28 
MR. WALKER’S CATALOGUE OF DIPTEROUS INSECTS 
half its length from the border. AIul® greyish. Length of the body 2£ 
lines ; of the wings 5 lines. 
Mount Ophir, at the height of 4000 feet. 
94. Aricia patula, n. s., mas. Nigra sat lata, antennis, thoracis lateribus, 
abdomine pedibusque fulvis, abdominis apice tarsisque nigris, ahs cinereis. 
Male, Black, rather broad. Eyes bright red. Antennse, sides of the thorax, 
scutellum, abdomen and legs tawny. Abdomen hardly longer than broad, 
black towards the tip. Tarsi black. Wings and alulse grey ; veins black, 
tawny towards the base ; cubital and prsebraclxial veins diverging for more 
than two-thirds of their length from the prsebrachial transverse, parallel 
from thence to their tips ; diseal transverse vein very oblique, curved 
inward near its hind end, parted by more than half its length from the 
border, and by very little more than its length from the prsebrachial trans- 
verse vein. Length of the body 3$ lines ; of the wings 7 lines. 
Singapore. 
Subfam. Helomyzibes, Fallen. 
Gen. Xarnuta, n. g. {Plate I. fig. 4.) 
SelomyzcE affinis ; mas et fcem. Corpus sat latum. Antennarum articu- 
lus 3"* linearis ; arista nuda. Femora antica subtils tenuiter spinosa. Alee 
latiuscuUe. 
Allied to Helomyza. Male and Female, Body rather broad. Third joint 
of the antennae linear, rounded at the tip ; arista bare. Fore femora with 
slender spines. Wings somewhat broad ; diseal transverse vein slightly 
oblique, parted by much less than half its length from the border, and by 
about its length from the prsebrachial transverse vein. 
95. Xarnuta leucoteltts, n. s., mas et fcem. Ferrugineo -fulva, antennis 
testaceis, pedibus fulvis, alis nigro-fuscis apice albis, margine postico sub- 
cinereo. — Foem. Abdominis apice nigro. 
Male and Female. Ferruginous tawny, with black bristles. Head rather 
paler. Antennae testaceous ; arista blaek. Legs tawny j fore femora with 
black spines beneath. Wings blackish-brown, greyish along the hind border 
for more than half the breadth and less than half the length from the base ; 
extreme tips white ; veins black. Alulae whitish testaceous. 
Female. Tip of the abdomen black. Length of the body 3 J lines ; of the 
wings 7 lines. 
Singapore. 
Gen. Helomyza, Fallen. 
96. Helomyza inteeeuns, n. s., mas. Fulva, capite metathorace pectore 
pedibusque testaceis, abdominis maculis transversis nigricantibus, tarsis 
ferrugineis, alis subcinereis apices versus et apud venam transversam dis- 
calem fuscis. 
Male. Tawny with black bristles. Head, metathorax, pectus, legs and hal- 
teres testaceous. Abdomen with a transverse blackish mark on the disk of 
each segment towards the tip. Tarsi somewhat ferruginous. Wings 
slightly greyish ; tips brown, which hue is darkest in front ; veins tawny, 
