ModerK system. 
lS2 
Genus 129. ATTAGENUS. Lair., Leach. Megatoma. Hcrbst- 
Dermestes. Fair., Linn., Latr., Marsh. 
Antenna with an elongate-ovate club, the last joint longer than t 
preceding (especially in the male), triangular or conic: body broad- 
oval : thorax with the posterior margin narrowly and acutely lobed: 
maxillary palpi exserted, longer than the maxilla:; the last joint 
elongate-cylindric, very long in some. 
Sp. 1. Aft. Pellio. Black; middle of the antenna and of the tarsi on- 
scure red : hinder margin of the thorax with three spots, and t ie 
elytra with a spot on each side of the suture villose-white: antenn® 
of the male with the last joint ensiiorm, very long. 
Dermestes Pellio. Linn., Fubr., Marsh., Latr. Megatoma nigra- 
Hcrbst. (variety of the male.) 
Inhabits skins in houses, old wood, and paper. 
SxiRrs 2. — Sternum produced over the mouth like a neckcloth : tibia 
not or but slightly spined. 
Genus 130. MEGATOMA, Hcrbst., Latr., Leach. Dermestes. 
Linn., De Geer, Fabr. 
Body narrow-oval : antenna with an oval or oblong club with the inter- 
nal edge simple. . 
Sp. 1. Meg. undalwn. Black; sides of (he thorax and two undulated 
bands on the elytra white villose: tarsi obscure red. 
Megatoma undulata. Hcrbst. Megatoma undatum. Latr. Dermestes 
undatus. Linn., Fabr., Olfa., Panz. , 
Inhabits birch trees (beneath the hark) in the months of March an 
April : the larva spins a silken web in which it changes to a pupa, 
Fam. XVI. Bvrrhid.-e. Leach. 
Byerht. LatreiUe. 
Body ovoid: feet entirely or semicon tractile: sternum anteriorly pro- 
duced to a mouth in the form of a neckcloth : antenna thicker to- 
wards their extremities : tarsi 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. Byrriius. Linn., Marsh. Dermestes. Be Geer. 
Antenna shorter than the thorax with the club solid: palpi filiform* 
short: body orbiculatc-ovafe : sculdhwivery minute. 
Sp. 1. Anth. Scrophuluria. Black: sides of the thorax and three tram' 
verse bands on the elytra gray : suture and external margin of the 
elytra and hinder margin of the thorax red lutescent. 
Anthrenus Scrophulari®. Fabr., Latr., Leach, Byrrhus Scrophulari®- 
Linn., Marsh. 
inhabits the blossoms of various plants. 
