52 ON THE PSELAPHID.E OF AUSTRALIA, 



Sp. 30. A. dilaticornis. J. O. Westwood. 



Rufo-brunneus vel subcastaneus ; antennis pedibusque magis 

 rufesceutibus, obscurus, undique nisi abdomine squamis 

 lateis obsitus ; capite oblongo antice parum latiori angulis 

 anticis rotundatis ; antennis brevibus subovalibus ; pro- 

 tborace subquadrato, tibiis 4 anticis intus prope apicem 

 spinnla parva incurva armatis. 



Long. lin. 



Melbourne. Ants' nests. 



A. dilaticornis. J. O. Westwood. Loc. cit. (PI. XVII., fig. 4.) 



The bead is wider at the insertion of the antennae than before 

 tbe eyes and has a longitudinal impression between the eyes. 

 Antenna short, ovate, almost as large as the head. Pro thorax 

 rather longer than broad, with straight sides, sensibly converging 

 towards the base, and having a longitudinal dorsal impression. 

 Elytra densely squamose. Thighs and tibite broad, the interme- 

 diate thighs and the four front tibiee armed with a minute spine 

 near the apex. 



Sp. 31. A. setipes. J. 0. Westwood. 



Brunneo-castaneus punctatus, luteo-squamosus, capite parvo ; 

 antennis ovalibus, basi constrictis ; prothorace truncato- 

 cordato foveo brevi centrali pone medium posita ; elytris 

 absque striola suturali, tibiis ad apicem longe setosis. 



Long. lin. 1. 



Melbourne. Ants' nests. 



A. setipes. J. O. Westwood. Loc. cit. (PI. XVII., fig. 3.) 



Head small, somewhat narrower .in front, lightly impressed 

 between the eyes. AntennjB suboval, somewhat more narrow 

 than in the last species ; internal margin more straight, constricted 

 at the base. Prothorax cordate-truncate, marked with a small 

 oval impression. Tibiae narrowed at the base, very setose at apex, 

 the four anterior are armed near the apex with a small spine 

 curved inwards. 



