18 me. walker’s catalogtje of dipterous insects 
Gen. Xylota, Meigen. 
59. Xylota conformis, n. s., foem. iEnea, capite femoribusque chalybeis, 
antennis fulvis, thorace testaceo-bivittato, abdominis fasciis duabus latis 
interruptis pedibusque testaceis, alia subcinereis. 
Female, ASneous. Head cbalybeous, with whitish tomentum in front, with 
short white hairs beneath. Proboscis black. Antennae tawny 5 arista 
bare. Thorax with two testaceous tomentose stripes. Pectus with a testa- 
ceous band on each side. Abdomen with two broad interrupted testaceous 
bands. Legs testaceous ; femora cbalybeous ; tarsi with brownish tips. 
Wings slightly greyish ; veins black ; stigma brown. Halteres testaceous. 
Length of the body 5 lines ; of the wings 10 lines. 
Singapore. 
Gen. Milesia, Latr. 
60. Milesia macularis, Wied. Auss. Ztoeifl.. ii. 107. 5. 
Singapore. Inhabits also Java. 
61. Milesia Reinwardtii, Wied. Auss. Ziceifl. ii. 104. 1. 
Singapore. Inhabits also Java. 
62. Milesia yespoides, n. s., mas. Atra, verticis maculA trigonA testaceA, 
abdominis fascia latissima lutea, femoribus posticis ext its apices versus 
ferrugineis, alia fuscis apice laridis margine postico cinereis. 
Male. Deep black. Head with a minute elongate-triangular testaceous spot 
on the vertex ; fore part and humeral ealli shining. Abdomen partly 
clothed with black hairs, with a very broad luteous band which occupies 
'rather more than half the hind part of the 2nd segment and the fore half 
of the 3rd. Hind femora ferruginous on the outer sides towards the tips. 
Wings dark brown, lurid towards the tips, grey along the hind border. 
Halteres pale testaceous. Length of the body 11 lines ; of the wings 22 lines. 
Singapore. 
Gen. Syrphus, Fabr. 
63. Syephus conseqtjens, n. s., mas et foem. Luteus, vertice nigro, antennis 
nigro-vittatis, thoracis disco chalybeo, abdominis fasciis quatuor atris, femo- 
ribus posticis apice necnon tibiis tarsisque posticis nigris, alis subcinereis 
apud costam subfuscis. 
Closely allied to S. ericetorum. — Male and Female. Pale luteous. Head black 
and shining on the vertex by the antennse, pale testaceous in front. Pro- 
boscis tawny. Antennse tawny, with a black dorsal stripe ; arista black. 
Disk of the thorax cbalybeous. Abdomen with four deep black bands on 
the hind borders of the segments. Hind tibiee, hind tarsi, and tips of 
hind femora black. Wings slightly greyish, with a brown tinge along 
the costa ; veins black. Halteres pale testaceous. — Female. Vertical callus 
capitate. Length of the body 4^-5$ lines ; of the wings 10-12 lines. 
Singapore and Mount Opliir. 
64. Syephus duplex, n. s., mas et foern. Chalybeo-niger, gracilis, antennis 
maris pieeis foeminee fulvis, abdominis fasciis tribus interruptis testaceis, 
