250 BKACIIELYTKA — STAPllYLINIDAfi. 



h, Labrum bilobed. 



X. Length 4 lines. 



Black ; elytra, antennae, and legs red-brown. Head with 

 one impression near inner margin of eacli eye and two 

 impressions behind it ; antennae slender, penultimate joints 

 as long as broad ; elytra closely and rather strongly jninc- 

 tured ; abdomen closely and finely punctured. Common. 



Q. picipes, Mann. 



II. Length 2— 3| lines. 



1, Penultimate joints of antennae distinctly longer 

 than broad. 



Head with one impression near inner margin of each eye 

 and two impressions behind it. 



A A, Thorax red-yellow, with disc sometimes 

 brownish. 



Head pitch-black ; elytra, antennae and legs red-yellow ; 

 abdomen blackish, iridescent. Elytra and abdomen closely 

 and finely punctured. L. 3| 1. Eatlier common. 



Q. nigriceps, Kr. 



B B, Thorax pitch-black. 



Pitch-black ; elytra and femora blackish-brown ; an- 

 tennae, tibiae and tarsi dark red-brown. Punctuation of 

 elytra moderately close and fine, of abdomen diffuse and 

 ratlier strong. Thorax rather broader than long. L. 3| 1. 

 Common. Q. peltatus, Er. 



2» Penultimate joints of antennae as long or nearly 

 as long as broad. 



A A, Third joint of antennae considerably longer 

 than second. 



Head with one impression near inner margin of each eye 

 and two impressions behind it. 



a a. Elytra and abdomen diffusely and ratlier 

 strongly punctured. 



Pitch-black ; elytra dark pitch-brown, with apical margin 

 red-brown ; antennae and legs red-brown, second and tliird 

 joints of former usually blackish-brown in middle. L. 3 1. 

 Common. Q. wmhrinus, Er. 



b b. Elytra and abdomen moderately closely 

 and finely punctured. 



