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



a somewhat lighter pubescence, rufo-testaceous on the dorsal part r 

 fuscous on the sides, they are not twice the length of the prothorax, 

 are little ampliated past the middle, and obtusely rounded at apex ; 

 scutellum triangular, elongate ; pygidium broadly triangular, rounded 

 at apex and with a longer pubescence ; pectus and abdomen convex, 

 sternum slightly sulcate longitudinally in the centre ; legs red, 

 clothed with a greyish ochraceous pubescence; femora closely punc- 

 tate ; anterior legs not strong, posterior tibiae and femora dilated,, 

 compressed, anterior tibiae tri-dentate, posterior ones spinulose. 



Length 5*5-6 mm. ; width 3-5-4 mm. 



Hab. Boroma, on the Zambesi Eiver." 



Perhaps identical with my Euronycha sebaknana. 



Tbiodonta bobomensis, Brancs., 

 Loc. cit., p. 114, pi. iv., fig. 5. 



" Elongated, rufo-testaceous, closely punctate, clothed all over with 

 a thin greyish-ochraceous pubescence, margin of the thorax and elytra 

 ciliate ; head sub-triangular, clypeus emarginate in front, impressed 

 on each side, margin reflexed, eyes not prominent, antennae testa- 

 ceous ; prothorax transverse one and a half wider than long, very 

 broad at the base, plainly narrowed, anterior margin broadly emar- 

 ginate, posterior roundly produced in the middle, impressed as 

 a sinus after the scutellum ; elytra twice the length of the thorax 

 and little wider, very slightly ampliated past the middle, sub-truncate 

 at apex, obsoletely striate, the sutural stria deeper than the others;, 

 scutellum triangular ; pygidium broadly triangular, convex, rounded 

 at apex ; pectus and abdomen convex, sternum with an almost 

 obliterated longitudinal sulcus ; legs red, femora closely punctate, 

 anterior ones simple, posterior dilated ; anterior strongly tri-dentate, 

 median and posterior spinulose outwardly, and with long hairs 

 internally. 



Length 6 '5-7 "5 mm. ; width 4-4*3 mm. 



Hab. Boroma, on the Zambesi Eiver." 



Sebica zambesina, Brancs., 



Loc. cit., p. 112. 



•'Brownish, opaque, ovate; clypeus roughly and sub-rugosely, 

 frontal part sparsely and finely punctate, slightly carinulate in 

 the centre ; clypeus separated from the frons by a raised line, very 

 slightly sinuate in front, and having the margins slightly reflexed ; 

 antennae testaceous; prothorax transverse, twice as broad as long, 



