1900.] Catalogue of tlic Coleoj^tera of South Africa. 379 



Clypeus similar to that of dorsalis ; colour ferruginous 



red, intervals plane, finely aciculate viashunensis. 



D-. Clypeus with an arcuate deep emargination. 



Angles of the clypeal emargination acute ; head densely 

 pilose, concolorous like the pro thorax and elytra ; 

 prothorax punctate, intervals of elytra convex, im- 

 punctate Jiirticeps. 



D'. Clypeus bi-dentate. 



Clypeus with a triangular tooth on each side of the 

 emargination ; head and prothorax not closely punc- 

 tate, piceous ; elytra red with a sutural and marginal 

 fuscous band, intervals plane, impunctate adustus. 



A=. Body convex, intervals smooth, convex or carinate ; scutellum 



moderately long, acuminate Ammoecius. 



B-. Intervals of elytra not carinate. 



a-. Clypeus dentate on each side of the emargination. 



Intervals of elytra plane, punctate luguhris. 



Intervals of elytra convex, impunctate mivms. 



a^. Clypeus sharply spinose on each side of the emargi- 

 nation. 



Intervals of elytra plane, impunctate dentinus. 



B^ Intervals of elytra carinate. 



a^. Clypeus bi-spinose on each side of the emargination. 

 Anterior tibise not serrulate. 



Intervals of elytra tectiform . . . . , armaticeps. 



a^ Clypeus simply emarginate. 

 Anterior tibiae serrulate. 



Intervals of elytra tectiform but carinate spcctabilis. 



Intervals of elytra nearly plane but having a fine 



carina in the centre carinulatus , 



A\ Body a little elongate ; elytra with ten sharply carinate costae ; 



scutellum somewhat small, smaller than in Aphodius . . . . Oxyomus. 



B^. Anterior tibise serrate above the digits. 



Prothorax very closely aciculate ; carinse of elytra sharp, ( badius. 

 intervals with a geminate, hardly punctate line [pygmceus. 



Carinse of elytra very sharp, and punctate on each side . . jucundulus, 



Prothorax deeply and closely punctate all over ; carinse of 

 elytra punctulate, very sharp, striae with a geminate, dis- 

 tinctly punctate line sulcipennis. 



Carinas of elytra sharp only in the anterior half jugalis. ' 



