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



A 1 . Antennal club of male 7-jointed, that of the female 6-jointed. . (Ablabera.) 



a3. Anterior angles of clypeus only moderately sharp. 



c 2 . Elytra with short, seriate hairs. 



Body black, posterior part of elytra chestnut-brown ; inner 

 joint of antennal club of the male two-thirds shorter than 

 the one following . . . . . . . . . . . . cajricola. 



c 1 . Elytra glabrous. 



Body black ; inner joint of antennal club of the male half 



the length of the joint following delalandei 



b 2 . Elytra ampliato-convex. 



Body black, elytra chestnut-brown gravidula. 



Black, with the posterior part of the prothorax red, elytra 

 straw-colour with a fuscous outer band gratula. 



b 1 . Elytra ampliate, not convex. 



Chestnut-brown, with the head fuscous modesta. 



a 2 . Anterior angles of clypeus sharply produced outwards. 



Clypeus of male deeply sinuate in the centre of anterior 

 part; outer angles projecting; body rufo-testaeeous ; inner 

 spur of anterior tibise hooked amoena. 



Clypeus of male deeply sinuate in the centre, outer angles 

 not projecting; body ruf o-testaceous ; inner spur of anterior 

 tibise not hooked matabelena. 



a 1 . Outer angles of clypeus sharp, not produced outwardly, 

 bi-sinuate in the anterior part. 



Black, with the elytra chestnut-brown ; inner spur of 



anterior tibiae hooked in the male namaqua. 



Ferruginous, inner spur of anterior tibiae curved in the 



male hopeiana. 



Light testaceous-red (male unknown) rufa. 



Ablabeea splendida, Fabr., 

 Spec. Ins., i., p. 41. 



A. clypeata, Gyllenh., Schonh. Syn. Ins., i., 3, App., p. 70. 



A. emarginaticeps , Blanch., Cat. Coll. Ent., 1850, p. 101. 



A. lateralis, Wied. Germ. Mag., iv., p. 137. 



A. luridipennis , Blanch., loc cit., p. 101. 



A. notata, Wied. Germ. Mag., iv., p. 138. 



A. totta, Thunb., Mem. Ac. Petr., vi., 1815, p. 428. 



Black, elytra pale testaceous but with a broad basal black band, 

 a sutural, and a lateral one varying somewhat in width, glabrous on 



