360 Transactions South African Philosophical Society, [vol. xiii. 



Key to the Species. 

 A 2 . Each elytron with only one humeral costa. 



B 2 . Upper part of abdominal segments with fascicles of 

 long, dense hairs. 



C 3 . Prothorax black, shiny, with four white longi- 

 tudinal lines. 



Elytra opaque, green or olivaceous, concolorous. . fascicularis . 



Elytra opaque, prune, sparsely albo-punctate . . var. prunipennis. 



Elytra opaque, dark bottle-green splashed with 



more or less numerous white patches and dots . . var. natalensis. 



A 1 . Each elytron with two costee. 



B 1 . Upper part of abdominal segments densely pubescent. 



a 2 . The dorsal costa very feebly indicated. 



C 2 . Prothorax and elytra with numerous sub-seriate 

 white macules. 



Upper side fleshy red capensis. 



Upper side black, elytra with an elongated 

 reddish dorsal patch bicolor. 



a 1 . The dorsal costa entire, well defined. 



Upper side black ; prothorax and elytra with 

 numerous sub-seriate white macules . . . . albopicta. 



C\ Thorax black, reddish in the centre, marginated 

 with white; elytra light testaceous with the 

 suture, the humeral costa and the hind callus 

 fuscous signata. 



Tkichostetha fascicularis, Linn., 



System. Natur., i., 2, p. 557 ; 



Gor. and Perch., Monogr., p. 255, pi. 48, fig. 6. 



Var. prunipennis , Burm., Handb. d. EntomoL, iii., p. 400. 

 Var. natalis, Burm., loc. cit., p. 401. 



Type. Black, shiny on the upper and under sides but the elytra 

 are opaque green or greenish olivaceous without any traces of white 

 macules ; on the prothorax are four white longitudinal lines, the 

 under side is almost completely clothed with long, sub-appressed 

 fulvo-flavescent hairs which are disposed in fascicles on the epimera 

 and along the edge of the dorsal part of the abdominal segments ; 

 the pygidium bears also three long fascicles ; clypeus with a 

 longitudinal impression on each side, and like the head sparsely 

 punctulate ; palps and antennae black ; prothorax glabrous, very 

 weakly punctulate ; scutellum impunctate ; an opaque tomentum 



