(Page 548) 



In the ^the posterior margin of the seventh ventral abdominal joint 

 it each side very feebly euarginate. 



distributed in Kiddle and North Europe. In Denmark rare and local; 



m Bandy river and lake brinks, sometimes numerous (N. Vosborg, at Karup 



>rook and Hald lake, Silkeborg Langse, Jrejsdalen; Odense; lellinge brook 



it Ke^e, vicinity of Copenhagen). 



20. EI. rastellus Schie. 



(Schiedte N T at. Tidsskr. III. F. 4. B. 1666, 149 ( Bargus ). - ? rastellus 

 [horns. Skand. Col. IX, 291. - fuscipes Rye. Eat. Koathl. Mag. 1365, 154). 



la appearance rather like subterraaeus Er. and often, however erro- 

 leously, treated as syoonymous with this (Catal. Col. Eur. Ed. Ill, Janglb. 

 [af. 1». II, 624 and other places). It is separated mainly in that: labrum 

 Is not bilobed, mandibles less prominent, pronotum proportionately broad- 

 >r, its hind corners obtvise angular, elytra shorter and together with pro- 

 lotus more robustly punctated. It is closely allied to the species palli- 

 >es and terebrans , but rastellus is more robust, with broader pronotum 

 ind most often darker antennae and legs. 



Black, finely haired, glistening, with rather dull head and pronotum; 

 nter.r.al basal joint most often reddish-yellow; mouth and legs are brown- 

 i, often however darker, sometimes blackish-brown. 

 . head is narrower than pronotum, the surface of both densely sha- 

 -i, and with a small punctiformis fovea at middle of vertex, fore- 

 of labrum at middle feebly incurvrd, antennae rather short and ro- 

 ust; pronotum almost as broad as elytra, l£ times as broad as long, with 



-. - 



