Coleopterological Notices. 331 



Section I. 



EUEYMETOPON Esch. 



Metasternum between coxa and groove longer than the post-coxal portion of 

 the first ventral segment ; wings well developed. 

 Metasternum very much longer than the first segment. 



Elytra not more than three times as long as the prothorax. 



Form elongate ; sides of the prothorax feebly arcuate ; elytra fully two- 

 thirds longer than wide ruflpes 



Form broad and oblong ; prothorax more transverse, the sides strongly 

 arcuate ; elytra not more than one-half longer than wide. 



congener 

 Elytra nearly four times as long as the prothorax ; form slender and 



elongate duMuni 



Metasternum but slightly longer than the first segment, especially in the 



male. 



Pronotum extremely coarsely, deeply perforate toward the sides, the 



punctures moderately coalescent ; form very strongly convex. 



Larger species ; sides of the prothorax feebly arcuate. ..perforatum 



Smaller, more slender and cylindrical ; sides of the prothorax strongly 



arcuate emarginatum 



Pronotum more finely punctate and more distinctly rugulose laterally ; 

 form more depressed, the pronotum more explanate laterally ; size 



small , fusculuni 



Metasternum generally just visibly shorter than, sometimes subequal to, the 

 first ventral segment ; form very convex, 'generally more oval ; wings 

 more or less rudimentary. 



Bicolored, ferruginous, the elytra black ; lustre rather dull Ilicolor 



Unicolorous ; lustre generally much more shining. 



Pronotum densely punctate, the punctures but slightly finer and sparser 



in the middle COnvexicolle 



Pronotum finely, very sparsely punctate in the middle, very coarsely and 

 more densely so laterally. 

 Elytra at base equal in width to the base of the prothorax. 



cylindricum 



Elytra at base distinctly wider than the base of the prothorax, the 



humeri exposed polituni 



Section II. 

 Telabis n. subgen. 



Metasternum nearly twice as long as the first segment ; elytra five times as 

 long as the prothorax longipenne 



Metasternum about one-half longer than the first segment. 



Pronotum very densely punctate throughout the disk ; male with the fourth 

 ventral segment lobed in the middle punctulatum 



