the Dasytinae of South Africa. 369 



3 (10). Body in part or wholly black or 



metallic. 



4 (5). Prothorax, outer margin of elj'tra, and 



legs testaceous ; antennae elongate ; 

 upper claw of anterior tarsi greatly 

 elongated Species 1. 



5 (4). Prothorax and legs in great part or 



wholly infuscatc. 



6 (9). Elytra not fasciate, immaculate or with 



margins testaceous. 



7 (8). Elytra infuscate or black .... Species 2-6. 



8 (7). Elytra with one or both margins 



testaceous Species 7, 8. 



9 (6). Elytra flavo-fasciatc ; legs in part or 



wholly infuscate Species 9-12. 



10 (3). Body in part and legs testaceous; 



elytra usually maculate or fasciate, 

 rarely immaculate (sometimes 

 piceous with the margins and apex 

 testaceous in *^'$). 



11 (12). Antennae short, serrate, or subserrate ; 



head enormous^ developed or large Species 13-17. 



12 (11). Antennae relatively longer and more 



slender ; head smaller : species 



small Species 18. 



13 (2). Upper surface finely pubtsc n(, without 



intermixed longer hairs; elytral 

 sculpture very fine, sericeous. 



14 (1.5). Body uniformly caeruleous . . . Species 19. 

 1.5 (14). Body black or piceous. 



16 (17). Elytra with apex testaceous; head 



shorter Species 20. 



17 (16). Elytra with both margins testaceous; 



head longer and narrower, sub- 

 rostrate; prothorax tri&ulcate, 

 elongate Species 21. 



18 (1). Head strongly rostrate, narrovf, the 



post-ocular portion elongate; body 

 metallic, the elytra testaceous at 

 tip Species 22, 23. 



1. Pagurodactylus flbulatus, u. sp. 



$. Elongate, narrow, shining, clothed with decumbent pallid 

 pubescence intermixed with long, erect, bristly hairs; black, the 



