580 NEW SPECIES OF AUSTRALIAN COLEOPTERA, 



Neocarphurus, n.g. 



This genus is proposed for those species having the short elytra 

 ■oi CarpJiicrus and Helcogaster, but with the prothorax shaped like 

 a chemist's mortar, with a strong ti'ansverse depression near its 

 base, and having eyes which, when wet, are of a brilliant emerald 

 green. There are at least four species belonging to it : — Cfirphnrus 

 iiapanctntus, Lea; Helcogaster tnbercidatits, Lea; a species repre- 

 sented in my collection by a damaged specimen, and the follow- 

 ing : — 



Neocarphurus chlorops, n.sp. 



^. Narrow, elongate, shining. Head pale yellow; eyes dingy- 

 green, when wet of a brilliant emerald green ; antennse pale 

 yellow, three apical joints infuscate; prothorax testaceous-brown, 

 elytra paler; abdomen black; legs testaceous, in places infuscate. 

 A few indistinct hairs at sides of apex of prothorax, a few at 

 : sides of base of elytra; abdomen with a few scattered hairs. 



Head transverse, largely and irregularly excavated at base, 

 three obscure tubercles triangularly arranged between eyes. 

 Antennie elongate, simple, 1st joint as long as two following com- 

 bined, Srd-lOth gradually increasing in length, 11th distinctly 

 longer than 10th. Prothorax imj)unctate; large, longer than 

 wide, base and apex truncate, apex almost concealing and enclosing 

 head, greatly lessened to a very strong depression at base; basal 

 fourth narrow, strongly raised. Sen tell inn small, subtriangular. 

 Eljjtra slightly longer than prothorax, impunctate, sides parallel, 

 apex truncate, shoulders thickened. Abdomen almost impunctate, 

 lessened to base and apex. Legs rather long and thin, femora 

 and tibife curved. Length 2J-, to apex of elytra H; width | mm. 



7/rtJ,_Behn River, E. Kimberley, W.A. (Mr. R. Helms). 



A small, narrow, obscurely coloured species, with a very peculiar 

 prothorax; in the specimen under observation it entirely conceals 

 tlie head when viewed from above. 



Helcogaster parallelus. Lea. --I have recently taken the 

 male of this species. It differs from the female in being larger. 



