98 



MEMOIRS OF THE QUEENSLAND MUSEUM. 



Abdomen dark or purple 



Marginal cell and beyond with a strong brown cloud ; abdomen rich purple 



Marginal cell, &c., not thus clouded 



Male, with brilliant white hair on each side of face 



Females 



regalis Ckll. 



G. 



facialis Ckll. 



7. Antenna with flagellum dull red beneath ; area of metathorax dull ; abdomen purplish 



plebciu-i Ckll. 

 Antennse with flagellum dark ; area of metathorax shining . . . . . . . . . . 8. 



8. Wings brownish ; scutellum with no median sulcus . . . . . . incomptu.s Ckll. 



Wings clear ; scutellum with a shallow median sulcus . . . . . . feciifivfs- Ckil. 



9. Abdomen with at least the middle segments red . . . . . . . . . . . . 10. 



Abdomen with the middle segments not red . . . . . . . . . . . . . . II. 



10. Abdomen entirely red . . . . • . • • • • • ■ • ■ • • truncatulus Ckll. 

 Abdomen black at base and apex . . • . ■ • • • . . • . apicalis Ckll. 



11. Abdomen clavate, with broad ferruginous banfls .. .. .. uomadiformis CkU. 



Abdomen otherwise • • • • • ■ • • • • • • • • • • • • ■12. 



\-2. Face with bright golden fulvous hair .. .. .. .. .. mirescens Ckl\. 



Face with largely black hair . - . . • . ■ • • • • • • ■ ihscurnn t^mith 



Face with white hair . . • . • ■ • • • ■ ■ • • • • • • . . 13 



13. Abdomen rough and closely punctured ; hind margins of segments broadly brown J'allax Ckll. 

 Abdomen smoother and feebly punctured . . . . . - • . . . - . . . 14. 



14. Clypeus ordinary, convex . . . . . . • . . . • • • ■ • ■ scitulus Ckll. 



Clypeus depressed and polished in middle •• •• .. •• •• spectdifeins CkU. 



