorax 

 shorter and wider than in B. femoratinn, posterior angles slightly acute ; 

 elytra somewhat parallel-sided with the orange-testaceous markings well 

 marked and confluent, never divided by a dark band behind middle, disc 

 Avith deep punctured striae evanescent towards sides and apex ; Ics 

 entirely pale testaceous. L. 5 mm. 



Gravelly banks of rivers, kc. ; local, but common where it occuis. Gravesend, 

 Chatham, Barne?, Richmond, Barkin^r, Plumstead ; Swansea; Barmouth; banks of 

 Derwent, Tyne and Tees; Preston, Lancashire; Yorkshire; Northumberland and 

 Durham ; Scotland, local, maritime, Tay, Solway, Clyde, Moray. Ireland, mouth of 

 the Dodder and estuary of the Shannon near Limerick. 



B. femoratum, Sturm. Head and thorax brassy l)lack, hardly ever 

 witli a green tinge ; antennae as a rule willi the first joint and base of 

 the three following ones testaceous, but sometimes the second is entirely 

 light; thorax subcordiform more narrowed behiml than in either the 

 preceding or following species, posterior angles sharp, ]irojecting, disc 

 convex, dorsal fovea slender but distinct, ba.sal foveaj deep, Ita.-^e between 

 foveas slightly rugose or punctate ; elytra with sides only slightly rounded, 



* Since writ inK the above I have found rivis m to bjli.-ve tint tlieiv is \e\-y pro- 

 bably some mistake with regard to this recopi. 



I L' 



