nav Siiccics of Australian Cdoniida:. 137 



Scutdlum smooth, black, with a ferruginous spot in the 

 centre ; apex depressed. 



Elytra slightly depressed behind the scutellum, shining, 

 finely and sparsely punctured, the punctures arranged here 

 and there in indistinct rows, strigose at the apex, ferrugi- 

 nous ; suture black, with a slightly raised dark brown vitta 

 running from the humeral to the anal callosities. 



Pygidimii strigose, black, with four large yellow con- 

 fluent spots. 



Beneath black, pilose ; sides of abdominal segments with 

 large yellow spots ; apex of mesosternum very small, 

 round. 



Legs black, punctured ; external edge of the posterior 

 femora yellow ; anterior and intermediate tibiae with two 

 teeth, the upper one somewhat obsolete ; posterior tibiae 

 with one sharp tooth. 



The female is larger and more robust, with a broader 

 clypeus, a punctate scutellum, and a coarser punctuation 

 throughout. 



Victoria. Coll. Higgins, Sharp, Janson. 



Most nearly allied to D. dispar, Newm. The very 

 small mesosternal process, finer punctuation and coloration, 

 will, however, at once distinguish it from its congeners. 

 It is evidently subject to considerable variation in colour : 

 a specimen recently received has only two small yellow 

 spots on the cly])eus ; the thorax, with the exception of 

 the sides, and the scutellum are entirely black ; and the 

 pygidium has merely a yellow streak on each side. 



Diaphonia kUcola, n. sp. 



Lutea, nitida, capite, thoracis margini antici, elytrorum 

 sutura, et corpore subtus nigris, elytris punctato-striatis. 

 Long 101- lin. 



Head black, thickly punctate, clypeus emarginate. 



Thorax and Elytra pale testaceous, shining : the former 



