66 micexophilidjE. 



22. Platyura flavomarginata, sp. nov. 



(S . Head black, palpi yellow, scape, base ol: 1st flagellar joint, 

 and underside of one or two succeeding joints, brownish yellow, 

 rest of flagelhnn black. lliorax dark, moderately shining 

 niahogany-browi), with a little grey dusting vie^ved from certain 

 directions ; indistinctly marked with tlu-ee stripes ; lateral 

 margins a little brown, shoulders yellow. fScutellum, metanotum, 

 and pleurae dark brown. Abdomen black, pubescent, posterior 

 margins of segments rather broadly yello\A', 1st segment and 

 tip wholly black. Belly similar. Genitalia distinct, black, hairy, 

 having a pair of pointed claspers and a smaller yellow internal 

 organ. Lecjs pale yellowish, tibice brownish yellow, tarsi black. 

 Wings pale yelloAv ; halteres broA\-nish yello\A-. 



Length 4^ millim. 



Described from a single male in the Indian Museum from 

 Naiui Tal, 6000 feet, 3. vi. 09. 



23. Platyura fumipes, sp. nov. 



Head yello^A^sh. Proboscis blackish above at the base. Frons 

 shining dark brown, with a median impressed line ; back of head 

 still darker brown. Anteimal scape yello^^•, flagelhnn Avholly 

 black. Thorax : prothorax yellow, distinctly delineated from the 

 rest of the thorax, Mliich is blackish. Black hairs on the yellowish 

 shoulders. Dorsum dark grey, with rather thick but short black 

 hairs ; the usual three black stripes, a little indistinctly outlined 

 but easily visible when seen from behind. VieMed from in front 

 the dorsum appears mainly liglit grey. Sides of thorax blackish, 

 wdth a slight grey reflection. Abdomen blackish, Avith short pale 

 hairs, posterior borders of segments distinctly but not widely pale 

 yellowish. Belly similar. Legs : coxae bro^^nish yelloA'S", A\"ith a 

 short blackish streak at the tip, on anterior side on the fore pair, 

 on outer side on posterior coxae. Femora dirty yellow, a little 

 black at the base and tips, especially on the hind pair. Tibiae and 

 tarsi pale smoky yellow. Wings grey ; veins very distinct, black, 

 venation normal. Halteres bro-\\nish yellow. 



Length 8 millim. 



Described fron one male from Peradeniya, Ceylon, 22. vii. 10. 



Ty2^e in the Indian Museum. 



Genus ISONEUROMYIA, gen. nov. 



This genus approximates most closely to Platyura. The 

 characters are as follows : — 



Head : antennae considerably flattened, rather more so than in 

 Platyura, scapal joints cup-shaped, subequal ; the fourteen flagellar 

 joints subequal, the last one a little longer, the first much narrowed 



