22 Transactions South African Plnlosoi^hical Society. [vol. xh. 



B=. Body winged, intermediate coxte separated. 

 C-. Anterior legs without tar&i. 

 D-. Antennse nine-jointed. 



E=. Intermediate legs with one spur. 



Clypeus six-dentate, teetli equal, metasternum 



cuneiform, mesosternum small Scarabaits. 1 jJ 



E'. Intermediate legs with two spurs. 



Metasternum plane, mesosternum large, club of 



antennae normal CirceUium. ip ' 



Metasternum cuneiform, mesosternum small, club 



of antennae cupuliform Sceliages. h 7^ 



C. Anterior legs with tarsi. 



D'. Antenna^ eight-jointed. s 



Metasternum cuneiform, elytra very deeply sinuate 



laterally Gyvmoplcurus. Ip ' 



B". Body wingless, intermediate coxae nearly contiguous. 



Metasternum plane, mesosternum large, sharply acumi- 

 nate between the intermediate coxae ; claws of tarsi 

 greatly developed Padujsovia. [ (j 



A'. Intermediate coxte very distant from each other, and longi- 

 tudinal, lateral fold of elytra wide, intermediate tibiae with 

 two spurs, posterior tarsi compressed Caxthonides. 



B=. Anterior legs without tarsi or spur. 



Apical joint of labial loalpi very small, basal dilated, 



pygidium vertical Anachalcos. ^ \ 



Apical joint of labial palpi small, basal dilated, pygidium 



vertical Gyronotus. ^ Y 



Labial palpi not dilated, pygidium horizontal Byvrliidiuvd. ^ / 



B". Anterior legs with tarsi and spur. 

 C=. Clypeus bi-dentate. 



Second joint of posterior tarsi longer than the first, no 



wings Ejnlissiis. J^ 



Second joint of posterior tarsi not longer than the first, 



body winged, depressed Einrinus. ^y 



C'. Clypeus six-dentate. 



Anterior tibite truncate, gradually dilated and strongly 



serrate above the digitation Avtiengacu^Q 7 



Anterior tibiae truncate, strongly dilated at tip, and not , 



serrate Odontoloma. ^(p 



A'. Intermediate cox« very much apart, lateral and longitudinal Sisyphides. 



Fold of elytra extremely narrow, abdomen compressed, \ 



aculeate, antennae eight-jointed Sisyphus, ^g 



