iS2 Modern system; 



Genus 129. ATTAGENUS. Latr., Leach. Megatoma. Herbst' 

 Dermestes. Fabr., Linn., I^air., Marsh. 



Antenna with an elongate-ovate club, the last joint longer than the 

 preceding (especially in the male), triangular or conic : body broad- 

 oval : thorax with the posterior margin narrowly and acutely lobed: 

 tnaxif/ari/ puljii exserted, longer than the maxilla; the last joint 

 elongate-cylindric, very long in some. 



Sp. 1. Att. Fellio. Black; middle of the antenna; and of the tarsi ob- 

 scure red : hinder margin of the thorax with three spots, and the 

 elytra with a spot on each side of the suture villose-white: antennee 

 of the male with the last joint ensiform, very long. 



iDermestcs Pellio. Linn., Fabr., Marsh., Latr. Megatoma nigra. 

 Herbst. (variety of the male.) 



Inhabits skins in liouses, old wood, and paper. 



Stirps 2. — Sternum Tproduced over the mouth like a neckcloth: tibia 

 not or but slightly spined. 



Genus 1.30. MEGATOMA. Herb.tt., Latr., Leach. Dermestes. 

 Linn., De Geer, Fabr. 



Bodi/ narrow-oval : antenna: Avith an oval or oblong club with the inter- 

 nal edge simple. 



Sp. 1. Meg. undatum. Black; sides of the thorax and two undulated 

 bands on the elytra white villose: to'sj obscure red. 



Megatoma undulata. Herbst. Megatoma imdatum. Latr. Dermestes 

 undatus. Linn., Fabr., Oliv., Fan.:. 



Inhabits birch trees (beneath the bark) in the months of March and 

 April : the larva spins a silken web in which it changes to a pupa. 



Eam. XVI. Byrrhid/T. T.each. 



Byerhi. L^atreiile. 



Bodj/ ovoid : feet entirely or semicon tractile: sterniuu anteriorly pro- 

 duced to a mouth in the form of a neckcloth : antcnmv thicker to- 

 wards their extremities : tarai with five very distinct articulations : 

 antenna straight, not inserted in the cavity of the eyes : feet perfectly 

 contractile : mandibles but little or not at all prominent. 



Genus 131. ANTHRENUS. Geoff., Fabr., Oliv., Lam., Latr., 

 Leach. Byrrhus. Linn., Ma/sh. Dermestes. De Geer. 



^n^eww^E shorter than the thorax witli the club solid: j3«/p/ filiform^ 

 short: 6o((*/ orbiculate-ovate : 5c;/ie//2/?« very minute. 



Sp. 1. Anth. Scrophularite. Black: sides of the thorax and three trans- 

 verse bands on the elytra gray : suture and external margin of the 

 elytra and hinder margin of the thorax red lutescent. 



Anthrenus Scrophularia?. Fabr., Latr., Leach. Byrrhus Scrophularias, 

 Linn., Marsh. 



Inhabits the blossoms of various plants. 



