AUSTRO-MALAYAN DIPTERA 473 



Euprosopia fusifacies Walk. J. Pr. Lin. Soc. Ill, 113! (Aru). 



One 9, Fly River, N. Guinea, 1876-77 (L. M. D'Alhertis). 



The specimen does not quite agree with the description 

 (especially the head, which seems however spoiled by moisture), 

 nevertheless the identity is not doubtful. 



Euprosopia tigrina n. sp. </■. Black, thorax, with longitudinal 

 bright yellow stripes , abdomen with one such stripe ; wings 

 with three brown crossbands on their distal half; apex brown, 

 coalescent with the third crossband. Long. corp. 8 mm. 



Face and front brov^nish-red : cheeks and orbits of the eyes 

 silvery ; palpi dark brown, reddish at base ; antennae brownish- 

 red ; arista black, reddish at base , short-plumose on its proxi- 

 mal third only. Thorax black, with five fulvous stripes ; one in 

 the middle of the dorsum, running from the collare to the end 

 of scutellum ; one each side between the humerus and the la- 

 teral corner of the scutellum (without encroaching upon the 

 latter) : one each side across the pleurae ; these stripes , espe- 

 cially the three middle ones, have perfectly parallel sides. Pectus 

 grayish hoary in the middle, which 

 color also invades the coxae. Abdo- 

 men black above , with a longi- 

 tudinal pale yellow dorsal stripe, 



of equal breadth ; male genitals Euprosopia Ugrlna. 



black; venter grayish. Legs black; 



first tarsal joints white, their tip black. Wings subhyaline; the 

 distal half with three blackish-brown crossbands, attenuated 

 behind , separated by very narrow intervals along the costa ; 

 apex black, coalescent on the costa with the third band. 

 Hah. Dorei, N. Guinea, Novemb. 1875 {Beccavi) ; one male. 



Achias Albertisi n. sp. ^. Very like the A. longwidens Wk. ; 

 differs principally in the direction of the brown lines of the 

 face and in the posterior crossvein not being clouded with brown. 

 Length 11-12 mm. 



The breadth of the head from end to end of the oculiferous 



