98 REVISION OF THE AMYCTERIDES, ii., 



Talauuinus Riverine, Macl. 



Macleay, Trans. Ent. See. N.S.Wales, i., 1865, p. 218; Lea, 

 Trans. Roy. Soc. South Aiist., xxviii., 1904, p. Ill ; T. macu- 

 lafus Ma,c\., loc. cit., p. 220. 



cf. Form ovate, elytra ampliate posteriorly, size small. 

 Black ; densely clothed with brown, maculate with lighter ; 

 prothorax trivittate on disc, and with a curved vitta on each 

 side ; setae light-coloured. 



T-Iead convex, separately from rostrum. Rostrum short, 

 wide ; external ridges rugosely punctured ; internal ridges 

 long, prominent, somewhat raised at base ; lateral sulci long, 

 deep; median area linear, depressed. Scrobes not open pos- 

 teriorly. Eyes subrotundate. Prothorax (4 x 5 mm.) rounded, 

 ocular and median lobes rather prominent, collar-constriction 

 moderately defined ; disc finely and closely granulate, granules 

 somewhat obscured by clothing ; sides granulate. Elytra (10 x 

 7 mm.) widely ampliate, subtruncate at apex, base feebly 

 arcuate, humeral angles not prominent ; disc punctato-striate, 

 punctures shallow, transverse ; interstices little raised, finely 

 granulate in single series, duplicated in the middle, seventh 

 interstice obsolete, quite lateral ; sides feebly granulate. In- 

 termediate ventral segments short, grooved ; fifth strongly 

 concave, with a narrow semilunar lasvigate area along pos- 

 terior edge, bounded by a feeble ridge in front ; apex of for- 

 ceps present at sides ; apical dorsal segment transversely con- 

 cave below at apex. Legs simple. 



9 . Of a more elliptical-ovate form, the elytra more pro- 

 duced ; intermediate ventral segments longer, fifth not exca- 

 vate, but with a slight depression in centre. Dimensions: (f , 

 14*5 X 7 mm.; 9, 16 x 7 mm. 



f^ab. — N.S.Wales: Riverina (Macleay Museum: type), 

 Mulwala, Murray River (T. G. Sloane) ; (?) N.E. Coast (T. 

 maculatus). 



The habitat for T. maeulatus is given by Macleay as North- 

 East Coast, but such, I believe to be quite erroneous. It 



