COLON. 401 



II, Thorax nearly twice as broad as long ; length 1^ 

 lines. 



Short ovate. Blachish-brown, }inbescenee golden-yellow ; 

 antennae and legs yellow-red. Posterior angles of thorax 

 right angles ; elytra extremely closely and finely pnnctiired 

 in transverse wrinkles ; anterior tibiae strongly eniarginate 

 at l)nsc, dilated toward apex, notched on onter margin ; an- 

 terior tarsi much dilated ; posterior legs simple. Rare. 



C. latum, Kr. 



Choleva, 



A, Mesostei^num simple, without ridge. 



a. Body oblong. 



Antennae long and thin, scarcely thickened at apex, 

 eighth joint rather shorter than seventh and ninth ; taisi 

 slender, anterior pair dilated in male, intermediate pair 

 simple in both sexes ; posterior coxae of male dilated. 



I, Thorax broadest in or before middle. 



1, Punctuation of thorax rather fine or fine. 



A A, Abdomen with segments three to five 

 deeply impressed. 



Elongate. Pitch-black ; thorax with extreme side margin 

 and posterior angles red-brown ; elytra rust-brown, some- 

 times rather darker at apex of suture ; legs and antennae 

 rust-red, latter longer than half the body. Thorax not 

 much broader than long, sides gently rounded, broadest 

 before middle, gradually narrowed behind, rather diffusely, 

 moderately finely punctured, posterior angles slightly 

 obtuse; elytra slightly convex, finely and closely punc- 

 tured, with feeble striae, sides very slightly dilated in 

 middle. Posterior coxae of male short, pointed, with inner 

 margin produced ; elytra of female terminated with a short 

 spine. L. 2| 1. Eather common. C. angnstata, Fab. 



J5 J5. Abdomen with feeble impressions. 



tt a. Posterior coxae of male long, gouge- 

 shaped. 



Brown ; sides of thorax reddish-brown ; antennae and 

 legs lighter. Thorax broadest before middle, gradually nar- 

 rowed behind ; moderately finely and closely punctured, 

 posterior angles slightly obtuse ; elytra dilated in middle, 



D D 



