84 MB. walkeb's catalogue of diptebotts insects 



transverse vein nearly straight and upright, parted by full one-fourth of 

 its length from the border, and by about its length from the prsebrachial 

 transverse which is undulating and very oblique. 



111. Stetjmeta CONFormis, n. s., fcem. Cervina, thoracis vittis duabus, meta- 

 thorace et pectoris disco nigricantibus, pedibus testaceis, ahs limpidis fusco- 

 quadrifasciatis. 



Female. Fawn-colour. Thorax with two blackish stripes. Metathorax and 

 disk of the pectus blackish. Legs and halteres testaceous. Wings limpid, 

 pale brown along the costa, and with four pale brown bands ; 1st and 2nd 

 bands connected hindwardj veins black, testaceous towards the base. Length 

 of the body 4 lines j of the wings 7 lines. 



Singapore. 



G-en. Valonia, n. g. (Plate I. fig. 6.) 



F&m. Corpus sat angustum, pubescens. Caput antice subdilatatum. An* 

 tennce breviusculse j articulus 3 U8 longi-conicus ; arista pubescens. Abdomen 

 fusiforme, thorace paulld longius. Pedes sat robusti. Ala angustse, obscurse, 

 maculis limpidis. 



Allied to Flatystoma. — Female. Body rather narrow, dull, pubescent. Head 

 as broad as the thorax, slightly dilated in front j epistoma not prominent. 

 Proboscis and palpi short. Antennae rather short, not reaching the epistoma ; 

 3rd joint elongate-conical ; arista pubescent. Abdomen fusiform, a little 

 longer than the thorax. Legs rather stout, especially the hind pair. Wings 

 narrow, dark with limpid spots j subcostal vein ending at before one-third 

 of the length of the wing ; mediastinal ending at much beyond half the 

 length ; radial ending at a little before three-quarters of the length ; cubital 

 and subanal hardly .undulating, the former ending at a little in front of the 

 tip of the wing ; discal transverse vein straight and upright, parted by less 

 than half its length from the border, and by a little less than its length from 

 the prsebrachial transverse. 



112. Valonia complicata, n. s., fcem. Obscure cinerea, capite testaceo, 

 thorace nigro-punctato, abdomine guttis quatuor lateralibus albis tomen- 

 tosis subtus testaceo, pedibus fulvis, femoribus posterioribus tibiisque 

 posticis nigris, ahs subcinereis guttis plurimis limpidis. 



Female. Dark grey. Head and appendages testaceous. Thorax punctured 

 with black ; humeral calli black, shining. Abdomen with two white tomen- 

 tous dots on each side ; underside testaceous. Legs tawny j posterior femora 

 black, with tawny tips ; hind tibise blackish except at the base. Wings 

 greyish, with very numerous limpid dots, blackish and without dots along 

 more than half the length of the costa ; veins black. Halteres testaceous. 

 Length of the body 3 lines ; of the wings 5 lines. 



Malacca. 



Gren. Sophiea, n. g. (Plate II. fig. 1.) 



Fcem. Corpus sat angustum, pubescens. Caput thorace paulld angustius. 

 Antennarum articulus 3 US longiusculus, sublanceolatus j arista plumosa. 



