194 
MODERN SYSTEM. 
Sp. 1. Phal. caduverina. 
Tenebrio caduverina. Fair. 
Inhabits sandy places. 
Genus 175. DIAPERIS. Geoff., Fair., Oliv., Lam., Leach. Chry- 
somela. Linn., Marsh. Tenebrio. JJe Geer. 
Antenna; gradually enlarging towards their extremities, from the fourth 
joint pcrfoliated : body nearly hemispheric, very convex above. 
Sp. 1. Dia. Bokti of authors. 
Chrysomela Roleti. Linn., Marsh. 
Inhabits the bokti of trees : is rare. 
Genus 170. TETRATOMA. Herbst, Fabr., Payk., Leach. 
Antenntc terminated by a club of four joints, the other joints very 
small : body ,oval : tibia; not spiny. 
Sp. 1. Tctr. Fungorum. 
Inhabits Jiengi. 
Genus 177. LEIOIDES. Latr., Leach. Anisotoma. Illig., Fair. 
Spii.eridium. Olivier. Tetratoma. Herbst. 
Antenna: abruptly terminated by a five-jointed club, the eighth joint 
(the second of the club) very small : thorax almost hemispheric : 
tibia: spinose. 
Sp. 1. Lei. picea. 
Anisotoma piceum. Illig. Anisotoma picea. Puns. Leoides picea. 
Latr. 
Inhabits sandy places in Europe. 
b. Antenna terminated by joints, resembling in their form the teeth 
of a saw. 
Genus 178. BOLILOTH AG US. Illig., Fabr. Et.f.dona. Latr., 
Leach. Oi’.vrntTM. Oliv., Marsh. Diaperis. Oliv. 
Palpi filiform ; maxdlary ones with their last joint almost eylindric: an- 
tenna i arcuate: tody oval, convex, generally rough: thorax transverse, 
emarginatc before ; the sides often with acute margins. 
Sp. 1. Bolt. Agaricola. 
Bolilophagus Agaricola. Illig., Fabr, Eledona Agaricola. Latr., Leach. 
Opatruiu Agaricola. Oliv., Marsh. 
Inhabits boleti and other/itngi. 
Stirps 3. — Antenna nearly or quite filiform, with their extremities simple- 
a. Mandibles with their extremities bifid. 
Genus 179. HELOPS. Fabr., Oliv., Lam., Illig., Latr., 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. Mel. lunipcs. 
