white hairs behind and beneath, frontalia deep black, widening towards
the face, facialia without bristles, epistoma not prominent; eyes bare;
antennæ almost reaching the epistoma, third joint cinereous, linear,
rounded at the tip, more than four times the length of of the second,
arista slightly stout towards the base, much longer than the third
joint; thorax with four slender black stripes; scutellum ferruginous
along the hind border; abdomen short-conical, with three broad
interrupted cinereous bands; legs rather short; wings grey, veins black,
præbrachial vein forming a slightly obtuse angle at its flexure, from
whence it is almost straight to its tip, discal transverse vein nearly
straight, parted by much less than its length from the border and by a
little less than its length from the flexure of the præbrachial; alulæ
cinereous. Length of the body 3 lines; of the wings 5 lines.
83. MASICERA SIMPLEX, n. s. _Foem._ Nigra, capite albo, frontalibus
atris, thorace cinereo-tomentoso quadrivittato, abdomine fasciis
cinereis late interruptis, alis cinereis.
_Female._ Black, with stout bristles. Head white, with white hairs
beneath, frontalia deep black, linear, face oblique, facialia without
bristles, epistoma not prominent; eyes bare; antennæ almost reaching the
epistoma, third joint cinereous, linear, rather broad, almost truncated
at the tip, about four times the length of the second, arista slender,
very much longer than the third joint; thorax and pectus with cinereous
tomentum, the former with four slender black stripes; abdomen shining,
subelliptical, a little longer than the thorax, with a widely
interrupted cinereous band on the fore border of each segment; legs
stout; wings cinereous; veins black; præbrachial vein forming a very
obtuse angle at its flexure, from whence it is straight to its tip,
discal transverse vein almost straight, parted by hardly less than its
length from the border, and by very much more than its length from the
flexure of the præbrachial; alulæ white. Length of the body 3-1/2 lines;
of the wings 6 lines.
84. MASICERA GUTTATA, n. s. _Foem._ Nigra, capite albo, frontalibus
atris, thoracis vittis tribus pectoreque cinereis, abdomine guttis
lateralibus albis, alis cinereis.
_Female._ Black, with short slight bristles. Head white, frontalia deep
black, widening slightly towards the epistoma, face oblique, facialia
without bristles, epistoma not prominent; antennæ reaching the epistoma,
third joint linear, slightly truncated at the tip, full four times the
length of the second, arista slender; thorax with three cinereous
stripes; pectus cinereous; abdomen elongate-oval, a little longer than
the thorax, a row of white dots along each side on the fore borders of
the segments; wings cinereous, a little darker along the costa towards
the base, veins black, præbrachial vein forming a very obtuse angle at
its flexure, from whence it is almost straight to its tips; discal
transverse vein straight, parted by more than its length from the border
and by nearly twice its length from the flexure of the præbrachial;
alulæ whitish. Length of the body 2-1/2 lines; of the wings 4 lines.
Gen. EURYGASTER, _Macq._
85. EURYGASTER TENTANS, n. s. _Foem._ Nigra, latiuscula, cinereo
tomentosa, capite albo, frontalibus atris, thorace vittis quatuor
nigris, scutelli margine postico ferrugineo, abdomine subtessellato,
alis cinereis apud costam subfuscis.
_Female._ Black, rather broad, with cinereous tomentum. Head white, with
white hairs behind and beneath, frontalia deep black, narrow, widening
towards the face, which is oblique, facialia with bristles along more
than one-third of the length from the frontalia, epistoma not prominent;
eyes pubescent, palpi ferruginous; antennæ extending to the epistoma,
third joint cinereous, hardly widening from the base to the tip, which
is somewhat truncated, arista slender, very much longer than the third
joint; thorax with four indistinct black stripes; scutellum ferruginous
hindward; abdomen conical, not longer than the thorax, with three broad,
slightly interrupted, cinereous bands, second segment indistinctly
ferruginous on each side; legs stout; wings grey, slightly brownish in
front, veins black, testaceous towards the base, præbrachial vein
forming an obtuse angle at its flexure, hardly curved inward from thence
to its tip, discal transverse vein very slightly undulating, parted by
much less than its length from the border and from the flexure of the
præbrachial; alulæ whitish. Length of the body 4-1/2 lines; of the wings
8 lines.
86. EURYGASTER DECIPIENS, n. s. _Foem._ Nigra, aureo-tomentosa, capite
antico argenteo frontalibus atris, antennis ferrugineis, thorace vittis
quatuor nigris, abdomine fulvo subtessellato vitta basali nigra, pedibus
fulvis, alis cinereis.
_Female._ Black, stout, with gilded tomentum. Head silvery white in
front and beneath, frontalia deep black, widening slightly towards the
upright face, the bristles on each side hardly extending to the
facialia, epistoma not prominent; eyes bare; antennæ ferruginous,
extending to the epistoma, third joint linear, somewhat truncated at the
tip, more than four times the length of the second joint, arista
slender, much longer than the third joint; thorax with numerous long
bristles, with four slight black stripes; pectus cinereous; abdomen
tawny, conical, not longer than the thorax, with short stout bristles,
and with three broad, slightly gilded, somewhat interrupted bands, a
short black stripe at the base; legs tawny, stout, tibiæ darker than the
femora, tarsi piceous; wings grey, somewhat darker in front, veins
black, præbrachial vein forming a right angle at its flexure, near which
it is much curved inward, discal transverse vein nearly straight, parted
by more than half its length from the border, and by a little less than
its length from the flexure of the præbrachial; alulæ slightly
cinereous. Length of the body 4 lines; of the wings 7 lines.
87. EURYGASTER PHASIOÏDES, n. s. _Mas._ Nigra, cano-tomentosa, capite
albo frontalibus atris, antennis, scutello, abdomine femoribusque
fulvis, abdomine fasciis duabus posticis albidis vittaque nigra, alis
cinereis basi albis, costa plagaque nigricantibus.
_Male._ Black, with hoary tomentum. Head white, frontalia deep black,
widening towards the upright face, facialia with bristles along more
than half the length from the epistoma, which is not prominent; eyes
bare; palpi testaceous; antennæ tawny, extending to the epistoma, third
joint linear, slightly rounded at the tip, more than four times the
length of the second joint, arista slender, much longer than the third
joint; thorax with four very slender black stripes; abdomen tawny,
short-oval, not longer than the thorax, with a black stripe which does
not extend to the tip, third and fourth segments with a white band along
each fore border; legs very stout, femora tawny; wings cinereous, white
and with testaceous veins at the base, blackish along the costa, and
with a broad black band which is abbreviated hindward, præbrachial vein
forming an obtuse angle at its flexure, from whence it is very slightly
curved inward to its tip, discal transverse vein nearly straight, parted
by much less than its length from the border, and by hardly less than
its length from the flexure of the præbrachial; alulæ whitish. Length of
the body 3-1/2 lines; of the wings 6 lines.
Subfam. DEXIDES, _Walk._
Gen. RUTILIA, _Desv._
88. Rutilia plumicornis, _Guérin, Macq. Dipt. Exot._ 11. 3. 82. 3. Pl.
9. f. 8.
Inhabits also Offak, New Guinea.
89. RUTILIA ANGUSTIPENNIS, n. s. _Foem._ Nigro-viridis, capite cinereo
frontalibus atris, thoracis lateribus subpurpurascentibus, scutello
purpureo, abdomine viridi basi purpureo, tibiis ferrugineis, alis
angustis lanceolatis obscure fuscis basi nigris.
_Female._ Blackish-green. Head cinereous, frontalia deep black, widening
much towards the face, epistoma very prominent, arista stout, bare;
thorax with almost obsolete stripes, purplish along each side; scutellum
mostly purple; abdomen dark green, purple at the base; legs black, tibiæ
ferruginous; wings narrow, lanceolate, dark brown, black towards the
base, præbrachial vein forming a much rounded angle at its flexure, near
which it is slightly curved inward, and is thence straight to its tip,
discal transverse vein very slightly undulating, parted by less than
half its length from the border, and by much more than half its length
from the flexure of the præbrachial; alulæ dark brownish cinereous.
Length of the body 8 lines; of the wings 16 lines.
Gen. DEXIA, _Meigen._
90. DEXIA PECTORALIS, n. s. _Foem._ Testacea, capite pectoreque albis
frontalibus atris, antennis fulvis, thorace cinereo vittis quatuor
nigris, abdomine fulvo apicem versus spinoso fasciis duabus nigris,
pedibus longis tibiis tarsisque nigris, alis cinereis venis subfusco
late marginatis.
_Female._ Testaceous. Head white, frontalia deep black, widening towards
the face, facialia without bristles, epistoma prominent; antennæ tawny,
not reaching the epistoma, third joint of the antennæ long, linear,
arista plumose; thorax cinereous, with four black stripes, of which the
inner pair are much narrower than the outer pair; scutellum tawny
hindward; pectus white; abdomen tawny, with a few spines towards the
tip, hind borders of the third and fourth segments and tips black; legs
long, black, coxæ and femora testaceous; wings grey, veins very broadly
bordered with pale brown, præbrachial vein forming a slightly obtuse
angle at its flexure, between which and its tip it is slightly curved
inward, discal transverse vein undulating, parted by about half its
length from the border, and by a little less than its length from the
flexure of the præbrachial; alulæ cinereous. Length of the body 4 lines;
of the wings 9 lines.
Gen. PROSENA, _St.-Farg._
91. PROSENA ARGENTATA, n. s. _Mas et Foem._ Testacea (mas) aut nigra
(foem.), capite thoraceque argenteis, antennis fulvis, abdomine longo
fasciis vittaque nigris (mas) aut breviore fasciis cinereis lateribusque
basi testaceis (foem.), pedibus nigris femoribus testaceis, alis
subfuscescentibus (mas) aut cinereis (foem.).
_Male and Female._ Head and thorax with bright silvery tomentum,
facialia without bristles, epistoma slightly prominent; eyes bare; mouth
black, testaceous towards the base, full as long as the thorax; antennæ
tawny, not reaching the epistoma, arista plumose; legs black, coxæ and
femora testaceous; wings grey, veins black. _Male._ Testaceous. Pectus
mostly white; abdomen elongate-conical, with slight whitish reflexions,
dorsal stripe and hind borders of the segments black; legs long; wings
brownish towards the costa and about the veins, præbrachial vein forming
a slightly obtuse angle at its flexure, between which and its tip it is
very slightly curved inward, discal transverse vein hardly undulating,
parted by less than half its length from the border, and by less than
its length from the flexure of the præbrachial. Length of the body 5
lines; of the wings 10 lines. _Female_. Black. Pectus silvery; scutellum
deep black; abdomen conical, with broad cinereous bands, first and
second segments with broad interrupted testaceous bands, a testaceous
mark on each side of the third segment at the base; legs rather long,
femora with black tips; præbrachial vein forming a right angle at its
flexure, curved inward from thence to its tip, discal transverse vein
curved inward near its hind end, parted by less than its length from the
border and from the flexure of the præbrachial. Length of the body 3-1/2
lines; of the wings 7 lines.
Subfam. SARCOPHAGIDES, _Walk._
Gen. SARCOPHAGA, _Meigen._
92. SARCOPHAGA COMPTA, n. s. _Foem._ Nigra, cinereo-tomentosa, capite
aurato subtus fulvo piloso, thorace vittis tribus nigris, abdomine
tessellato, alis obscure cinereis.
_Female._ Black, with cinereous tomentum. Head gilded in front, clothed
behind and beneath with tawny hairs, frontalia deep black, hardly
widening towards the face; thorax with three black very distinctly
marked stripes, the middle one dilated on the scutellum; abdomen
distinctly tessellated with six large cinereous excavated spots; wings
grey, præbrachial vein forming a right angle at its flexure, near which
it is much curved inward, and is thence straight to its tip, discal
transverse vein hardly undulating, parted by much less than its length
from the border, and by little more than half its length from the
flexure of the præbrachial; alulæ white. Length of the body 5 lines; of
the wings 10 lines.
93. SARCOPHAGA INVARIA, n. s. _Mas et Foem._ Nigra, cinereo-tomentosa,
capite _maris_ albo, thorace vittis quinque nigris, abdomine tessellato,
alis cinereis.
_Male and Female._ Black, with cinereous tomentum. Thorax with five
black stripes, the lateral pair incomplete; abdomen distinctly
tessellated, the spots being much excavated; wings grey, præbrachial
vein forming a right angle at its flexure, near which it is much curved
inward, and is thence straight to its tip, discal transverse vein hardly
undulating, parted by much less than its length from the border, and by
rather more than half its length from the flexure of the præbrachial;
alulæ white. _Male_. Head silvery white, frontalia deep black, linear;
tomentum of the thorax and of the abdomen more whitish than that of the
female. _Female_. Frontalia slightly widening towards the face. Length
of the body 4--4-1/2 lines; of the wings 8 lines.
Subfam. MUSCIDES, _Walk._
Gen. IDIA, _Meigen._
94. Idia australis, _Walk. Cat. Dipt._ pt. 4. 809.
Inhabits also Australia.
95. IDIA ÆQUALIS, n. s. _Foem._ Ænea, capite subtuberculato, thoracis
lateribus pectoreque albido-testaceis lineis duabus lateralibus æneis,
abdomine fulvo fasciis tribus æneis, pedibus testaccis tibiis apice
femoribusque æneis, alis cinereis apice nigricantibus.
_Female._ Æneous-whitish, testaceous beneath. Head with minute tubercles
on each side of the front, frontalia piceous, linear; thorax with an
æneous 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 æneous bands on the hind borders of the segments; legs
testaceous, tibiæ towards the tips and femora æneous; wings greyish,
with blackish tips, præbrachial 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 præbrachial; alulæ 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 lætissime 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 antennæ, 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, præbrachial 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 præbrachial; alulæ 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; antennæ 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;
tibiæ and tarsi black; wings grey, black along the costa, præbrachial
vein forming a right angle at its flexure, near which it is slightly
curved inward, and is thence straight to its tip, discal transverse vein
undulating, parted by more than half its length from the border and from
the flexure of the præbrachial; alulæ white. Length of the body 4-1/2
lines; of the wings 8 lines.
98. MUSCA MACULARIS, n. s. (genus Chrysomyia? _Desv._) _Mas et Foem._
Aureo-viridis, capite argenteo antice aurato frontalibus atris, antennis
pedibusque nigris, thorace vittis tribus cupreis vix conspicuis,
scutello cyaneo, pectore maculis quatuor lateralibus albo tomentosis,
abdomine viridi-cyaneo maculis quatuor lateralibus albis, alis cinereis
basi nigricantibus, alulis nigricantibus.
_Male and Female._ Golden green. Head brightly gilded, white behind;
antennæ, tibiæ, and tarsi black; thorax with three indistinct cupreous
stripes; scutellum blue; pectus with two white tomentose spots on each
side; abdomen greenish blue with two transverse white spots on each
side; femora blackish-green; wings grey, blackish at the base,
præbrachial vein forming a slightly obtuse angle at its flexure, nearly
straight from thence to its tip, discal transverse vein curved outward
towards its fore end, parted by about half its length from the border,
and by much less than its length from the flexure of the præbrachial;
alulæ blackish. _Female._ Head with a silvery white vertex, frontalia
deep black, linear. Length of the body 56 lines; of the wings 10-12
lines.
99. MUSCA MARGINIFERA, n. s. (genus Lucilia, _Desv._) _Foem._
Viridi-cyanea, capite albido frontalibus atris, antennis pedibusque
nigris, abdominis segmentis purpureo marginatis, alis cinereis basi
subnigricantibus, alulis cinereis.
_Female._ Greenish-blue. Head whitish, frontalia deep black, linear,
face and third joint of the antennæ cinereous; abdomen with a purple
band on the hind border of each segment; legs black; wings grey, almost
blackish at the base, præbrachial vein forming a hardly obtuse angle at
its flexure, between which and its tip it is hardly curved inward,
discal transverse vein nearly straight, parted by about half its length
from the border, and by more than half its length from the flexure of
the præbrachial; alulæ cinereous. Length of the body 4-1/2 lines; of the
wings 9 lines.
100. MUSCA BENEDICTA, n. s. (genus Pyrellia, _Desv._) _Mas._
Aureo-viridis, capite albo, antennis pedibusque nigris, alis cinereis
basi subluridis venis basi fulvis, alulis testaceo-cinereis. _Var._?
Abdominis apice purpureo.
_Male._ Golden green. Head white in front; antennæ and legs black; wings
cinereous, slightly lurid towards the base, veins tawny towards the
base, præbrachial vein curved at the flexure, almost straight from
thence to the tip, discal transverse vein slightly undulating, parted by
full half its length from the border, and by little less than its length
from the flexure of the præbrachial; alulæ cinereous with a testaceous
tinge. _Var._? or a distinct species: darker; abdomen purple at the tip.
Length of the body 3 lines; of the wings 6 lines.
101. MUSCA OBTRUSA, n. s. (genus Pyrellia, _Desv._) _Mas et Foem._
Purpureo-cyanea, antennis pedibusque nigris, alis cinereis, alulis
obscurioribus.
Very nearly allied to _M. refixa_ and to _M. perfixa_, but differing
slightly in the veins of the wings. _Male and Female._ Blue, more or
less mingled with purple. Head black, slightly cinereous in front;
antennæ and legs black; wings grey, veins black, præbrachial vein
forming an almost angular curve at its flexure, nearly straight from
thence to its tip, discal transverse vein very slightly undulating,
parted by little more than half its length from the border, and by about
its length from the flexure of the præbrachial; alulæ dark cinereous.
Length of the body 2-1/2--3 lines; of the wings 5-6 lines.
102. Musca domestica, _Linn._ See Vol. I. p. 128.
103. MUSCA OBSCURATA, n. s. _Foem._ Nigra, subcinerascens, capite
postico albo, thorace vittis quatuor angustis nigris, abdomine
tessellato, alis obscure cinereis apud costam nigricantibus, alulis
testaceo-cinereis.
_Female._ Black, slightly covered with cinereous tomentum. Head white
behind; thorax with four slender black stripes; abdomen distinctly
tessellated with four rows of cinereous reflecting spots; wings very
dark grey, blackish towards the costa, præbrachial vein forming a
somewhat rounded and very slightly obtuse angle at its flexure, hardly
curved inward from thence to its tip, discal transverse vein slightly
undulating, parted by less than half its length from the body, and by
more than half its length from the flexure of the præbrachial; alulæ
cinereous, with a testaceous tinge. Length of the body 3-1/2 lines; of
the wings 7 lines.
104. MUSCA PATIENS, n. s. _Foem._ Nigra, cinereo-tomentosa, frontalibus
antennisque piceis, thorace vittis quatuor tenuissimis nigris, abdomine
tessellato, alis cinereis.
_Female._ Black, with cinereous tomentum. Head whitish behind, frontalia
piceous, linear; antennæ piceous; thorax with four very slender black
stripes; abdomen tessellated; wings grey, veins black, præbrachial vein
forming an obtuse and somewhat rounded angle at its flexure, from whence
it is hardly curved inward to its tip, discal transverse vein
undulating, parted by less than half its length from the border, and by
more than half its length from the flexure of the præbrachial; alulæ
slightly cinereous, with testaceous borders. Length of the body 3 lines;
of the wings 6 lines.
105. MUSCA ERISTALOÏDES, n. s. (genus Pollenia? _Desv._) _Mas et Foem._
Aureo tomentosa, crassa, subtus testacea, capite antico albo frontalibus
antice rufis, antennis piceis basi rufis, thorace vittis tribus
abbreviatis fulvis, scutello cyaneo, abdomine cyaneo basi fasciisque
duabus albis, pedibus fulvis, tibiis tarsisque nigris, alis cinereis
apud costam fuscescentibus. _Var. mas._ Minor, thorace vittis tribus
nigris.
_Male and Female._ Body thick; head white; frontalia of the female
piceous, linear, red in front; epistoma prominent; proboscis long; palpi
whitish; antennæ piceous, red at the base; thorax with gilded tomentum,
and with three tawny bands which are abbreviated hindward, scutellum
blue; pectus testaceous; abdomen blue, white at the base and with two
white bands on the 3rd and 4th segments, 1st segment with a transverse
blue spot on each side; legs tawny, tibiæ and tarsi black; wings grey,
blackish along the exterior part of the costa, præbrachial vein forming
a right but rounded angle at its flexure, near which it is curved inward
and is thence straight to its tip, discal transverse vein slightly
undulating, parted by a little more than half its length from the
border, and by much more than half its length from the flexure of the
præbrachial; alulæ testaceous. _Var. Male._ Smaller; thorax with three
black stripes; abdomen with only one white band, which is on the 4th
segment. Length of the body 4-5 lines; of the wings 8-10 lines.
Gen. BENGALIA, _Desv._
106. BENGALIA SPISSA, n. s. _Mas et Foem._ Fulva, capite nigro antice
albo, antennis testaceis, pectore fasciis duabus obliquis albidis,
pedibus nigris femoribus basi coxisque fulvis, alis cinereis.