OF AUSTRALfAN inil'TOPllAaUUS HEETLJiS. 467 



iuterspatiis subcrebro punctatis, interiiis ad apiccni, cxtcniis totis 

 convoxiuseulia ; chalybois, iitrijiqvio faacul lata curvala prope 

 medium posita, antrorsum ramulos duos emitt(!ntc, fulva ; femor- 

 ibus anticia basi tarsisquo piceis. Long. 2 liu. 



Hah. Australia. 



Iload finely but not closely punctured, front broad, longitu- 

 dinally depressed between the eyes, the latter widely separated ; 

 antenna? shorter tlian the head and thorax, rufo-piceous, stained 

 on the outer lialf with fuscous ; clypcus obliquely defiexed, faintly 

 rugose, the anterior margin rufo-piceous. Thorax clothed with 

 adpreased whitish-coloured silky hairs, distinctly and rather 

 closely punctured ; basal lobe obliquely depressed on either side 

 along the basal margin, the space between the two depressions 

 forming a narrow longitudinal ridge, which extends posteriorly to 

 the apex of the lobe. Scutellum glabrous. Elytra clothed with 

 sericeous hairs, rather finer and less abundant than those on the 

 thorax, firmly but distinctl}^ punctate-striate. 



DiTROi'inus oiiNATUs. Brcviter ovatus, niger, nitidus ; labro 

 antennisque basi obscure fulvis ; thorace fortiter punctate; elytris 

 tenuiter punctato-striatis, flavis, utrinque vitta suturali, margine 

 exteriori, antice obsoleta, phiga transversa, basi ad fixa alteraque 

 trigonata pone medium posita, sajpe ad suturam conuexa, nigris. 

 Long, lf-2^ lin. 



Hah. Western Australia. 



Head clothed with adpressed whitish hairs, strongly punctured, 

 face between the eyes concave, impressed with a faint longitudinal 

 groove ; eyes moderately distant in the male, more widely separated 

 in the female ; five lower joints obscure fulvous, more or less stained 

 above with piceous, sixth joint entirely piceous, the rest black. 

 Thorax convex ; sides rounded and converging from base to apex, 

 anterior angles slightly produced, acute ; basal margin bisinuate 

 on either side, basal lobe very slightly defiexed ; surface smooth 

 and shining, coarsely but not very closely punctured, punctures 

 oblong. Scutellum ovate, its apex acute. Elytra very finely 

 punctate-striate, punctures piceous, those on the stria) near the 

 outer margin more strongly impressed ; interspaces plane, smooth, 

 impuuctate, very slightly convex on the outer disk ; bright fia- 

 vous, a sutural vitta, dilated iu the middle, the outer border from 

 below tlic lateral lobe to the apex, a transverse patcli on the 

 middle of the basal margin, the margin itself between the patch 



