(Pase 36) 



1. Head end pronotum coarsely and densely punctated; third antennal Joint 



distinctly shorter than the second 4. 



2. Pronotum glistening, entirely black; antennae more or less brownish- 



red. L. .'3-4 mm 1. ?/.. .^entll lS Mark. 



Pronotum dull or dully glistening 3, 



3. Pronotum and ejytra entirely black. I. 3-3.5 ram. : 2. M. picipennis iyllh. 

 Pronotal hind corners and sides also elytra red or yellowish-red. 



L. 3-3.5 mm 3. M. marginal is Jravh. 



4. Pronotal punctures separated by intervals as broad as the punctures 



themselves; elytra black or darkly brown. L. 2.5-3,5 mm 



.4. M. pulla jyllh. 



Pronotal punctures very close together, almost without intervals; 



elytra red or brownish-red. L. 8.5-3.5 mm.: 5. M. nidicola Fairm. 



1. U. gentilis Mark. 



(Mark. ierm. Zeitschr. V, 222; Kraatz Ins. Ti. II, 80; f^'uls. et Rey 

 Brevip. 1874, 204; ianglb. Kaf. M. II, 54). 



Larger, broader and more convex, also more glistening, namely prono- 

 tum, than any of the following species, and thereby in connection with 

 the color easily Identified. 



Black, glistening, rather finely and densely haired; elytra brownish- 

 red, at base and along sides dark, sometimes only brownish posteriorly 

 nearest the suture; tip of abdomen and posterior margins of its joints 

 often reddish; antennal base and tip also the legs rust-red. 



Head with rather fine, isolated punctution; antennae rather short, 

 their second and third Joints of equal length, the middle and next-last 



-45- 



