WAIGIOU, MYSOL, AND NORTH CERAM. 227 



Subfam. Muscides, W^alk. 

 Gen. SiLBOMTiA, Macq^. 



23. Silbomyia costalis. Walk. See Vol. V. p. 159. 



Gen. MuscA, lAnn. 



24. Musca obscurata, Walk. See Vol. III. p. 105. 



Subfam. Helomyzides, Fallen. 



Gen. Drtomyza, Fallen. 



25. Dryomyza semicyanea. Walk. See Vol. III. p. 109. 



Gen. Xarnuta, Walk. 



26. Xarnuta leucotelus. Walk. See Vol. I. p. 28. 



Subfam. Ortalides, Holiday. 



Gen. A DRAMA, Walk. 



27. Adrama selecta. Walk. See Vol. III. p. 118. 



Gen. Strumeta, Walk. 



28. Strumeta concisa, n. s. F(Em. Fulva, subtus albido-flava, tho- 

 racis lateribus piceis, scutello albido-flavo, abdomine nigro antice al- 

 bido-flavo, pedibus albido-flavis, alis nigro-fuscis, costa cinereo macii- 

 lata, margine postico cinereo maculis fuscis. 



Female. Tawny, whitish yellow beneath. Antennae not reaching the 

 epistoma ; 3rd joint linear, rounded at the tip ; arista minutely setu- 

 lose. Thorax piceous along each side ; scutellum whitish yellow. 

 Abdomen oval, black, shining, broader, but hardly longer, than the 

 thorax ; basal half whitish yellow. Legs whitish yellow. Wings 

 blackish, brown along the costa and towards the hind border, which 

 is cinereous, with several brown spots ; costa with a few cinereous 

 spots ; veins black ; cubital vein deeply undulating, emitting a branch 

 towards the costa near its tip, which is abruptly curved and joins the 

 costa; discal transverse vein nearly straight, parted by less than half 

 its length from the border, and by about its length from the prae- 

 brachial transverse vein ; halteres pale. Length of the body 2| lines ; 

 of the wings 7 lines. 



Gen. PoTiCARA, Walk. 



29. PoTiCARA TRicuRVATA, n. s. Mas. Nigra, capite antico flavo, 

 antennis rufescentibus, arista plumosa, scutello metathorace pectoreque 

 purpureis aut cyaneis, abdomine fusiformi purpurascenti-cyaneo, pe- 

 dibus piceis, femoribus flavis, alis nigris, lituris costalibus et margina- 

 libus limpidis. 



