MU. WALKER ON DIPTEBA COLLECTED AT MAKESSAR. 153 
and another along the sulmual vein. Var. (, Male. Abdomen with 
a black interrupted subapical band. Length of the body 3-6 lines ; of 
the wings 5-10 lines. 
This species is closely allied to D. ferrugineus and to D. trivittatus, but 
may be distinguished by the luteous hue along the costa. 
185. Dacus diffusus, n. s. Fcem. Testaceus, facie nigro fasciata, 
palpis nigro notatis, thoracis vittis duabus angustis abbreviate et 
metathoracis fasciis duabus angustis nigris, abdomine fusiformi, alis 
subcinereis apud venas fuscescente subnebulosis. 
Female. Testaceous, not shining ; head paler about the eyes, with a 
black baud on the face near the epistoma ; palpi with a black mark 
on each outer side ; antennae reaching the epistoma ; 3rd joint linear, 
rounded at the tip, more than four times the length of the 2nd ; arista 
bare ; thorax with two narrow abbreviated black stripes ; metathorax 
with two slender black bands ; abdomen fusiform, narrower and a little 
longer than the thorax ; legs moderately long j wings slightly greyish, 
irregularly clouded w ith very pale brown about the veins ; the latter 
black, testaceous towards the base; discal transverse vein straight, 
upright, parted by about one-fourth of its length from the border, and 
by much less than its length from the praebrachial transverse, which 
is undulating and very oblique. Length of the body 4 lines ; of the 
wings 7 lines. 
186. Dacus fulvitarsis, n. s. Fcem. Niger, longiuseulus, capite apud 
oculos albo, antennis piceis, abdomine lauceolato, femoribus basi fulvis, 
metatarsis subdilatis, tarsis posterior’bus fulvis, alis cinereis nigricaute 
nebulosis, halteribus testaceis. 
Female. Black, rather long and narrow ; head u hite about the eyes ; 
face small ; antennae piceous, short ; 3rd joint nearly round, a little 
longer than broad ; arista long, bare ; thorax elongate ; abdomen lan- 
ceolate, longer than the thorax ; femora tawny at the base ; metatarsi 
slightly dilated ; posterior tarsi tawny, with black tips ; wings grey, 
partly clouded with blackish; veins black; discal transverse vein 
straight, upright, parted by about twice its length from the border, 
and by about thrice its length from the praebrachial transverse ; hal- 
teres testaceous. Length of the body 2\ lines ; of the wings 4 lines. 
Gren. Callantra, n. g. 
Fcem. Corpus convexum. Caput thorace vix angustius. Palpi distiucti, 
porrecti. Antennee long®, petiolo aut articulo 1° communi, arista 
nuda. Thorax brevis. Abdomen petiolatum, postice ovatum et valde 
convexum, subtus concavum. Pedes medioeres. Alee sat angustsc. 
Female. Body convex. Head almost as broad as the thorax ; face ver- 
tical ; palpi distinct, porrect ; antennae long, seated on a common 
petiole or first joint, with which the succeeding part forms a right 
angle ; 3rd joint very slightly increasing in breadth from the base to 
