CtYmnusides. 227 



7?. Anterior tarsi with four joints, hinder pairs with five. 



Ligula entire, short ; labial palpi with two joints. 



Myllaena, Er. 

 C. All tarsi with five joints. 



Ligula split ; mandibles two-toothed ; labial palpi with 

 throe joints. Gymnitsa, Karst. 



7>. All tarsi with three joints. 



Ligula split; mandibles, three-toothed; labial palpi with 

 three joints. Dcinopsis, Mattli. 



Dif/lossa. 



Dull black, slightly pul )escent ; legs and palpi dusky 

 red ; antennae brown ; punctuation very fine. L. 1 1. Not 

 uncommon. B. mersa, Hal. 



Ifi/Uaena, 



A. Thorax and elytra black. 



a. Posterior angles of thorax strongly prominent. 



Broad. Black, dull ; margins of abdominal segments, 

 base of antennae and the legs red-brown, femora generally 

 darker. All joints of antennae more than double as long- 

 as broad ; abdomen short, much narrowed behind. L. 1^ 1. 

 Common. 3f. duhia, Gr. 



b. Posterior angles of thorax not prominent. 

 I. Length ^ — | line. 



1, Penultimate joints of antennae twice as long as 

 broad. 



A A. Posterior angles of thorax almost right 

 angles ; length f line. 



Broad. Black, dull ; margin of abdominal segments, 

 base of antennae and the legs red-brown, femora generally 

 darker. Thorax rather narrower than in M. duhia, base 

 only slightly bisinuate ; abdomen short, much narrowed 

 behind. Common, M. intermedia, Er. 



J5 2?. Posterior angles of thorax obtuse ; length 

 \ line. 



Similar to M. intermedia, but a little narrower in front, 



Q 2 



