904 A REVISION OF THE STAPHYLINIDJE OF AUSTRALIA, 



femoribus plus minusve infuscatis, thoracis lateribus anoque 

 piceis ; antennis brevibus, incrassatis, articulis 6-7 subqaadratis, 

 8-10 parum transversis, 11.° magno, oblongo ; capite thoraceque 

 non perspicue, elytris dense subtiliter vix rugosule, abdomine vix 

 subtilius aequaliter punctatis ; thorace subseuiicirculari, convexo, 

 fortiter transverso, antice maxiine attenuato, basi utrinque pro- 

 funde sinuato, angulis posticis proeminentibus, subrectis ; elytris 

 convexis, basi thoracis latitudine et longitudine, apice vix angus- 

 tioribus, parum transversis ; abdomine circa apicem attenuato ; £ 

 segmento 7.° supra apice ciliato, leviter emarginato, subtus integro. 

 Long. 2-2f mm. (Fvl) 

 Sydney, New South Wales. 



Tribe 2. BOLITOBIINA. 

 Antennae eleven-jointed. Head margined. Tarsi five-jointed, 

 first joint of posterior pair moderate or short. 



29. Bolitobius. 



Stephens, 111. Brit. Ent. V., p. 171 (1832) ; Lacordaire, Gen. 

 Col. II., p. 57. 



Mentum very short, membranous in front. Ligula rather long, 

 rounded in front, very slightly emarginate in the middle. Paraglossae 

 short. Maxillary palpi with the last three joints equal or subequal, 

 sometimes cylindrical, sometimes acuminate at the extremity. 

 Labial palpi 3-jointed, the first two subequal, the 3rd a little 

 longer, obtuse at the apex. Maxillae with the lobes ciliate Mandi- 

 bles provided with an internal membrane which is ciliate at the 

 base. Antennae rather long, filiform, slightly thickened towards 

 the extremity, the joints, except the last, obconical ; the 1st and 

 3rd joints longer than the others. Prothorax subtransverse, 

 projecting slightly over the base of the elytra; the anterior angles 

 depressed. Elytra a little longer than the prothorax, truncate 

 behind. Abdomen margined, gradually and strongly narrowed 

 behind. Mesosternum slightly carinate. Legs slender, rather 

 long; intermediate cox?e subcontiguous ; posterior femcra large; 

 tibiae spined ; tarsi 5:5:5, rather long, the first joint of the four 

 posterior tarsi elongate. 



