192 MODElfN SYSTEM, 



Genus 167. CETONIA. Fabr., Latr.,OIa>.,L(imarck, Leach. Sca- 

 RAB.T,us. Linn., Geoff., De Gecr, Mcash. 

 Maxilla almost membranaceous, or coriaceous : mentum of a moderate 

 size : thorax triangular, with the anterior point truncate ; elytra 

 abruptly sinuated at their internal side towards the base. 

 Sp. 1. Cct. auruta. 

 Inhabits the flowers of roses, the larvae live in decayed wood. 



Fam. XXVI. Lucanid.tl. Leach. 

 LucANiDES. Latreille. 



AntenntE with a pectinated club : anterior tihiaXaxga and dentated : ;)a/p« 

 four : labruni generally wanting : mandibles very strong, corneous, 

 dentated, exscrted : mentmn corneous. 



Genus 168. LUCAXUS of authors. Platycehls. Geoff. 

 Palpi long : lip biftd, very hairy, the lacinia resembling pencils. 

 Sp. 1. Luc. Cervus. (Stag Beetle.) {PL l.fig.. 3.) 



Section II. HETEROMERA. 



Four anterior tarsi five-jointed, hinder pair four-jointed : antenna ele- 

 ven-jointed, never lamellated or furnished with a pecthiated head. 



Fam. XXVII. Blapsid.'e. Leach. 

 MeiitMn smA\\, or moderately large, quadrate or orbicular: ^w//;*" termi- 

 nated by a thick joint; the last joint of the maxillary one securiform. 

 Genus 169. BLAPS. Fabr., Oliv., Lam., Lutr., Marsh., Leach. 

 Tenebrio. Linn., Geoff. 

 Back flat: thorax almost quadrate : antenna: with the third joint much 



longer than the fourth : e/?//ra with their extremities pointed. 

 Sp. 1. Blaps n!o?-tisaga. 

 InhaMts dark cellars and damp places. 



Fam. XXVIII. Tenebrioxid.e. Leach. 

 Mandibles bifid at their extremities : head more or less triangular, with- 

 out a contraction behind, at ils junction with the thorax : tarsi with 

 entire joints : nnfemice moniliforra, not perfoliated or serrated : 

 maxilla unguiculated. 



Genus 170. PEDINUS. Latr., Leach. Tenebrio. Linn., Geoff., 

 Marsh'. Blaps. Fabr., Herhst. Helops. Olivier. Opatrum. 



Body oval : maxillary palpi terminated by a thick joint ; antenna: fili- 

 form;., the last joint globose or turbinated. 



Sp. 1. Pec?. maritimus.\&2ich. (PI. ^%.jig.1.) cj Tenebrio femoralis. 

 Marsh, g T. gemellatus. Marsh. 



Inhabits sandy places: is very abundant on the sea shore near 

 Swansea, South Wales. 



