139 



especially I have assumed that the sublateral striae of the pro- 

 notum are not of conspicuously exceptional structure where their 

 structure is not stated to be so. To guard against possible error 

 through this assumption the names of the species concerning 

 which there is such doubt are in italics : — 



BB. 



C. 



(when 



diemenensis, _ Blackb. 



murrayensis, Blackb. 



pusulse, Blackb. 

 pusillus, Schoiih. 



Lindi, Blackb. 



insignior, Blackb. 

 ferrugineus, Steph. 



A. Pronotum with only one well defined stria on either side. 



B. The front angles of the prothorax not distinctly defiaed 

 viewed from above). 

 C. Sides of prothorax strongly rounded (an- 

 tennae of male very remarkable) 

 CO. Sides of prothorax at most feebly arcuate. 

 D. Disc of pronotum bearing a shining 

 tubercle. 

 E. Form very narrow and elongate. 



F. Hind angles of prothorax sharp (as 



seen from above) 

 FF. Hind angles oi prothorax obtuse (as 

 seen from above) 

 EE. Form much wider and less elongate... 

 DD. Disc of pronotum even. 



E. Prothorax not (or very slightly) nar- 

 rowed behind 

 EE. Prothorax much narrowed behind. 

 F. Form very narrow and fragile 

 FF. Form much more robust ... 

 The front angles of the prothorax well 



defined. 

 Pronotum and elytra not bearing rows of 

 tubercles. 

 D. Prothorax wider than long. 



E. General colour testaceous or light brown 

 — no well defined markings. 

 F. The sublateral striae of the pronotum 

 simple. 

 G. Forehead with a longitudinal im- 

 pressed line. 

 H. The intermediate dorsal striae of 

 the elytra present. 



I. Front angles of prothorax de- 

 cidedly dentiform ... 



II. Front angles of prothorax not 

 dentiform 



HH. The intermediate dorsal striae 

 of the elytra obliterated as 

 strice 

 GG. Forehead not having an impressed 



longitudinal line. 

 • H. Prothorax strongly transverse ... 

 HH. Prothorax feebly transverse ... 

 FF. Sublateral stria of pronotum very 

 much deepened on its hind half. 

 G. Form comparatively narrow. 



H. Antennae of female rather elon- 

 gate and scarcely clubbed . . 

 HH. Antennffi of female quite short 

 and rather distinctly clubbed 



testaceus. Fab. 

 contaminaius, Gv, 



lepidus, Gr. 



conterminus, Oil. 

 Leachi, Gr. 



Macleayi, Oil. 

 di£Bcilis, Blackb. 



