DIPTERA. '^-1 1 



frontalia black, broad, linear; epistoina prominent; month iiitchy ; ;?«//« 

 taivnij : feelers pilvhij ; sixth joint black: legs pitchj : wings quite colour' 

 less ; veins tawny, yellow at the base ; praibrachial vein forming a slightly 

 obtuse angle at its flexnre, hardly curved inward from ihence to the tip ; 

 lower cross-vein with two slight curves, the lower inward, less distinct than 

 the other which is outward : aluls white : halteres tawny. Length of the 

 body 3| lines ; of the wings 7 lines. 



East Indies. 



MuscA pRoxiMA, Fern, rf- A^^^-^^^-M*- 



Cyanea; capnt album ; thorax antice viridis, sctdello pvrpiireo ; abdomen 

 purpureum, apicc viride ; antenna nigra, basi fcrruginea ; pedes 

 nigri ; al<c suhcinerece. 



Blue : head with a white covcnng ; frontalia black, linear: eyes bare : 

 pal/pi tawng : feelers black, ferruginous at the base ; third joint not nearly 

 reaching the epistoma : chest mostly green in front; scxUcheon mostly purple : 

 abdomen purple, green towards the tip : legs black : icings slightly gray ; 

 prjebrachial vein forming a slightly obtuse angle at its flexure, slightly bent 

 inward near this, straight from thence to the tip; lower cross-vein with 

 the two curves, the upper one deeper than the lower one: alulae dingy 

 white, with yellowish white borders : halteres pitchy. Length of the body 

 3^ lines ; of the wings 7 lines. 



California. 



/ 



MuscA BiGEMMis, Mas. i- /t'"C^^- *^- Cs 



Purpurea; caput purpureo-piceum ; abdomen apicc aureo-riride ; an- 

 tennce et pedes picea ; al(P. stiUimpida, basi nigricantes. 



Purple: head purplish-pitchy, with a white covering, clothed behind 

 and beneath with short white hairs, luiMd on each side of the face ; epi- 

 stoma prominent ; upper facets of the eye* a little larger than those else- 

 where : mouth pitchy ; palpi ferruginous .- feelers pitchy ; third joint almost 

 reaching the epistoma : chest and abdomen with a slight hoary bloom . 

 abdomen golden-green towards the tip : legs pitchy : wings almost colourless, 

 blackish at the base ; veins black; prabrachial vein slightly curved outward 

 near its flexure, straight from thence to the tip : lower cross-vein with the 



2 Y 



