STENOLOPIIUS. 7o 



b» Leiigtli not exceeding 2 lines. 



Head Mack; first two joints of antennae red, the rest 

 brown-black; palpi yellow, last joint l)Vown-bkick, with 

 lighter apex ; thorax red, scarcely narrower behind than in 

 front, sides gently rounded ; elytra yellow-red, with a Luge, 

 nearly circular bluish-black spot, divided by the suture, 

 rarely reaching the side-margin or apex ; under-side (except 

 thorax) black; legs red-yellow. L. 1^—2 1. Not connnon. 



;S'. elcgans, l)ej. 



B, Fourth joint of male anterior tarsi moderately eniargi- 

 nate, heart-shaped. [Acupcdpus, Latr.] 



a. Posterior angles of thorax obtuse or rounded. 



I. Thorax entirely yellow ; head black. 

 Mandibles reddish, apex darker; palpi yellow, base of 



last joint blackish ; first two joints of antennae yellow, the 

 rest brown-black ; elytra brownish, darker toward the 

 apex, lighter at the margin and suture ; episterna of pro- 

 thorax "yellowish-red, rest of under-side black ; legs red- 

 yellow. "^ Thorax scarcely narroAved l)ehind. L. 1| 1. Not 

 common. 'S'. flavicoll i s, Sturm. 



II. Thorax yellow, wdth a l)rown-black s})ot (more 

 or less extensive) in middle ; head black. 



Mandibles, palpi, and antennae coloured as in >S^. Jlavi- 

 collis ; elytra brownish-yellow, with a more or less exten- 

 sive black spot behind, which always leaves the suture and 

 outer margin free, and usually also the base and apex ; 

 under-side black ; legs yellow. Thorax a little narrowed 

 behind, rather shorter than in S. JiadcolUs, the posterior 

 anoies more rounded. L. 1^ — If 1. Not unconnnon. 



S. Cryllcnhali, Th. 



III. Thorax entirely black or brown, at most the 

 extreme margins paler. 



1. Elytra unicolorous. 



A A. Thorax nnich In'oader than long, only a 

 little narrowed behind, posterior angles com- 

 pletely rounded. 



(I (I. First joint of antennae, and the legs 

 brownish-yellow. 

 Similar to S. Gi/llenhali, but entirely brown-black, except 

 the antennae and lego as above ; usually also the retlexed 



