248 ON THE AUSTRALIAN C LI V IN IDES, 



Black, under surface piceous black; legs, antennae and palpi 

 testaceous. 



Head small (I "5 x 1-5 mm.), convex, smooth; a shallow almost 

 obsolete fovea in middle of vertex; lateral margins sloping 

 obliquely and roundly forward from a little before eye?,: clypeus 

 not divided from front, lightly emarginate-truncate; median part 

 wide; wings small, not divided from supra-antennal plates, lightly 

 advanced, rounded at apex, sloping very gently on inner side to 

 median part; supra-antennal plates small, rather depressed; facial 

 sulci lightly impressed, parallel; facial carinse wide, not greatly 

 raised; eyes large, convex, prominent, lightly enclosed behind. 

 Mandibles rather long, decussating, wide at base, narrow and 

 acute at apex. Mentum deeply emarginate; median tooth very 

 wide, short, obtuse. Palpi slender; penultimate joint of maxillary 

 nearly as long as terminal, of labial longer, terminal joint fusiform. 

 Antennae filiform, very lightly incrassate; second and third joints 

 of about equal length. Prothorax smooth, broader than long 

 (2-8 X 2-9 mm.), widest considerably before posterior angles, 

 greatly narrowed anteriorly (ant. width 2'2 mm.), convex, strongly 

 declivous to base; sides rounded; posterior angles lightly marked; 

 base of disc curving gently between posterior angles; anterior 

 margin truncate; anterior angles widely obtuse, finely bordered; 

 border narrow, fine on basal curve; median and anterior lines 

 well marked; lateral basal impressions lightly marked, rather 

 long. Elytra ovate, much wider than prothorax (65 x 4 mm.), 

 lightly and evenly convex, rounded on sides, narrowed to apex; 

 humeral angles not marked; base very lightly emarginate in 

 middle; striae crenulate, 1-5 deeply impressed on basal half, 

 becoming faint towards apex; interstices convex on disc, minutely 

 shagreened under a strong lens; border reflexed, reaching base of 

 fourth interstice; marginal channel wide. Prosternum not pro- 

 tuberant, abrupt and non-sulcate on base; pectoral ridges short, 

 hardly carinate; episterna minutely rugulose. Metasternum 

 shorter than usual, distance between intermediate and posterior 

 coxai equal to length of posterior coxro; episterna considerably 

 longer than broad. Legs light: anterior femora compressed, not 



