South African and Oriental Asiliiiae. 40 



A species with yellowish pubescence on the :ib<l<jmeii. 

 Lei^s reddish yellow. Muustaciie black and yellow. 



Length 10 mm. 



Face covered with glistening yellow tonientiun ; the 

 tubercle lar>,'e, covered i)y the black iind yellow bristles of 

 the moustacht'. Puljii black-lmired. Antenncc reddish 

 luown, the thinl joint darker, tin; fust two joints with black 

 hairs, the third short, barely as long as the first joint ; the 

 arista nearly twice as long as the joint itself. Thorax 

 blackish brown, with dark stripes and greyish-yellow tonien- 

 tuni; pubescence black. Scutellum denU'led, yellow soft 

 hairs are present. Abdomen brownish, with fidvous toiuen- 

 tuni and yellow iiairs on the se;i;rnentafions which are pale 

 in coloui'; the yellow hairs are thick at the sides, the last 

 segment almost bare, with a little black pubescence ; the 

 ovipositor shoit; underside with some soft yellow hairs. 

 Lfiqs with traces of a black stripe on the femora; tarsi black. 

 Winys tinged yellow, tlie posterior branch of the third vein 

 bent inwards a little ; the other branch has a very short 

 appendix at its base. 



Aiilus supervenlens, ? , Walker. 

 Proc. Linn. Soc. London, iii. p. 1J8 (1859). 



Type (female) from Key Island. 



A njedium-sized greyish-black species. Anteniife blackish. 

 ]\Ioustache black and yellow. Legs red ; femora with black 

 stripe. 



Length 20 mm. 



Face with golden tomentum, the tubercle on the lower 

 ]-)art of the face. Palpi black-haired. Antennoi with the 

 first two joints black, with black bristly hairs, third joint 

 wanting. Forehead with black bristly hairs. Thorax 

 blackish, with grey tomentum and black pubescence ; stripes 

 are apparent and black bristles are present posteriori v. 

 Scutellum with black hairs and two stout black bristles. 

 Abdomen brownish, covered with yellow tomentum and black 

 pubescence ; ovipositor very short, yellow bristles at sides of 

 abdomen. Le(js reddish yellow ; femora with black stripes 

 not quite reaching the apex ; the tarsi, excepting the ineta- 

 tar.-i, all black, bristles all black. 11 'j/j^s clear, grey at a[)ices 

 and on fore borders. 



A female from the New Hebrides is very near this male. 



Ann. cfc May. jS\ Hist. Scr. 0. Vol. x. 4 



