(Page 305) 

 The four-five next-last antennal joints longer than broad. 



The middle-patch on sixth free dorsal joint of abdomen of 

 _g with a short, set off, obtuse tip, which often is two- 

 toothed. (Fig, 104). L. 7-8 mm 3. T. humeral is Jravh. 



8. The next-last antennal joint noticeably longer than broad. 



L. . 5-7 mm 4. T. marglnatus CJyllh. 



The next-last antennal joints not longer than broad. L. 5-6 

 - mm 5 . T. pallipes Jravh . 



9. The middle-patch on sixth free dorsal joint of abdomen of O 



undivided, and set off broad-tipped. Pronotum as a rule 



entirely black. L. 5-7 mm 7. T. rufipes Be Jreer. 



The middle-patch on sixth free dorsal joint of abdomen of Q 

 deeply divided into two tips. Sides of pronotum narrow or 

 broader, obliterated, translucent brownish-red 10. 



10. Elytra 1^ times as long as pronotum, pitch-black with a red- 



dish spot on humeri. L. 5-6 mm 6. T. bipustulatus F. 



Elytra twice as long as pronotum, with a large, reddish-yellow 



longitudinal spot from humerus downward. L. 5^6 mm 



8. T. subterraneus Linn. 



11. Head and pronotum with extremely fine and very scattered punct- 



ation. Pronotum black; elytra lively brownish-red. L. 7 



mm 9. T. rufipennis iyllh. 



Heaa and pronotum with distinct and dense punctation 12. 



12. Pronotum reddish-brown or yellov.ish-red , with very distinct 



punctation. L. 3-4 mm 13. T. collaris Jtravh. 



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