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 Antennae or their base only, also le^s reddish-yellow 17. 



15. The head's large, posterior ^forehead-puncture set right in middle 



between the eye and constriction-groove of the neck. 

 Elytra red. Posterior femora on ventral side finely spini- 



ferous. L. 9-11 mm 10. ^. Previcor ais Thorns. 



The head's large, hindmost forehead -puncture set closer to the 

 eye than the constriction-groove of the neck. Elytra black 

 or brownish-black jg^ 



16. Elytra rather densely punctate. L. 9-11 mm.. 11. ^. mesomelinus Marsh. 

 Elytra with rather scattered punctation. The species smaller. 



^' '^-- "^ 12. Q. maurus Sahib. 



17. Elytra pitch-black or pitch-brownish. Antennae pitch-brown 



with reddish-yellow base, L. 7-9 mm 13. Q. xanthopus Er. 



Elytra reddish-brown, oftenest with darker outer posterior 

 corners. Antennae reddish-yell cw. L. 6-3 mm 



15. _j, scitus (Jravh. 



18. Elytra black or pitch-black. Abdomen readish-brown. L. 8-10 mm, 



£. Q. ventral is Arag . 



Elytra brownish-yellow, at middle pitch-brown. Abdomen pitch- 

 black with margins of the Joints lighter. L. £ ram 



16, Q, infuscatus Er. 



19. Elytra distinctly punctate, also with three rows of rather 



large punctures, L, 7-9 mm 17. ^. cinctus Payk. 



Elytra without ground punctation, with only two feeble . 



punctate rows, each with few punctures. L. 7-8 mm 



18. Q. laevigatus Jy 1 1 h . 



•)hindmost. 



