BY WILLIAM MACLEAY, P.L.S., &C. 535 



rugosely punctate, the mai'gins broad and flat. Elytra a little 

 broader than the thorax and more than twice the length, with a 

 number of close rows of deep square closely placed punctures, the 

 interstices alternately larger and forming nodular costae, the 

 whole having a crenulate and chlathrate appearance. Body 

 beneath nitid. 



Long. 5 lines, lat. 2 J lines. 



Hah. — Port Darwin. 



Sub-section II. 

 Elytra seriate-punctate, the interstices granular. 



30. PTEROHELiEus GuERiNii, Breme. 



Mon. Cossyph. I. p. 36, pi. II. fig. 3. 



Oblong, dull, blackish brown ; head very prominent ; clypeus a 

 little emarginate, front convex. Thorax very transverse, sinuate 

 behind and rounded on the sides, convex and moderately punctate ; 

 the margins broad, a little turned \ip, of a less dull brown, the 

 anterior angles reaching beyond the middle of the head. Elytra 

 parallel-sided for two-thirds of the length, rounded posteriorly, the 

 disk convex and punctate in serrated rows, towards the apex the 

 interstices are furnished with some very small granules ; the suture 

 is smooth, the margins very narrow, with a small border. 



Long. 8 1 lines, lat. 6^ lines. 

 Hab. — Australi a. 



I have not, to my knowledge, seen this species. In Australian 

 collections the name has been affixed to another and very different 

 insect. 



31. Pterohel^us granulatus, Germar. 



Cilihe grmiulata, Germ. I-inn. Ent. Stettin. Band III., p. 197. 

 Near P. peltatus, Erichs., but longer. Head punctulate, black, 

 the antennae and palpi piceous. Thorax very minutely and 



