4oS CLAVIGORNIA — NITIDULIDAE. 



CI a. Antennae entirely red. 



Oblong, somewhat ovate, flattish. Black, legs red ; pu- 

 bescence short, gray-brown. Forehead even. L. 1 1. 

 Eare. M. fulvipcs, Bris. 



h h. Antennae with first two joints red-brown 

 or red, the rest brown or black. 



A a. Body black, with very slight greenish 

 reflection. 



Oblong oval. Anterior legs reddish, liinder pairs dark- 

 Ijrown ; pubescence brownish-gray. Punctuation very 

 close and fine. Forehead with a very shallow impression 

 on each side in front ; elytra twice as long as thorax. 

 L. 1 1. Eare. M. coracinus, Sturm. 



B b. Body greenish or greenish-blue, with 

 metallic lustre. 



A 1, Legs blackish. 



Oblong-ovate. Pubescence gray. Punctuation fine, in- 

 tervals twice as large as punctures. Elytra rather more 

 than twice as long as thorax. L. 1 — \\ 1. Common. 



M. ae7ieus, Fab. 

 Ji 1. Legs red. 



Very similar to M. aeneus, but more greenish-blue, more 

 shiny, with elytra rather longer; first two joints of antennae 

 red, tlie following ones brown, the club black; pubescence 

 very short, black. L. 1| 1. Common. M. viridescens, Fab. 



Ji J5. Anterior tibiae tolerably regularly armed 

 with strong sharp teeth. 



Broad oval, convex. Black, with bluish reflection ; an- 

 tennae brown, first two joints red ; legs brown red, anterior 

 [)air lighter. L. 1 1. Ptare. M. sym'phijti, Heer. 



'i. Interstices of punctures either smooth or with 

 interrupted, transverse scratches. 



A A, Anterior tibiae feebly toothed, gradually 

 rather more distinctly toward apex. 



a a. Elytra not transversely wrinkled. 



Ovate, convex. lUack, shiny ; antennae and legs black; 

 ]jubescence very short and dark. Posterior angles of 

 thorax obtuse. L. 1| 1. Not uncommon. M. corviniis, Er. 



