156 ME. WAL1CEE ON DIPTEBA COLLECTED AT MAKESSAB. 
which part from the hind border, are united on the praebracliial trans- 
verse vein, and there join the costal stripe, the exterior one very short ; 
veins black ; radial vein excessively contorted towards its tip ; cubital 
vein straight till near its tip, where it is inclined hindward, and is 
slightly undulating ; prsebrachial vein very undulating exteriorly ; sub- 
anal vein straight i discal transverse vein very oblique, nearly straight, 
parted by full one-fourth of its length from the border, and by full 
half its length from the prsebrachial transverse, which is straight, up- 
right, and unusually long. Length of the body 7 lines ; of the wings 
16 lines, 
Enicoptera jlava, Macq. (Dipt. Exot. Suppl. 3, 63), the type of this 
genus, inhabits Java, and is closely allied to E. tortuosa, and may be 
a local variety of the latter species, but differs from the character and 
figure. Macquart states that his description was taken from an ap- 
parently immature specimen. 
191. Enicoptera arcuosa, n. s. Mas. Fulva, Ionga, nitens, pubes- 
cens, capite pallide luteo vitta lata biramosa fasciaque antica nigris, 
thoracis lineolis duabus maeulisque duabus anterioribus pectorisque 
lituris duabus nigris, abdomiue fusiformi, alis longis lutescentibus sat 
angustis apices versus fuscis postice cinereis, vitta discali albida, fascia 
exteriore alba antice furcata et arcuata. 
Male. Tawny, long, shining, minutely pubescent ; head pale luteous, 
with a broad black stripe which emits an oblique branch on each side 
to the eye, and with a black band by the epistoma; antennae nearly 
reaching the epistoma j 3rd joint linear, rounded at the tip, thrice the 
length of the 2nd; arista plumose; thorax with two short black lines, 
each with a black spot in front ; pectus w ith a black mark on each side ; 
abdomen fusiform, longer but hardly narrower than the thorax ; legs 
long, hardly pubescent ; wings long, rather narrow', somewhat luteous, 
brown towards the tips, grey along the hind border, with a short 
whitish diseal stripe which terminates in a w'hite band, the latter ab- 
breviated hindward and forked in front, the exterior fork much curved 
and terminating behind the tip of the wing ; veins taw ny, black towards 
the tips; radial vein slightly undulating opposite the prsebrachial 
transverse vein ; the other veins straight ; diseal transverse vein slightly 
oblique, slightly curved outward, parted by full one-third of its length 
from the border, and by nearly twice its length from the prsebrachial 
transverse ; halteres testaceous. Length of the body 6 lines ; of the 
wings 14 lines. 
192. Enicoptera? plagifera, n. s. Foem. Testacea, longiuscula, 
frontis puncto nigro, facie nigricante-cinerea, palpis nigro guttatis, 
antennis luteis, thoracis lineis tribus strigisque duabus exterioribus, 
metatborace pectorisque lituris nigris, abdomiue fusiformi fasciis dua- 
bus basalihus nigris ; alis vitreis longiusculis, strigis duabus basalibus 
fasciis duabus plagaque subapicali fuscis. 
Female. Testaceous, rather long, not shining, with a few black bristles ; 
