Coleopterological Notices, VI. 689 



Head ami pronotuni pubescent as visual. 



Prothorax constricted at the sides at some distance before the base 14 



Prothorax oblique and straight at the sides from apical third or fourth to 



the basal mar.iiin 17 



14 — Body black throughout 15 



Body piceous or paler 16 



15 — Head strongly and closely punctate. 



Elytra shorter, never more tlian three-fourths longer than wide, with the 

 pubescence longer and conspicuous. 

 Heatl slightly wider than the prothorax; larger convex species. 



30. inonticola 

 Head very much wider tlian the prothorax ; elytra flatter. 



31. ceplialotes 

 Elytra longer, nearly twice as long as wide; elytral pubescence very short. 



33. piinctulatiis 



Head finely and sparsely punctate 33. ilecrepitus 



16 — Antenuic longer, fully as long as the head and prothorax. 

 Elytral punctures very dense and not coarse. 



Eyes small; head moderately convex, strongly impressed at base. 



34. iiiercurialis 

 Eyes rather large; head strongly convex, not or obsoletely impressed at 

 base. 



Antenna* slender, feebly incrassate 35. cerviiillS 



Antenna* stouter and rather strongly incras.sate 36. gilen!<iis 



Elytral punctures coarse and sparse 37. praeceps 



Antennse short and slender, one-half longer than the head. 



38. seminotatus 



17 — Prothorax rounded at the sides anteriorly. 



Antennae longer, very slender but distinctly enlarged near the apex. 



39. parallelus 

 Antenme shorter and stouter, less incrassate; much smaller species 



30. aucilla 

 Prothorax obtusely prominent at the sides anteriorly; elytra large, flat; body 



black 31. sodalis 



IS — Elytral punctures rather coarse and less dense, the surface shining. 



Larger species, the elytral pubescence long and distinct 33. lieroicitS 



Smaller, the pubescence very short 33. Iialdeiiiani 



Elytral punctures finer, generally very dense, with the surface dull; pubes- 

 cence short throughout. 

 Basal spots rounded and smaller; lustre less dull. 



Basal spots entending to the basiil margin; form stout 34. stellatllS 



Basil spots small and at some distance behind the basal margin. 



35. aiiriger 



Basal spots longitudinally elongate. 



Tliese spots isolated, never confluent. 



Elytra broader, suboval and convex 36. ^aucius 



Elytra flatter and more parallel ;!7. YUliieratus 



