94 BEETLES. 



Genus Tharops, Laporte. 

 Legs rounded and slender. The first joint of the antennce 

 is lono;, the second small, the third more than twice as lone?, 

 and the fourth to the eleventh provided with long, slender, 

 uniform branches in the males, pectinated in the females. The 

 pronotum is cylindrical, and without grooves for the antennse 

 beneath. Elytra long and cylindrical. 



T. melasoides, Laporte (Plate X., Fig. 13). Pitchy-black, 

 with yellowish-grey pubescence. Tarsi reddish-ochreous. Legs 

 brown. Elytra very finely striated, closely and finely punctured. 

 It is found on bushes in June during the noonday heat. The 

 larva lives in beech-trees and in old stored wood. It is common 

 in France and Germany. 



Genus Trixagus, Kugelann. 



Body elongated oval. Antennae with a large three-jointed 

 club. The head is vertical, and the mouth is covered by the 

 front margin of the prosternum. The pronotum is broader 

 than long, narrowed in front, convex on both sides at the base, 

 with the hinder angles covering the shoulders. They frequent 

 damp meadows, and their larvae live in old oaks. 



* T. dermestoides, Linn. (Plate X., Fig. 14). Brown or 

 reddish -brown, closely punctured, and rather thickly clothed 

 with a fine brownish-grey pubescence. The elytra are striated, 

 with the interspaces very finely rugose. Length, 2-3 mm. It 

 is local, but generally distributed and common in the London 

 district. 



Family XXVI. ELATERIDiE (Click Beetles). 

 Body rather long, generally narrowed behind. Antennae 

 with eleven joints, dentated, pectinated, or filiform. The 

 posterior angles of the pronotum are more or less prolonged 



