Melkietiies. 443 



one long prominent tooth near middle and another 

 at apex. 



Oblong-ovate, slightly convex. Black, somewhat leaden, 

 antennae rust-brown ; legs black, anterior tibiae red-brown ; 

 pubescence brownish. L. f 1. Rare. 31. distinctus, Sturm. 



c. Front of forehead emarginate from side to side (with 

 or without a tooth in middle of emargination), anterior 

 angles sharp. 



I. Anterior tibiae regularly toothed (cog-like). 



Oblong oval, slightly convex. Black, somewhat leaden ; 

 antennae and legs red or brown-yellow ; pubescence grayish - 

 white. L. I 1. Rare. M. rotundicollis, Bris. 



II. Anterior tibiae with somewhat irregular comb- 

 like teeth, teeth near base distinct. 



Oblong, rather flat. Leaden-black ; antennae and legs 

 black, former with second or first two joints brown-red, 

 latter with tarsi brown. L. f 1. Rather common. 



M. inurinus, Er. (M. seniculus, Sharp's Cat.) 



III. Teeth on anterior tibiae fine at base and gradu- 

 ally stronger, with two or three long prominent 

 teeth separated by some smaller ones. 



1, Elytra with extremely fine transverse wrinkles. 



Oval, convex. Black ; antennae and legs black, second 

 joint of former and anterior tibiae pitchy ; pubescence 

 blackish. L. f 1. Scarce. M. luguhris, Sturm. 



2, Elytra without transverse wrinkles. 



A A. Anterior tibiae with two more prominent 

 teeth ; emargination of forehead without middle 

 tooth. 



a a. Forehead very finely punctured, slightly 

 emarginate ; male with metasternum rather 

 deeply impressed longitudinally, with a small 

 prominence on each side in middle, its last 

 abdominal segment with a transverse ridge 

 in middle. 



Ovate, convex. Black, slightly leaden ; antennae yellow- 

 red or brown-red ; legs brownish -red ; pubescence grayish. 

 L. f — 1 1. Scarce. M. erythropits, Gyll. 



b b. Forehead deeply and distinctly punctured, 



