180 Mr. G. C. Champion on various African 



9 (8). Anterior femora unarmed ; intermediate tibiae 



slightly incrassate ; antennae pectinate .... Species 12, 



10 (13). Intermediate tibite greatly thickened, convex 



externally, deeply excavate or sulcate within 

 (and sometimes sinuously sulcate above), 

 the upper or lower edge of the excavation 

 lamellate, dentate, or penicillate: species 

 large, robust. 



11 (12). Epistoma flavescent, tumid (Nos. 13-15) or 



flattened (No. 16) Species 13-16. 



12 (11). Epistoma metallic (as in $ ) * Species 17-21. 



13 (iOj. Intermediate tibiae more or less iucrassate or 



widened, not lamellate or toothed, often 

 lobed or appendiculate near inner apical 

 angle, 



14 (15), Apical joint of antennae flattened and dilated ; 



head excavate ; intermediate tibiae broad, 



angulate externally, appendiculate Species 22, 



15 (14), Apical joint of antennEe undilated. 



16 (17). Anterior femora Avith a small tooth at base ; 



anterior trochanters toothed (except in 

 Nos. 26-28) ; intermediate femora excavate 

 at base beneath (except in Nos. 26, 27) ; 

 intermediate tibiae broad and appendiculate 

 (except in Nos. 26, 28) Species 23-28. 



17 (16). Anterior femora without basal tooth, 



18 (21). Intermediate tibiae broad, more or less dis- 



tinctly appendiculate. 



19 (20). Intermediate femora angulate ; anterior tro- 



chanters toothed (except in No. 29) Species 29-32, 



20 (19). Intermediate femora not angulate (anterior 



femora penicillate at base in No. 35 ; an- 

 terior trochanters toothed in Nos. 33, 38 ; 

 intermediate femora foveate at base be- 

 neath in No. 44 ; wings abbreviated in $ $ 

 Nos. 33, 34) Species 33-44. 



21 (18). Intermediate tibiae narrower, not appendicu- 



late ; intermediate femora not angulate 

 (except in Nos. 45, 52, 55) ; anterior tro- 

 chanters toothed in Nos. 45, 49, 52, 54 ... . Species 45-57, 



22 (1). Anterior tarsi simple ; intermediate tibiae 



broad, appendiculate. [Subgen. Paea- 

 Tixus, Ab.] 



23 (24). Anterior trochanters toothed Species 59-62, 



24 (23). Anterior trochanters unarmed (wings abbre- 



viated in 5 $ Nos. 65-67) Species 63-67, 



1. Hapalochrus sumtuosus. 



Apalochrus sumtuosus, Boh. Ins. Caffraria, i. p. 458 ( cJ $ ) (1851). 

 Hapalochrus sumtuosus, Paring; Trans, S. Afr. Phil. Soc. vi, 2, p. 46 



(1892). 

 Hapalochrus (Hapaloclirops) sumptuosus, Bourg. in Sjostedt's Kili- 



maudjaro-Meru Exped. i. Abt. 7, No. 10, p. 130, t. 3, fig. 13 (c?) 



(1908). 



* H. opuleidus, Pering., belongs to this section. 



