eneath. Head with minute tubercles
on each side of the front, frontalia piceous, linear; thorax with an
aeneous stripe on each side in a line with the base of the wings, and
with numerous points between these lines and the disk; abdomen pale
tawny, with three aeneous bands on the hind borders of the segments; legs
testaceous, tibiae towards the tips and femora aeneous; wings greyish,
with blackish tips, praebrachial vein forming an obtuse and much-rounded
angle at its flexure, from whence it is almost straight to its tip,
discal transverse vein parted by about half its length from the border
and by about its length from the flexure of the praebrachial; alulae very
slightly cinereous; halteres testaceous. Length of the body 3-1/2 lines;
of the wings 6 lines.

Gen. MUSCA, _Linn._

96. MUSCA GLORIOSA, n. s. (genus Silbomyia, _Macq._) _Foem._
Cyaneo-viridis, capite laetissime aurato frontalibus atris, antennis
pedibusque nigris, thorace vittis quatuor cupreis, pectore maculis
quatuor albis, abdomine viridi-cyaneo, vitta tenui purpurea, alis
cinereis apud costam nigris, alulis albis.

_Female._ Golden green. Head brilliantly gilded, frontalia deep black,
widening towards the face; a brilliantly-gilded lanceolate streak
between the antennae, which are black; epistoma piceous, slightly
prominent; thorax with four cupreous stripes; pectus with four white
tomentose spots; abdomen greenish blue with a very slender purple
stripe; legs black, femora blackish green; wings grey, black for full
one-third of the breadth from the costa, praebrachial vein forming a very
obtuse angle at its flexure, from whence it is nearly straight to its
tip, discal transverse vein very slightly undulating, parted by less
than half its length from the border, and by more than half its length
from the flexure of the praebrachial; alulae pure white. Length of the
body 6 lines; of the wings 12 lines.

97. MUSCA OPULENTA, N. S. (genus Silbomyia, _Macq._) _Foem._
Aureo-viridis, Capite Aurato, Frontalibus atris, antennis piceis,
thorace vittis quatuor subobsoletis cupreis, pectore maculis duabus
albis, alis cinereis apud costam nigris, alulis albis.

_Female._ Golden green. Head brightly gilded, frontalia deep black,
linear, epistoma piceous, slightly prominent; antennae piceous; thorax
with four almost obsolete cupreous stripes; pectus with a spot of white
tomentum on each side; abdomen with a very indistinct cupreous stripe;
tibiae and tarsi black; wi