BY THOMAS G. SLOANE. 439 



BB. Prothorax narrow, sides straight before base, anterior angles close to 



head, basal angles sharply marked; elytra with internal plica not 



interrupting margin posteriorly, margin yellow, interstices biseri- 



ately setulose-punctate. 



h. Interstices of elytra lightly raised into costiform rather nitid ridges. 



C. subcostatus Macl. 



hh. Interstices of elytra roundly convex, shagreened 



C. darlingensis Casteln. 



ChL^NIUS QUEENSLANDICUS, 11. 8p. 



2- Green, metallic ou prothorax and head; prothorax with 

 narrow testaceous border; elytra opaque, setulose-punctate, with 

 testaceous marking on apical third(this testaceous marking 

 having the width of interstices 6-8, sinuate-tiuncate at base and 

 bending inwards across interstices 4-5, extending backwards on 

 interstices 6-8, and reaching along apical margin of each elytron 

 to suture); undersurface piceous-black, prosternal episterna 

 iridescent, apex of abdomen narrowly margined with yellow; 

 legs testaceous, tarsi brownish-testaceous; antennae and palpi 

 brownish-testaceous, with basal joints more liglitly coloured; 

 labruM) and mandibles testaceous-brown. 



Head convex, finely punctate, 2-5 mm. across eyes. Pro- 

 thorax transverse(3 x 3'85 mm.), much wider across base(3'4 

 mm.) than apex(2'3 mm.), punctate, less closely so towards middle 

 of disc, more finely and closely so towards base; sides lightly 

 rounded, strongly narrowed to a]^ex, roundly and gently 

 narrowed to base; apex emarginate; anterior angles not marked; 

 base truncate; basal angles wide; lateral basal impressions 

 shallow, wide. Elytra ovate(7'8 x 5 mm.), lightly convex, finely 

 punctate-striate, interstices depressed, closely setulose-punctate, 

 the setulaB short, yellowish. Prosternum punctate before coxse, 

 finely bordered at base; episterna l8evigate(with only two or 

 three punctures near coxal cavities). Mesosternal episterna 

 smooth, with only a few fine punctures. Metasternum punctate 

 on each side below intermediate legs; episterna sulcate ex- 

 ternally, sparingly punctate. Ventral segments smooth. 

 Length 125, breadth 5 mn). 



H<ib. — Q : Kuranda(Dodd). 



