176 RHYNCHOPHORA — CURCULIONIDAE. 



I, Reflexed margin of elytra not sinuate behind pos- 

 terior coxae ; second interstice recurved hooklike at 

 apex. 



1» At least anterior femora red or red-yellow. 

 A A. Elytra pubescent. 



Black ; antennae yellow, club black in female ; femora 

 and tibiae yellow, tarsi black ; upper-side with scanty, 

 under-side with closer grayish-white pubescence. Rostrum 

 as long as thorax, latter as long as broad, narrowed in front, 

 strongly punctured, with a short central furrow behind ; 

 elytra oval, with punctured furrows, interstices flat. L. 11. 

 Common. A. viciae, Payk. 



S JB, Elytra not pubescent. 



a (I, Hinder pairs of tibiae partly or wholly 

 black. 



A a. Third and fourth joints of antennae 

 of male very broad. 



Black, shiny, bare ; male with antennae yellowish-brown, 

 black toward apex, first joint clublike, second small, third 

 and fourth very broad, next four small, femora and a ring 

 on tibiae yellowish-red ; female with antennae simple, 

 black, femora yellowish-red, trochanters and tibiae black. 

 Thorax conical, closely and moderately strongly punctured, 

 with an indistinct central furrow behind ; elytra oval, with 

 punctured furrows. L. 1 1. Moderately common. 



A. difforme, Ahr. 



_B h. Third and fourth joints of antennae 

 of male not broad. 



A 1* Sides of thorax distinctly rounded. 



Black, shiny, almost bare ; femora and base of tibiae 

 red ; first joint of antennae yellow in male. First joint of 

 antennae elongate (more so in female than in male), 

 thickened clublike at apex ; rostrum curved, shorter and 

 thicker in male than in female ; thorax narrow, closely 

 punctured, rounded at sides ; elytra oval, with fine punc- 

 tured striae, interstices flat, impunctate. L. 1^ 1. Not 

 uncommon. A. dissimile, Germ. 



JB 1. Thorax cylindrical. 



a 1, Third joint of antennae elongate 

 conical. 



