BY THE REV. R. L. KING, B.A. 49 



Sp. 23. B. quadriceps. J. 0. Westwood. 



Rufo-castaneus, politus ; sub lente forte-pun ctatissimus et 

 setosus ; autennarum arfciculis 7, 8, 9, & 10'"° • nigrican- 

 tibus ; abdomine setuHs minutissimis parce vestito ; 

 antennarum articulis 7 & 8 intus unciuatis ; capite 

 oblongo, vertice antice in medio declivi fossulisque duabus 

 inter oculos ; protborace truncato-ovato, linea curvata im- 

 presso postica cum punctis 2''"'- magnis lateralibus ; tibiis 

 anticis pone medium late emarginatis (mas.) 



Long, fere., 1| lin. 



Ants' nests, Melbourne. 



B. quadriceps. Westwood. Loo. cit. (PL XVI. fig. 2.) 

 Antennae rather long, basal joint long and curved ; sixth 

 suboval rather less than the preceding, seventh and eighth 

 acutely produced inwards, ninth transverse, tenth subquadrate^ 

 eleventh oval produced into an acute apex ; the tibise of the fore 

 legs broadly emarginate behind the middle the emargination 

 extending to the apex. 



Sp. 24. B. atriventris. J. 0. Westwood. 



Obscure castaneus, pernitidus, abdomine nigricante : pedibus 

 antennis et palpis fulvorufis ; antennarum articulis S''"^ 

 ultimis jarecedentibus multo majoribus ; capitis angulis anti- 

 cis poi-rectis ; prothorace subovali, pone medium linea 

 curvata profunde impi'essa ; elytris sti'iola submedia pro- 

 funda notatis. 



Long. 1. lin. 



Ants' nests, Melbourne. 



B. atriventris. Westwood. Loc. cit. (PI. XVI. fig. 3.) 



Head oblong, with a deep longitudinal line from the anterior 

 margin to the vertex, where it widens into a large round impres- 

 sion between the eyes ; antennae of ordinary form with the three 

 last joints much enlarged. 



Sp. 25. B. polita. R. L. King. 

 Piceus, pernitidus, abdomine solum setoso ; capite rotundato 

 2bus impx'essionibus minutis inter oculos notato ; thorace 

 obcordato capite paulum longiori ; elytris magnis, thoracis 



F 



