456 REVISIOXAL NOTES ON AUSTRALIAN CARABIDjE, 



labrum, antennae, under part of head, metasternum, coxae, tibiae- 

 towards apex, and tarsi more or less reddish-piceous. 



Head elongate, convex(l*75 mm. across eyes). Prothorax 

 narrower than head with eyes(l-5 x 2 mm.), widest a little before 

 middle, not ampliate or rounded on sides; disc finely transversely" 

 striolate; border not wide, reflexed, more widely so and sub- 

 sinuate posteriorly; lateral channel wide, developed posteriorly 

 into a strongly marked wide lateral impression on each sidej 

 median line strongly marked, extending from the deep arcuate 

 anterior impression to the wide basal depression. Elytra 

 truncate-oval, twice as wide as prothorax(6"2 x 4 mm.), lightly 

 convex, declivous to base; humeral angles rounded; apex of each 

 elytron obliquely subtruncate; striae deep, finely crenulate; third 

 interstice with a fine setigerous puncture placed in a light 

 depression about 1 mm. from base, second puncture about middle 

 of length, third about posterior fourth; eighth interstice wider 

 than ninth, narrower but not convex, towards apex. Length. 

 10, breadth 4 mm. 



Hah. — N.S.W.: lllawarra(Carter; type); Blue Mountains- 

 (Mount Irvine; Ferguson). 



At once distinguished from all Australian congeners, by colour; 

 small narrow prothorax; fifth joint of tarsi setulose beneath. 



Note — Near the base of the ungues of the tarsi, a very small 

 nodule is perceptible at the position of the tooth which is so- 

 prominent in Dicranonciis. 



Genus Dicraxoncus. 

 Chaudoir, Bull. Soc. Imp. Nat. Mosc, 1850, ii., p.392. 



Dickanoncus queenslandicus Sloane. 



riatynus qxieevslandicus, Sloane, Proc. Linn. Soc. N. S.^ 

 Wales, 1903, xxviii., p.633. 



Platynus queenslandicus, SI., must be referred to the genu* 

 Dicraiiuncns, the tarsi having tlie fifth joint setulose beneath. 



