(Pag;e 17) 



3. Elytra black, rarer brownish; antennae feebly thickened 4. 



4. Pronotum entirely black, same length as elytra. L. 4-5 mm 



2. A. brevipennis iravh. 



Pronotal sides most often brownish, elytra shorter than pronotum. 

 L. 3-3.5 mm 3. A. fumata Er. 



5. Pronotum uniformly punctated, without punctate rows 6. 



Pronotum along the middle with two separate punctate rows, intervals 



smooth, outside of the rows scattered punctation (subg. Coprochara 

 Muls.) 19. 



6. Abdomen at the foremost three free dorsal joints or entirely to the 



tip with dense or very dense punctation 7. 



Abdomen at the foremost free dorsal joints with scattered, or only 



in the transversal grooves dense punctation IC. 



7. Abdomen rather strongly tapering; pronotum v.ithout side-bristles; -iieso- 



sternal carina sharp (subg, Baryodma s. str. ^'uls.) 8. 



Abdomen rather evenly broad, only tapering at the last joints, its 

 sides otherwise almost parallel (subg. Isochara Bernh.) 9. 



8. Elytra dully black, each with a blood-red spot posteriorly. L, 4-5 mm. 



4. A . birunetata Oil v. 



Elytra entirely black; the species very small. L. 1.5-2.5 mm 



5 . A. morion i ravh . 



S. Abdomen at the hindmost joints with somewhat isolated punctation; 



elytra black, each with a more or lees extensive reddish-yellow 

 spot posteriorly. L. 5.5 mm 6. A. tristis Jravh. 



•10- 



