14 A MONOGRAPH OF THE AUSTRALIAN MEMBRACIDjE, 



7 (11). Dorsal carina behind lateral horns elevated in an 



obtuse angle. 

 9 (10). Lateral horns short, turned outward and downward; 



size very small Kershmci. 



10 (9). Lateral herns long, curved outward and upward; size 



large conspnrcatus. 



11 (7). Dorsal carina lightly foliaceous behind lateral horns, 



not angulate hifipin}i.'<. 



"^A. RUFIVENTRIS, Walk. 



(Plate i., fig. 13.) 

 1861, Centrotus rufiventris., Walk., List Horn. Brit. iNIus. p. 616. 



Ferruginous, with a golden pubescence. 



Head piceous, triangular, minutely punctured, ocelli on a line 

 passing through centre of eyes, and a little nearer to each other 

 than to the eyes. 



Prothorax roughly punctured, front lightly inclined backward; 

 lateral horns stout, extending outward and a little upward, 

 towards the apex curved slightly to the horizontal, on the superior 

 surface an obsolete carina; dorsal horn long and acute; posterior 

 process long, slender, deeply sulcate at the base, curved at the 

 middle into a high, triangular, acute eminence, distant from the 

 abdomen, thereafter sloping to the very much attenuated apex 

 which just passes the tip of the abdomen, but does not reach the 

 apices of the tegmina. 



Tegmina pale tawny, punctured at the base and along the costa, 

 a spot at the interior angle, and the veins surrounding the 

 interior discoidal cell, ferruginous. 



Abdomen varies in colour from red to ferruginous. 



Legs ferruginous, tibiae with a row of golden hairs along each 

 angle; tips of tarsi piceous. 



Long. 9 6; lat. 2; inch lat. corn. 4 mm. 



Type in British Museum. 



Hah. — Moreton Bay, Q. (Walker) : South Australia (Tepper). 



