BY H. J. CARTER. 25 T 



Trachyscelis nigra, n.sp. (Plate xx., fig. 11). 



Short, ovate, convex, very shiny, black, the antennae and legs 

 testaceous, a lighter-coloured border at the under edge of elytra 

 and epipleurse; the marginal cilia dense. Head and prothorax 

 impunctate, the latter without medial channel. 



Elytra scarcely rounded at sides, widest behind the middle, 

 punctrtte-striate, the three inner striae well marked and deeply 

 impressed towards the base; the punctures fine and close, becom- 

 ing finer laterally; the interstices impunctate, two nearest the 

 medial channel somewhat convex, especially towards the apex, 

 flat at the sides. Femora, front tibiaa and abdomen densely 

 punctate. Length 3^ to 3| mm. 



Rob. — Sydney; found on sandy beaches from Gosford to Stan- 

 well Park, at the roots of grass, or under seaweed. 



Allied to T. ciliaris Champ., but differs from that species in the 

 following details, inter alia : — 



T. ciliaris. T. nigra. 



* Colour castaneous. Black. 



Prothorax obsoletely canali- Without canaliculation. 

 culate. 



Elytra almost rounded at Scarcely rounded at sides,, 

 sides, widest at middle. Striae widest behind middle. Striae 

 faint except on disc. more deeply impressed. 



Venter testaceous. Black. 



ACTHOSUS BRUNNEUS, 11. sp. 



I have before me eight specimens of an Acthosus (seven from 

 the Blue Mountains and one from North Sydney) that is perhaps 

 best described by comparison with the well-known A. laticornis 

 Pasc. 



Colour castaneous, in shape flatter, in size smaller. Head less 

 deeply concave in front, punctures much finer. Prothorax less 



* Occasional castaneous specimens are found, but they are probably 

 immature specimens. 



