36 



behind the 1st ; 3rd on the costa near the tip ; 4th larger, apical, near the 

 5th, which is on the hind border. Length of the body 5 lines ; of the wings 

 10 lines. 

 Singapore. 



Gen. Xieia, n. g. (Plate II. fig. 2.) 



Mas. Corpus metallicolor, subsetosum. Caput latiusculum. Palpi longiusculi. 

 Antenna breves ; articulus 3 US sublinearis ; arista late plumosa. Thorax ro- 

 bustus. Abdomen lineare, thorace paullo longius et multo angustius. Pedes 

 longiusculi, sat vaKdi. Alee mediocriter longse latseque. 



Male. Body metallic, slightly setose. Head rather broad, hardly narrower than 

 the thorax ; epistoma not prominent. Proboscis short. Palpi porrect, rather 

 long and stout. Antenna? short, not nearly reaching the epistoma ; 3rd joint 

 almost linear ; arista deeply plumose, much more than twice the length of the 

 3rd joint. Thorax stout. Abdomen linear, a little longer than the thorax and 

 about half its breadth. Legs rather long and stout. Wings moderately long 

 and broad ; subcostal vein ending at rather beyond one-third of the length ; 

 mediastinal ending at very much beyond half the length ; radial ending at 

 beyond five-sixths of the length ; cubital ending at hardly in front of the tip ; 

 discal transverse nearly straight, slightly oblique, parted by about half its 

 length from the border, and by rather more than its length from the pree- 

 brachial transverse. 



115. XnnA antica, n. s., mas. Purpurea, capite nigro, antennarum articulo 3° 

 ferrugineo, pedibus testaceis, tibiis nigris, tarsis albis anticis ferrugineis, alis 

 sublimpidis apice nigricantibus maculis costalibus albis et nigricantibus. 



Male. Purple. Head and appendages black. Third joint of the antennse ferru- 

 ginous. Legs testaceous ; tibiee black ; fore tarsi ferruginous ; posterior tarsi 

 white, with brown tips. Wings nearly limpid, with two white and two blackish 

 spots on the costa ; tips blackish ; veins black, testaceous along the costa. 

 Halteres whitish. Length of the body 4 lines ; of the wings 8 lines. 



Mount Ophir. 



Subfam. Achiides, Walk. 

 Gen. Achias, Pair. 



116. Achias maculipennis, Westw. Oriental Entomology \ 38. pi. 18. f. 4. 

 Singapore. Inhabits also Java. 



Subfam. Diopsides, Walk. 

 Gen. Diopsis. 



117. Diopsis qtjinquegttttata, n. s., foem. Nigra, proboscide pedibusque 

 fulvis, his ex parte fuscescentibus, alis nigricantibus basi apice guttisque quin- 

 que sublimpidis. {Plate II. Jig. 7.) 



Female. Black, shining. Proboscis tawny. Petioles of the eyes about half the 

 length of the thorax. Scutellum with two spines, which are more than half the 

 length of the thorax. Legs tawny, partly shaded with brown. Wings blackish, 

 nearly limpid at the base and at the tips, and with two interrupted nearly 



