BY WILLIAM MACLEAY, F.L.S., &C. 639 



64. HELiEus Brownii, Kirby. 



Trans. Linn. Soc. Lond. Vol. XII. p. 467, pi. XXIII. fig. 8— 

 Breme, Mon. Cossyph. I. p. 82, pi. VI. fig. 6.— Boisd. Voy. 

 de I'Astrol. p. 261. 



Ovate, black, or brownish black, very nitid, glabrous. Head 

 granulate, clypeus convex, turned up on the border, emarginate 

 anteriorly, the labrum salient not emarginate, forehead elevated 

 with a slight longitudinal groove between the eyes ; the eighth 

 joint of the antennae large and round, the ninth and tenth not so 

 swollen, the last oval and reddish. Thorax transverse, rounded, 

 smooth and not much sinuated posteriorly ; the disk feebly 

 carinated, moderately convex, with several depressions and irregu- 

 larities, and a small erect spine at the base of the median line ; the 

 anterior angles crossing and rounded, the posterior very much 

 curved backwards ; the margins broad, raised, very minutely 

 punctate, and folded back at the borders. Elytra oval, the disk 

 convex and scarcely visibly granulate, the suture carinate ; on each 

 side of the scutellum a short slight depression or fovea, the mar- 

 gins raised and folded on the border, as broad as those of the 

 thorax towards the base, narrower on the sides and apex and 

 convex at the humeral angles, which are a little prominent. Under 

 surface and legs brown ; tibise rugose. 



Long. 10 lines, lat. 8i lines. 



Hah. — Swan Rivei', W. Australia. 



65. HSLiEUS INTERIORIS, n. sp. 



Oblong-oval, black, sub-opaque. Head very minutely punctate, 

 the clypeus and labrum slightly emarginate. Thorax minutely 

 and roughly punctate, the margins very broad and much reflected, 

 the anterior angles broadly rounded and crossing in front of the 

 head leaving the opening over the head nearly circular, the 

 posterior angles much recurved backwards ; the disk is small, 

 slightly convex and uneven, with a strong, erect, conical tubercle 

 in the middle near the base. Elytra at the base about the width 



