Gen. COENURGIA, n. g.
_Mas._ Corpus gracile. _Caput_ elongatum, antice conicum. _Antennæ_
porrectæ; articulus 3^{us} lanceolatus; arista apicalis, sat robusta.
_Thorax_ linearis. _Abdomen_ fusiforme, thorace vix angustius, non
longius. _Pedes_ longi; femora lata, compressa; tarsi antici articulo
1° dilatato fusiformi. _Alæ_ breviusculæ, sat angustæ.
Allied to _Nerius_. _Male._ Body slender. Head elongate, conical in
front, as broad as the thorax. Antennæ porrect; 1st and 2nd joints
short; 3rd lanceolate; arista rather stout, apical, larger than all
the preceding joints. Thorax linear. Abdomen fusiform, hardly narrower
and not longer than the thorax. Legs long, femora broad, compressed;
fore tarsi with the first joint dilated, fusiform. Wings rather short
and narrow.
214. COENURGIA REMIPES, n. s. _Mas._ Fulva, capite guttis tribus
nigris, antennis basi nigris, arista alba, thorace maculis duabus
nigris, pedibus nigris, coxis femoribusque luteis apice nigris, alis
flavo-cinereis, halteribus apice nigris.
_Male._ Tawny; head with a black spot on the vertex, and with two
black dots on each side, one in front, the other behind; antennæ black
towards the base; arista white; thorax with a black spot on each side
in front; legs black; coxæ and femora luteous, with black tips; wings
grey, tinged with yellow; veins black; cubital vein and præbrachial
vein converging towards the tip of the wing; discal transverse vein
straight, oblique, parted by less than its length from the border,
and by more than twice its length from the præbrachial transverse;
halteres with black knobs. Length of the body 3-1/2 lines; of the
wings 5-1/2 lines.