MODERN SYSTEM. 
m 
Genus 83. OPILUS. Latr., Leach. Eupoctts. Illiger. 
Palpi securiform : antenna: with the ninth and tenth joints obconic, the 
last oval, obliquely truncate : eyes not notched : thorax conic-cyliU" 
dric, narrower behind. 
Sp. 1. Op. mollis. Fuscous, villous : base and apex of the elytra and 
a middle transverse band with the under parts of the thighs yellow- 
ish gray. Abdomen red. (PL 12. Jig. 1.) 
Notoxus mollis. Fabr. Clems mollis. Oliv., Marsh. Attelabus mollis- 
Linn. Opilus mollis. Latr. 
Inhabits Europe, under the bark of trees and in the wood of decayed 
willows, eating the larvae of other insects. 
Genus 84. NECROBIA. Lair., Oliv., Leach. Dermestes. Linn- 
Cleuus. Geoff., De Geer, Marsh. Corynetes. Puykull, Fo.hr. 
Palpi terminated by an obconic joint: antenna with the three last 
joints forming an oblong triangulate mass, obtuse both externally 
and internally. 
Sp. 1. Nec. rujkollis. Blue-black: thorax and base of the elytra red. 
Dermestes ruficollis. Linn. Corynetes rufieollis. Fabr. 
Inhabits Europe, feeding on decayed animal substances. 
Earn. X. Siu'hiad.*. Leach's Sool. Misc. vol. iii. 
Antenna gradually thickening towards their extremities, or terminated 
by a solid or perfoliate club: elytra covering the greater portion of 
the abdomen : body oval or parallelepiped. 
Stirps 1 . — Palpi very distinct: mandibles with their apex entire. 
Genus 85. NECROP1IAGUS. Fabr., Oliv., Lam., Leach. Sit- 
ph a. Linn., De Geer, Marsh. Dermestes. Geoff. 
Antenna not much longer than the head, terminated abruptly in a pet' 
foliated knob: elytra truncated in a straight, line, the external mar- 
gin not channelled or keeled : body long quadrate. 
Sp. 1. JUccr. spinipcs. Black: antenna: ferruginous at their points: ely- 
tra with their external margin and a double transverse undulated 
band of orange: trochanters of hinder thighs produced into a spin®’ 
Sp. 2. Necr. I espillo. (PI. 2. fig. 6. a. antenna magnfied.J 
Inhabits putrid fitmgi and dead animals. 
Genus 86. NF, ERODES. Wilkins's MSS. Leach. 
Body elongate oval : thorax orbicular : apex of the elytra obliquely trun- 
cate: hinder thighs of the male thicker than the rest. 
Sp. 1. Necr. littoralis. Black: antenna: with the three last joints ferru- 
ginous: elytra with three elevated lines, the two external ones con- 
nected by a tubercle: hinder tibia of the male arcuate; the thighs 
toothed. 
