1904.] Catalogue of the Coleoptera of South Africa. 43 



A 1 . Vertex simple. 



B 2 . Clypeus strongly constricted laterally. 



C 3 . Clypeus very sharply tri-dentate, sides sharply aculeate. 



Anterior tibiae tri-dentate ; elytra deeply striate . . . . mashunus. 



Anterior tibiae bi- dentate ; elytra not deeply striate . . inops. 



C 2 . Clypeus moderately sharply tri-dentate and with a 

 longitudinal keel. 



a 2 . Elytra ampliated laterally in the middle. 



Elytra finely yet distinctly striate, punctures deep . . exasperans. 



Elytra very indistinctly striate, intervals aciculate . . rubricatus. 

 a 1 . Body very broadly ampliated, much rounded behind. 



Clypeus very narrow, upper side opaque, lateral striae f byrrliinus. 

 of elytra obliterated { orbicularis. 



C 1 . Clypeus not tri-dentate in front. 



b 2 . Clypeus with a longitudinal keel. 



a. Elytra ampliated laterally in the middle. 



c 2 . Clypeal outer margin not reaching the anterior one. 



Clypeus very narrow at apex, angles rounded, elytra 



striolate modestus. 



c l . Clypeal outer margin connected with the anterior 

 one. 



Clypeus quadrate, outer angles not rounded . . . . badius. 



Clypeus sub-aculeate in the centre, outer angles 



broadly rounded placens. 



b 1 . Clypeus without a longitudinal keel. 

 d 2 . Clypeal outer margin connected with the anterior 

 margin. 



Clypeus broadly rounded laterally fulgidus. 



d 1 . Clypeal outer margin connected with the anterior 

 angle. 



Chestnut-red, shiny, iridescent, anterior tibiae bi- 

 dentate picipes. 



Bed or bronze-green, shiny, not iridescent, anterior 



tibiae tri-dentate cerugirieus. 



Bronze-green, quite opaque ; anterior tibiae tri- 

 dentate, basal tooth weak lepidus. 



IB 1 . Clypeus very little constricted laterally. 



Clypeus without a longitudinal keel. 



Testaceous-red, clypeus tri-dentate in front sebakuanus. 



Testaceous-red, clypeus truncate in front urbanus. 



