104 MODERN isYSTEM. 



Sp. I. PhoL cad'cverina. 

 Tenebrio cadaverina. Fabr. 

 Inhabits sandy places. 



Genus 175. DIAPERIS. Geoff., Fabr., Oliv., Lam., Leach. Chrv- 

 soMELA. Iauu., Marsh. Tenebrio. De Geer. 

 Antenna; gradually enlarging towards their extremities, from the fourth 



joint perfoliated : bodj/ nearly hemispheric, very convex above. 

 Sp. 1. IJia. Boleti of authors. 

 Chrysomela Boleti. Linn., Marsh. 

 Inhabits the boleti of trees : is rare. 



Genus 176. TETRATOMA. Herbsf, Fabr., Payk., Leach. 

 Antenna: terminated by a club of four joints, the other joints very 



small : bodt/ oval : tibi(E not spiny. 

 Sp. 1. Tetr. Fungorum. 

 Inhabits /««§/. 



Genus 177. LEIOIDES. Lafr., Leach. Anisotoma. Illig., Fabr. 

 SpHjEridium. Olivier. Tetratoma. Herbst. 

 Antenne abruptly terminated by a five-jointed club, the eighth joint 

 (the second of the club) very small : thorax almost hemispheric : 

 tibi(B spinose. 

 Sp. 1. Lei. picca. 

 Anisotoma piceum. Illig. Anisotoma picea. Panz. Leoides pic-ea, 



Latr. 

 Inhabits sandy places in Europe, 



b. Antenna terminated by joints, resembling in their form the teeth 

 of a saw. 



Genus 178. BOLILOPIIAGUS. Illig., Fabr. Eledona. Latr., 

 Leach. Opatrum. Oliv., Marsh. Diaperis. Oliv. 

 Pa/pi filiform ; ?n«n7/ary ones with their last joint almost cylindric: «n« 

 tenms arcuate : bod>/ ov?i\, convex, generally rough : thorax transverse, 

 emarginate before ; the sides often with acute margins. 

 Sp. 1. Boli. Aguricola. 

 Bblilophagus Agaricola. Illig., Fabr. Eledona Agaricola. Latr., Leadi. 



Opatnnn Agaricola. OUn., Marsh. 

 Inhabits boleti and other fungi. 



Stiups 3, — AntenncE nearly or quite filiform,with their extremities simple. 

 a. Mandibles with their extremities bifid. 



Genus 179. HELOPS. Fabr., Oliv., Lam., Illig., L(Ur., Rossi, 

 Leach. Tenebrio. Linn. 

 Maxillary palpi terminated by a securiform joint : antenna: as long or 

 longer than the thorax : thorax quadrate or semicircular : body 

 convex. 

 Sp. IJicl. lanipes. 



