486 REVISION OF THE AUSTRALIAN CURCULIOXID.E, 



edge; tarsi broad, 3rd joint rather widely bilobed, 4th not distinctly- 

 longer than 1st. Length 7|, rostrum 1|; width 2^ mm. 

 Zfa6.— Blackheath, N.S.W. (Mr. G. Masters). 



Group G. — Type exitiosus 



Broad, flat, more or less tuberculate. Rostrum almost straight. 

 Scape inserted at about one-third from apex, considerably passing 

 muzzle. Second joint of funicle once and one-half to twice the 

 length of 1st. Apex of prothorax narrow, produced, bluntly 

 bifurcate; two transverse rows of four almost obsolete tubercles, 

 without median carina. Scutellum absent. Base of elytra broad, 

 closely applied to prothorax, shoulders with a tubercle projecting 

 over prothorax. Legs rather short. Third tarsal joint not broadly 

 bilobed. 



Apex of prothorax bluntly bifurcate. Apex of each 

 elytron with a distinct produced tubercle; posterior 

 declivity marked at summit with a whitish transverse 

 macula not reaching suture. Femora and tWAx with 

 whitish rings hi.sit/natw^, Paso. 



Prothorax distinctly liifurcate, suddenly widened a little 

 before middle, the tubercles moderately distinct. 

 Elytra with large tubercles, the humeral thick; ind 

 interstice with three large ones, the largest on the 

 3rd interstice almost in a line with those on the 2nd, 

 and situate in the middle of tlie posterior declivity... exitiosus, Pasc. 



Similar to but smaller than the preceding; prothorax less 

 suddenly widened, tubercles almost obsolete; elytra 

 narrower and flatter, all the tubercles smaller, 

 humei'al more triangular; apical of the 3rd interstice 

 equal in size to that of the 5th, which is a little behind 

 it, tlie four forming a transverse row variabilis, n.sp. 



PoROPTERUS BisiGNATUS, Pasc; Mast. Cat. Sp. No. 5421. 



Rather densely clothed with short brown scales, densest at 

 apex of prothorax, each puncture with a slightly paler fecale; sides 

 at summit of posterior declivity with a whitish transverse macula 

 extending from 3rd to 7th interstice; under surface with sparser, 

 paler and more elongate scales than upper; scales of legs not very 

 elongate, adpressed, femora distinctly ringed with white scales at 



