28 Tnuisactioiis Soiitli African Pldlosopldcal Society. [vol. xii. 



8ub-Gex. HCAEABiEUS, Lin. 



Key to tJie Spccien. 



FIRST DIVISION. 



Upper side bronze or bronze green. 

 A-. Elytra convex. 



Prothorax finely granulose and having a smootli, longitudinal, 

 narrow, lanceolate median space reaching from near the median 

 part to the base cupreus. 



Prothorax covered with small, very closely set fovete, and 

 having a smooth, narrow, median longitudinal line reaching 

 from base to apex ; intervals of elytra broadly and deeply 

 punctured ; colour of upper side bronze green mashnnus. 



Intervals of elytra with two series of small, not closely set 



punctures ; colour of upper side bronze usinjxito?: 



A'. Elytra not convex. 



Prothorax finely granulose and having a supra-basal, transverse, 

 smooth space produced from the base in a blunt triangle, the 

 apex of which reaches nearly the median part mctallicus. 



SECOND DIVISION. 



Upper side black or with a faint metallic green tinge, with one 



exception {rubrijKniiis). 

 A'. Prothorax moderately convex, gradually sloping in front, and 

 marginate or punctate along the base. 

 B-. Fore tibite distinctly quadri-dentate outwardly. 

 C-. Elytra quite plane, nearly sub-parallel. 



Prothorax foveolate ; elytra with the intervals raised and 



divided at equal intervals by deep, transverse impressions Intricatus. 



Prothorax deeply pitted ; elytra black, intervals plane 



and with a series of deep punctures ; antennte black . . parvulus. 



Prothorax deeply pitted and densely pubescent ; elytra 

 somewhat teneous, intervals sub-carinate, striae deeply 

 punctured ; antennte black ' Incidulus. 



Prothorax pitted more closely in front than behind ; 

 elytra brick-red, intervals between strite plane, impunc- 

 tate ; club of antennae flavescent rubripcnnis. 



Prothorax deeply and closely pitted ; elytra black, inter- 

 vals between the strife costate, costse impunctate ; club of 

 antennae yellow flavicornis. 



Prothorax deeply and moderately pitted, and having a 

 basal smooth area on each side of the central smooth 

 line ; elytra black, intervals between the stritB non- 

 costate fritschi. 



