TenebrioiiicIai//-o?« AustniUn (uid Tasmania. 47 



each side; the eyes widely apart ; ])n)tIiorax not l^i-oadcr lliaii 

 the elytra at their base, iniieli l()ii<;('r and narrower tlian in the 

 histj the basal foveie represcMited by a larii,e sliallow depression 

 on each side ; scutelhun transversely triani'ular, the sides 

 curvilinear; elytra gradually narrowing from the base, the 

 sides of the disk not contracted, seriate-punctate, the intervals 

 of the rows not raised, the punctures rather small, the ex))anded 

 margins of nearly equal breadth, or only very gradually nar- 

 rowing behind, the suture raised as in the last ; body beneath 

 and legs glossy chestnut-brown ; antennaj glossy ferruginous. 

 Length 8i lines. 



Pterolielams dispar. 



P. brcviter ellipticus ( J ), obloiigo-obovatus ( $ ), piccus, nitidus, 

 margiuibus dilutioribus ; oculis hand distantibus ; elytris ))asin 

 versus parallelis ( S in medio paulo latioribus), Uneis clevatis 

 nuUis. 



Hah. Swan River. 



Shortly elliptic in the male, oblong-obovate in the female, 

 shining pitchy brown, the margins much paler ; head rather 

 narrow in front ; clypeus convex, its suture rather indistinct ; 

 the eyes not remote ; prothorax shorter proportionally in the 

 male, the basal fovete shallow, between them opposite to the 

 scutellum an indistinct groove ; scutellum triangular ; elytra 

 nearly parallel at the sides, and not broader than the prothorax 

 in the female, broader in the middle in the male, finely seriate- 

 punctate, the intervals without raised lines, the suture not 

 elevated, the expanded margins of nearly equal breadth at the 

 sides, and a little reflected at the edge ; body beneath and fe- 

 mora dark chestnut-brown, shining ; antennae, tibia3, and tarsi 

 paler. Length {S) 7, (?) 9 lines. 



Heloius squamosus (Howitt's MS.). PL XII. f. 4. 



H. oblongus, parallelus, ferrugineo-fuscus, opacus, sparse fulvo- 

 squamosus; elytris sing, unicostatis. 



Hah. Cooper's Creek ; Darling E-iver. 



Oblong, parallel at the sides, impunctate, rusty-brown, 

 opaque, sparsely covered with fulvous hairs simulating scales; 

 head a little prolonged anteriorly ; clypeus rounded ; prothorax 

 rather transverse, with a strongly marked carina in the middle, 

 the foliaceous margins broad and reflexed ; scutellum trans- 

 versely triangular ; elytra moderately convex, depressed along 

 the sutural region, the suture finely raised, and near it on each 

 side a strongly marked carina, which terminates abruptly at a 

 little distance from the apex, a line of small tubercles towards 



