ITKKOSTIGIIUS. Od 



l)iOiuler than long, posterior angles obtuse, Init pointed, 

 basal depressions punctured, with two distinct striae ; 

 elytra with strong, smooth striae, interstices tolerably con- 

 vex, the third with two impressions, short scutellary stria 

 stands next the suture. Thorax and elytra somewliat vari- 

 able inform. L. 6h — 7h 1. F. vulgaris, Lin. 



H 1, Insect winged. 



(( 1. Apex of elytra with a little 

 tooth at the suture. 



Black. Thorax somewhat contracted behind, posterior 

 angles right angles, l)asal depressions punctured, the inner 

 stria toleral)ly distinct ; interstices of elytra flat. In the 

 male the last ventral segment of the abdomen has a large 

 impression in the middle. L. 4| — 5| 1. Eather common. 



P. anthraciniis, 111. 



b 1. Apex of elytra not toothed. 



Deep-black, shining. Thorax contracted behind, pos- 

 terior angles obtuse, basal depressions closely punctured in 

 wrinkles, the inner stria indistinct ; elytra with tolerably 

 ilat interstices. In the male the last ventral segment of 

 the abdomen has a little prominence in the middle. 

 L. 4-2" — 5 1. Common. P. nig r it a, Fab. 



ft b. Legs pitchy ; length 4 lines ; last ventral 

 segment of the abdomen flat in both sexes. 



Shining-black, antennae pitchy. Thorax almost as long 

 as broad, a little contracted behind, posterior angles right 

 angles, l)asal depressions not very deep, both striae dis- 

 tinct ; under-side of thorax more finely punctured than the 

 rest of breast. Eather common. P. (jracilis, Dej. 



c c. Legs reddish-pitch-v ; length 3 lines ; last 

 ventral segment of the abdomen with a fine 

 longitudinal ridge in male. 



Pitch-black, antennae reddish-pitchy. Thorax not much 

 broader than long, contracted Ijehind, posterior angles right 

 angles, basal depressions feeble, the two striae sharp ; 

 under-side of thorax as closely punctured as sides of breast. 

 Common. P. minor, Gyll. 



2, Apical joint of palpi oblong oval, not very 

 truncate at apex. 



Thorax with a strong longitudinal impression on each 



