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



Key to the Species. 



k". 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. . fascictdaris. 



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



Elytra opaque, dark bottle-green splashed with 



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



A'. Each elytron with two costffi. 



B'. Upper part of abdominal segments densely pubescent. 



a-. The dorsal costa very feebly indicated. 



C = . Prothorax and elytra with numerous sub-seriate 

 white macules. 



Upper side fleshy red capensift. 



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. 



Trichostetha fascicularis, Linn., 

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

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

 Var. prtimpennis, 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-fiavescent hairs which are disposed in fascicles on the epimera 

 ami along tin' 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 antenna' black ; prothorax glabrous, very 

 weakly punctulate ; scutellum impunctate ; an opaque tomentum 



