(Page 593) 

 and more robust than the middle ones. Pronotum (Fig. 177) nearly as 

 broad as elytra, twice as broad as long, with rounded, slightly impres- 

 sed set off, finely margined 6ides and entirely rounded off hind :orners, 

 convex, with coarse and rather dense, at middle somewhat finer puncta- 

 tion, most often with a small, smooth spot posteriorly in middle-line; 

 elytra twice as long as pronotum and like this coarsely and rather den- 

 sely punctated, convex, somewhat broadened posteriorly; abdomen smooth. 

 L. 4.5-5.5 ma. 



Distributed in Middle and North Europe; in this country rather com- 

 mon on moist marsh or woodland ground under the plant cover. 

 Fig. 177. Olophrum piceum Gyllh. 



2. 0. fuscum Gravh. 



(Gravh. Mon. 211; Erichs. Kaf. Mk. Br. I, 623; Gen. Spec. Staph. 865; 

 Kraatz Ins. D. II, 940; Thorns. Opus X, 1033; Rey BreVip. 1880, 138; Janglb, 

 Kaf. M. II, 720). 



From piceum , to which it is closely allied, it is separated mainly 

 by the following details: 



The body is less convex, and especially in the o more elongate, the 

 color most often darker, pitch-black or pitch-brown, pronotal sides, an- 

 tennal base, mouth-parts and legs brownish red; pronotum hardly twice as 

 broad as long, finely and densely punctated, denser and much finer than 

 elytra, which are coarsely, here and there rowed punctated, most often 

 as long as in piceum , but in a smaller, narrower form of C shorter, hard- 

 ly twice as long as pronotum. L. 4-4.5 mm. 



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