s._ Cinerea, capite testaceo guttis
quatuor nigris, antennis nigris basi testaceis arista alba, abdomine
pedibusque fulvis femoribus posticis denticulatis, alis
fuscescenti-cinereis, costa testacea.

_Male._ Cinereous. Head testaceous, with a black dot on each side above
and two more towards the mouth; antennae black, testaceous at the base,
second joint very long, arista white; thorax with four slender
indistinct darker lines, pectus hoary; abdomen and legs tawny, tarsi
piceous, hind femora denticulated; wings brownish cinereous, slightly
testaceous along the costa; halteres testaceous. Length of the body
4-1/2 lines; of the wings 8 lines.

Subfam. LAUXANIDES, _Walk._

Gen. LAUXANIA, _Latr._

118. LAUXANIA DUPLICANS, n. s. _Foem._ Nigro-cyanea, antennis piceis,
articulo tertio longissimo, tarsis basi albidis, tibiis intermediis
sordide albidis, alis limpidis.

_Female._ Blackish-blue, shining. Antennae piceous, third joint very
long, reddish beneath, arista bare; legs black, tarsi whitish towards
the base, middle tibiae dingy whitish; wings limpid, veins pale, discal
transverse vein white, parted by a little less than its length from the
border and by nearly twice its length from the praebrachial transverse;
halteres white. Length of the body 2--2-1/2 lines; of the wings 3-4
lines.

119. LAUXANIA MINUENS, n. s. _Foem._ Nigra, nitens, antennis longis
arista nuda, tarsis albidis, alis sublimpidis, halteribus albis.

_Female._ Black, shining. Third joint of the antennae long, arista bare;
tarsi whitish; wings very slightly greyish, veins pale, of the usual
structure; halteres white. Length of the body 1-1/4 line; of the wings
2-1/2 lines.

Gen. LONCHAEA, _Fallen._

120. LONCHAEA? INOPS, n. s. _Mas et Foem._ Nigra, nitens, antennis piceis
arista plumosa, scutello ferrugineo, tibiis, tarsis halteribusque
fulvis, alis subcinereis.

_Male and Female._ Black, shining. Antennae piceous, third joint short,
arista plumose; scutellum somewhat ferruginous; tibiae;, tarsi, and
halteres tawny; wings slightly greyish, veins pale, discal transverse
vein parted by much less than its length from the border and by nearly
twice its length from the flexure of the praebrachial. Length of the body
1-1/2 line; of the wings 3 lines.

Subfam. ORTALIDES, _Haliday._

Gen. LAMPROGASTER, _Macq._

121. LAMPROGASTER QUADRILINEA, n. s. _Mas et Foem._ Cyaneo-viridis;
capite pedibusque nigris; antennis piceis, basi rufis; thorace vittis