BY A. SIDNEY OLLIPF, F.E.S. 495 



each shoulder and another on each side. Scutelluni pointed 

 behind, strongly and not very closely punctured. Elytra as broad 

 as the prothorax, slightly sinuate before the middle, obscurely and 

 sparingly punctured ; the suture somewhat raised. Abdomen rather 

 strongly and sparingly asperate-punctate ; 6th segment margined 

 with flavous posteriorly. Legs piceous. Length 1 8-20 mm. 



9 The head much narrower ; the 7th abdominal segment entire 

 and not emarginate below as in the other sex. 



Lismore, Eichmond River, New South Wales. 



Two specimens of this very distinct form are in the collection of 

 Mr. G. Masters. 



36. AcTiNus. 



Fauvel, Ann. Mus. Genov. XII. p. 250 (1878). 



Mentum short, transverse. Ligula entire. Maxillary palpi with 

 the 4th joint parallel, a little longer than the 3rd. Labial palpi 

 filiform, the last joint a little longer than the 2nd. MaxilljB 

 similar to those of Philonthus. Head large, transverse, connected 

 with the prothorax by a slender neck. Antennte sub-geniculate, 

 short, thickened towards the extremity. Prosternum acute above. 

 Metasternum sinuately rounded in front. Legs short ; tibiae 

 spined ; anterior tarsi dilated in the $ ; posterior tarsi short, the 

 1st joint much longer than the 5th, joints 2-4 gradually shorter, 

 sub-triangular. 



Allied to Philonthus, but distinguished by the structure of its 

 antennae and tarsi. 



Two species are known, one from Australia, and one from New 

 Guinea. 



140. AcTiNus Macleayi, sp. n. 



Elongate, moderately robust, black, shining, sparingly clothed 



with long pubescence ; head and prothorax brassy, highly polished ;. 



elytra iridescent purplish green, the sides and apex brassy ; the 



apical half of the 6th and the 7th abdominal segments, and the 



legs, except the coxae, reddish testaceous. 

 32 



K 



/ 



