

1901.] Catalogue of the Coleoptera of South Africa. 253 



Apart; from the number of antennal joints there is nothing to 

 distinguish the insects included in this genus from those included in 

 Schizonycha ; with one exception, A ovatula, they have an elon- 

 gated, somewhat slender appearance, and the genitalia of the male 

 have their counterparts in those of Schizonycha, and are of the 

 same type. 



Key to the Species. 



Anterior tibiae tri-clentate. 



A\ Upper tooth of anterior claws as robust, or nearly as robust, as the 

 lower, and longer. 



a~. Frontal part simple. 



Body elongated ; prothorax without a longitudinal, smooth, 

 median line ; third antennal joint hardly longer than the 

 fourth ( s ) Jiybrida. 



Body ampliated ; prothorax with a plain median longitudinal 



smooth line; third antennal joint longer than the fourth ( ? ) ovatula. 



a 1 . Frontal part with a median, longitudinal keel. 



Body elongated ; antennal club third joint of c? longer 



than pedicel, shorter than the fourth, fifth and sixth . . . . inscita. 



Body elongated ; antennal club of 3 not longer than pedicel, 

 third joint longer than fourth, fifth, and sixth, not com- 

 pressed inverta. 



A 2 . Upper tooth of anterior claws more slender than the lower, and 

 slightly shorter. 



Clypeus slightly blunted in front, simple ; metasternum sparsely 



villose infant. 



Clypeus plainly blunted in front and sinuate in the middle ; 

 metasternum glabrous straminea, 



Clypeal carina arcuate, occipital carina blunt, abdominal 

 segments not hairy, second hardly wider than the third . . . . fallax. 



Clypeal carina sharply triangular, occipital very sharp ; ab- 

 dominal segments with long setse, second one much broader 

 than the third hypocrita. 



Punctures on the upper side bearing a short squamose hair ; 

 metasternum with plain whitish scales simplex. 



A 1 . Upper teeth of anterior claws very slender and very short . . . . humilis. 



Atys hybrida, n. spec. 



Sub-elongated, light testaceous, with the head and anterior part 

 of prothorax darker, antennal club flavescent in the male ; clypeus 

 semicircular, frontal keel slightly arcuate, the suture behind 

 it very short, occipital keel slightly sinuate, not grooved, surface 



