22 Transactions South African Philosojihical Society. [vol. xii. 



B-. Body winged, intermediate coxse separated. 

 C-. Anterior legs ■without tarsi. 

 D=. Antennae nine-jointed. 



E=. Intermediate legs with one spur. 



Clypeus six-dentate, teeth equal, metasternum 



cuneiform, mesosternum small Scaraha'iis. 



E^ Intermediate legs with two spurs. 



Metasternum plane, mesosternum large, club of 



antennae normal Circellium. 



Metasternum cuneiform, mesosternum small, club 



of antennae cupuliform Sceliages. 



C\ Anterior legs with tarsi. 

 D^ Antennae eight-jointed. 



Metasternum cuneiform, elytra very deeply sinuate 



laterally Gymnoi^leiirus. 



B'. Body wingless, intermediate coxae nearly contiguous. 



Metasternum plane, mesosternum large, sharply acumi- 

 nate between the intermediate coxae ; claws of tarsi 

 greatly developed Pachysoma. 



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

 tudinal, lateral fold of elytra wide, intermediate tibiae with 

 two spurs, posterior tarsi compressed Canthonides. 



B^. Anterior legs without tarsi or spur. 



Apical joint of labial palpi very small, basal dilated, 



pygidium vertical Anachalcos. 



Apical joint of labial palpi small, basal dilated, pygidium 



vertical Gyronotus. 



Labial palpi not dilated, j^ygidium horizontal Byrrhicliuvt. 



B^ Anterior legs with tarsi and spur. 

 C-. Clypeus bi-dentate. 



Second joint of posterior tarsi longer than the first, no 



wings EinlissiLS. 



Second joint of posterior tarsi not longer than the first, 



body winged, depressed Ejpirinus. 



C^ Clypeus six-dentate. 



Anterior tibiae truncate, gradually dilated and strongly 



serrate above the digitation Avlicngcecus. 



Anterior tibiae truncate, strongly dilated at tip, and not 



serrate Odontoloma. 



A\ Intermediate coxae very much apart, lateral and longitudinal Sisyphides. 



Fold of elytra extremely narrow, abdomen compressed, 



aculeate, antennae eight-jointed Sisyphus. 



