394 



Dr. Malcolm Cameron on, 



— 3rd joint of the antennae distinctly 

 shorter than the 2nd; species smaller 

 (1-3-1.-75 mm.). 



6. Head and thorax with metallic copper- 



bronze reflex 



(120) purpiirascens Cam. 



— Head and thorax without metallic reflex. 7. 



7. Species in great part testaceous, the head 



and 5th and 6th abdominal segments 



black ...... puiridida Kr. 



— Species obscurely coloured, black, pitchy 



or brown. 8. 



8. Thorax slightly transverse . . . (116) ^^icea Cam, 



— Thorax distinctly transverse. 9. 



9. Antennae lighter at the base. 10. 



— Antemiae entirely dark. 11. 



10. Species shining, more depressed; 4th 



joint of the antennae but slightly 

 broader than long, q : 8th dorsal 

 segment of the abdomen truncate ; 6th 

 ventral segment produced, narrowed 

 and rounded at the apex . . . {118) ?nalayana Ca,m. 



— Species with greasy lustre only, less 



depressed; 4th joint of the antennae 

 distinctly transverse. ^ : 8th dorsal 

 segment of the abdomen truncate 

 on either side with a small tooth . inutilis Kr. 



11. Intermediate tibiae with a distinct seta 



near the middle. (^ : 8th dorsal seg- 

 ment of the abdomen truncate; 6th 

 ventral segment a little produced, 

 narrowed and rounded . . . {Wd) vulgaris Ca.m.. 



— Intermediate tibiae without distinct seta ; 



(^ : 8th dorsal segment of the abdomen 

 with deep and broad semicircular 

 eraargination of the posterior borders. (117) melata Cam. 



12. Sides of the thorax uniformly rounded, 



the lateral setae feeble or absent, the 

 epipleurae not visible when viewed 

 laterally; abdomen in some thickly 

 punctured and pubescent through- 

 out. 17. 



— Sides of the thorax contracted behind, 



the lateral setae distinct.; the epi- 

 pleurae visible when viewed laterally ; 



