COLLECTED AT SINGAPOKE AND MALACCA 35 



Abdomen subfusiforme, apice attexmatum, thorace paulld longius. Pedes 

 graciles. Alee longiusculae, sat angustae, venis limbatis. 



Female. Body rather narrow, dull, pubescent. Head a little less broad than 

 the thorax ; epistoma not prominent. Proboscis and palpi short. An- 

 tennae not reaching the epistoma; 3rd joint rather long, sublanceolate ; 

 arista plumose. Abdomen subfusiform, somewhat attenuated at the tip, a 

 little longer than the thorax. Legs slender. Wings rather long and narrow ; 

 subcostal vein ending at before one-third of the length of the wing ; media- 

 stinal ending at much beyond half the length ; radial ending at about seven- 

 eighths of the length ; cubital ending at very little in front of the tip ; discal 

 transverse vein straight, hardly oblique, parted by one-fourth of its length 

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

 brachial transverse. 



This genus seems to be somewhat allied to the Helomyzides. 



113. Sophiea venusta, n. s., fcem. Testacea, thoracis fascia metathorace ab- 

 dominisque fasciis tribus maculisque duabus subapicalibus nigris, tibiis fus- 

 cescentibus, alis limpidis venis fusco-limbatis. 



Female. Testaceous. Thorax with a black band between the wings. Metathorax 

 black. Abdomen with three black bands, and with a black subapical spot on each 

 side. Tibiae brownish ; tarsi tawny. Wings limpid, lurid in front, striped with 

 brown along most of the veins ; veins black, tawny towards the base ; cubital 

 vein minutely setose towards the base. Length of the body 4 lines ; of the 

 wings 8 lines. 



Gen. Rioxa, n. g. {Plate II. fig. 3.) 



Fcem. Corpus angustum, pubescens. Caput sat parvum, thorace multd angustius. 

 Antennarum articulus 3 US sublinearis ; arista rard plumosa. Thorax longi, 

 ovatus. Abdomen fusiforme, thorace multd angustius, vix longius. Pedes 

 graciles, antici breves. Alee longae, mediocriter latae, obscurae, guttis albis. 



Female. Body narrow, dull, pubescent. Head rather small, much less broad 

 than the thorax ; epistoma not prominent. Proboscis and palpi short. An- 

 tennae not reaching the epistoma ; 3rd joint almost linear, moderately long ; 

 arista thinly plumose. Thorax elongate-oval. Abdomen fusiform, much nar- 

 rower, but hardly longer than the thorax. Legs slender ; fore legs short. Wings 

 long, moderately broad, dark with white dots ; radial vein ending at rather in 

 front of the tip of the wing ; discal transverse vein almost straight, very oblique, 

 parted by about one-fourth of its length from the border, and by somewhat 

 less than its length from the praebrachial transverse. 



114. Eioxa lanceolata, n. s., foem. Cervina, thorace nigro-quadrivittato, ab- 

 domine nigro vitta dorsali cervina, pedibus testaceis, alis nigricantibus striga 

 discali guttisque quinque albis. 



Female. Fawn-colour. Proboscis, legs and halteres testaceous. Thorax with two 

 blackish stripes on each side, the outer pair shortened hindward. Abdomen 

 black, with a fawn-coloured dorsal stripe which is attenuated hindward, and 

 does not extend to the tip. Wings blackish, almost limpid along the hind 

 border for more than half the length from the base, with a white discal streak 

 and with five white dots j 1st dot in a line with the streak ; 2nd very minute, 



3* 



