956 THE ENTOMOLOGIST. 
abdominal segments tawny. Tibize dingy whitish towards 
the base. Wings dark cinereous; veins black, partly and 
slightly bordered with brown; branch of the cubital vein 
forming a very slightly obtuse angle which emits a branch. 
Halteres whitish. Length of the body 73 lines. Hor 
Tamanib. 
4. T. politus. Female.—Black. Vertex with whitish tomentum 
and with a whitish band, which adjoins the deep black shining 
convex part on which the antenne are seated; under side 
clothed with white hairs. Eyes with extremely small facets. 
Palpi white. Third joint of the antenne not angular above. 
Thorax and pectus with cinereous hairs. Abdomen with two 
rows of oblique elongated cinereous spots; two spots on each 
segment. Four posterior tibia and tarsi cinereous; fore 
tibiz striped with whitish above, except towards the tips. 
Wings cinereous; veins and stigma black; branch of the 
cubital vein forming an obtuse and much rounded angle near 
the base. Halteres tawny. Length of the body 5 lines. Hor 
Tamanib. 
5. J. pallescens. Kemale.—Black. Head with hoary tomen- 
tum ; vertex with two small shining calli, the fore one broader 
than the hind one, with which it is connected by a line. 
Eyes neous, with extremely small facets. Palpi white. 
Antenne tawny, slender, piceous towards the tips; third 
joint slightly angular above. Thorax with four cinereous 
stripes; sides mostly tawny. Abdomen ferruginous, with 
three cinereous stripes. Coxz and femora piceous; tibize 
dingy whitish, black towards the tips; four posterior tarsi 
piceous, whitish towards the base; fore tarsi black. Wings 
cinereous; veins black, whitish at the base; branch of the 
cubital vein forming a very obtuse and rounded angle near 
the base. Halteres white. Length of the body 5 lines. Tor. 
Fam. Panconina.—Gen. Paneonta, Latr. 
6. P. zonata. Male and female.—Black. Head and thorax 
with cinereous tomentum. Head tawny, with a small shining 
black callus on each side in front; under side thickly clothed 
with white hairs. Proboscis black, rather more than half the 
length of the body. Antennz and legs tawny. Abdomen 
brown; basal half testaceous; hind borders of the following 
segments tawny. Wings brown; first branch of the cubital 
