788 Transactions South African Philosophical Society, [vol. xii. 



{sulcicollis, imlcher), or straight ^Yith the angles either ver}- sharp 

 (natalensis), or slightly rounded ; prothorax very convex and villose ; 

 scutellum short, triangular ; elytra sinuate laterally, distinctly nar- 

 rowed towards the apex, plane, more or less densely scaly ; pro- 

 pygidium broadly uncovered, pygidium vertical in the male ; legs 

 moderately robust, similar in the two sexes ; anterior tibiae tri-dentate 

 outwardly, but with the two apical teeth connate at the base and 

 widely separated from the basal one, all three teeth long and sharp, 

 set at right angles with the tibia and bending do^^'nwards ; claws of 

 anterior legs double, the outer one cleft, those of the intermediate 

 and hind ones single, but deeply cleft ; in two species (squaviosus, 

 squamulatus) the claw of the intermediate legs has a conspicuous 

 tooth underneath in the male. 



Kcij to the Species. 



A-. Median claw simjple underneath. 



B3. Clypeus sharply angular on each side. 



Clypeus very narrowed towards the apex ; prothorax vil- 

 lose, not scaly ; elytra covered with minute not closely set 

 sub-tiavescent scales nataleitnis. 



B-. Clypeus sharply dentate on each side at apex, and also 

 laterally. 



Teeth of clypeus long, reflexed ; prothorax clothed with 

 very long, villose hairs, scaly along the base and in the 

 median groove which is very broad behind ; elytra 

 with two lateral bands of golden-yellow scales and two 

 quadrate patches on the suture atilcicoUit. 



Teeth of the clypeus angular, not retlexed ; prothorax 

 covered with a shorter i)ubescence, disposition of scales on 

 the elytra as in the preceding species piih-hcr. 



B'. Clypeus not dentate on each side at the apex or laterally. 



Prothorax pubescent and having a narrow basal band of 

 scales, elytra with three bands and a transverse patch of 

 golden yellow scales on each side Iiijjiocrita. 



Prothorax briefiy pubescent and covered with scales from 

 the median part of the disk to the base ; elytra entirely 

 covered with llavescent scales and having two lines and a 

 transverse median patch of white scales iiicudicux. 



Prothorax pubescent, narrowly edged with scales along the 



base ; elytra covered with concolorous yellow scales . . . . puh-crnlentus 



A'. Median claw with a conspicuous tooth underneath. 



Prothorax densely pubescent and without scales; elytra with 



minute scattered scales looking like appressed hairs KqiKiiiiitlatun. 



