1900.] Catalogue of the Coleoptera of South Africa. 109 



Anterior tibiae not truncate at tip, basal joint of 



posterior tarsi not long and dilated : 



Clypeus very deeply emarginate, head with one or two 



hooked horns according to the sex Tragisciis. 



Clypeus not deeply emarginate, scutellum distinct . . Oniticcllus. 



B=. Elytra with eight strise, no lateral fold, no scutellum. 

 a. Antennfe nine-jointed. 



Clypeus reflexed at tip in the male, posterior tarsi 



very compressed Phalops. 



B\ Elytra with seven striae, no lateral fold, no scutellum. 

 C^ Labial palpi tri-jointed. 



Basal joint of labial palpi very dilated at base, anterior 



tibise normal Diastcllopalpus. 



Basal joint of labial palpi broad, triangular, anterior ( Onthophagiis. 

 tibise normal [ Melichus. 



Basal joint of labial palpi triangular, anterior tibise 



of male laminate transversely at tip in the male . . . . Caccobius. 



A\ Second joint of labial palpi shorter than the first, third one 



always distinct Coprides. 



B^. Upper side of intermediate and posterior tibi?e uni- 

 or bi-carinate, longitudinally, but without transverse 

 ridges. 

 a^ Anterior tibiae truncate transversely at tip. 



Clypeus emarginate, strise of elytra geminate ; tibiae 

 quite straight at tip, spur not quite on the inner 

 margin Pedaria. 



Clypeus deeply incised and produced in two re- 

 curved teeth, elytra not geminato-striate, deeply 

 sinuate below the shoulder Coptorhina. 



Clypeus deeply incised and produced in four small, 



not recurved teeth, elytra not geminato-striate, ' 



deeply sinuate laterally Dclopleurus. 



Labrum somewhat distinct ; mandibles sub-arcuate, 



well developed, facies of Apliodius Aiilonocnemls. 



a~. Anterior tibiae a little oblique at tip and with the 

 inner angle projecting in the male. 



Body very convex, clypeus semicircular, emarginate 

 at tip ; claws of hind tarsi long, consjpicuously divari- 

 cating ; pseudepipleura very broad, and with an in- 

 terrupted stria Macrodcres. 



Body elongate, convex, clypeus produced in two long 

 reflexed teeth ; claws of hind tarsi very small ; pseu- 

 depipleura very narrow and with a whole stria. . . . Parapinotiis. 



