(Pajje 37) 

 protruding eyes and short, very robust antennae, of which the third joint 

 is a little shorter than the second; the fourth strongly transverse, twice 

 as broad as long, the following outer joint still broader. Pronotam is 

 a little narrower than elytra, feebly narrowing anteriorly, flatly convex, 

 finely and densely punctated, feebly glistening or dull, most often with 

 a large puncture on each side of middle. Elytra a little longer than pro- 

 notum, hardly denser, but more robustly punctated than this, their suture 

 on each side finely margined; abdomen almost of equal breadth, densely 

 and rather finely punctated, the hindmost joints ho»»ever less densely 

 than the foremost ones. L, 3-3.5 ram. 



In the O^ The fifth and sixth free dorsal joints of abdomen rather strong- 

 ly granulated punctated. (Kraatz, Janglb. and Bernh.). 



Is said to occur in Bird's- nests and in company with ants, particu- 

 larly Lasius brunneus , is very rare in Sweden, Finland, and most of the 

 regions of Germany; heretofore not found in this country. 



3. M. marginal is Jravh. 



(aravh. Mon. 161; Thorns. Skend. Col. II, 282; Janglb. Kaf. U. II, 54.- 

 rufipennis Kraatz Ins. D. II, 81; Uuls et Key Brevip. 1874, 207). 



Together with the feeble gloss and fine punctation of the forebody, 

 especially identifiable by the color of pronotum. 



Black, v/ith modified or dull gloss, finely haired;pronotal hind cor- 

 ners more or less broadly, its sides narrowly red; Elytia red darkly shad- 

 ed around scutellum and on the outer hind corners; tip of abdoiren end pos- 

 terior margins of its joints reddish; antennae brownish, their first three 

 joints and the distal joint, also' the legs yellowish-red. 



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