Gen. CORDYLURA, _Fallen_.
157. CORDYLURA BISIGNATA, n. s. _Mas._ Nigra, vix nitens, antennis
breviusculis, arista pubescente, abdomine cylindrico maculis duabus
lateralibus albis, pedibus non spinosis, alis obscure cinereis, alulis
albis.
_Male._ Black, hardly shining; head white behind, testaceous towards
the epistoma; antennæ not near reaching the epistoma. 3rd joint
linear, rounded, at the tip, full twice the length of the second;
arista pubescent; abdomen cylindrical, a little longer than the
thorax, with a white spot on each side in the middle; legs unarmed,
moderately long; wings dark grey; veins black; discal transverse vein
straight, upright, parted by a little less than its length from the
border, and by full twice its length from the præbrachial transverse;
alulæ white. Length of the body 2 lines; of the wings 3-1/2 lines.
Gen. HELOMYZA, _Fallen_.
158. HELOMYZA OBSERVANS, n. s. _Mas._ Fulva, antennarum articulo 3°
conico brevi, arista plumosa, abdomine guttis quatuor dorsalibus
nonnullisque ventralibus nigris, segmentis albido marginatis, alis
subcinereis.
_Male._ Tawny, with a few black bristles; antennæ short, 3rd joint
conical, less than twice the length of the 2nd; arista plumose;
abdomen conical, not longer than the thorax, hind borders of the
segments whitish, fourth segment with a black dot, fifth segment with
three black dots, some black dots along each side beneath; wings
greyish; veins black, testaceous at the base; discal transverse vein
straight, upright, parted by full half its length from the border, and
by nearly twice its length from the præbrachial transverse. Length of
the body 2-1/2 lines; of the wings 5 lines.
159. HELOMYZA TRIPUNCTIFERA, n. s. _Foem._ Fulva, antennarum articulo
3° conico, arista plumosa, abdomine fasciis pallidis guttaque apicali
atra, alis cinereis antice subluridis.
_Female._ Tawny, with black bristles; head whitish about the eyes;
third joint of the antennæ; conical, hardly twice the length of the
2nd; arista plumose to the tip; abdomen with a pale band on the hind
border of each segment, and with a black apical dot; wings grey, with
a lurid tinge in front; veins black; discal transverse vein straight,
upright, clouded with brown, parted by less than its length from
the border, and by more than twice its length from the præbrachial
transverse. Length of the body 2 lines; of the wings 4 lines.
160. HELOMYZA COPIOSA, n. s. _Foem._ Cinerea, capite vitta testacea,
antennis fulvis brevissimis basi nigris, arista plumosa, thorace
maculis plurimis fuscis, scutello fulvo basi nigro, abdomine nigro
vitta et segmentorum marginibus posticis fulvis, tibiis fulvo cinctis,
alis cinereis nigricante maculatis.
_Female._ Cinereous; head slightly ferruginous, with a dull testaceous
stripe on the front, whitish about the eyes; epistoma not prominent;
antennæ tawny, black towards the base, very short, not extending
beyond half the length of the face, 3rd joint conical, much longer
than the 2nd; arista plumose; thorax with three rows of various brown
spots; scutellum tawny, black at the base; pectus with brown spots;
abdomen black, oval, not longer than the thorax, with a stripe and
the hind borders of the segments tawny: legs black, short; tibiæ
tawny, black at the base and at the tips: wings grey, slightly lurid
in front, with numerous partly confluent blackish spots; veins black;
discal transverse vein straight, upright, parted by much less than
its length from the border, and by about twice its length from the
præbrachial transverse; halteres tawny. Length of the body 2-1/2
lines; of the wings 4 lines.
Gen. SCIOMYZA, _Fallen_.
161. SCIOMYZA REPLENA, n. s. _Foem._ Picea, capite ferrugineo lituris
albis, antennis pedibus thoracisque vittis quatuor rufescentibus,
abdomine nigro fasciis rufescentibus, femoribus nigris, tibiis nigro
bifasciatis, alis nigricantibus albido trifasciatis margine postico
cinereo.
_Female._ Piceous; head with several black bristles, white about the
eyes, ferruginous above, with a white transverse line hindward, with a
partly black partly white mark on each side, and with an abbreviated
whitish streak in the middle; antennæ reddish, piceous towards the
tips, 3rd joint conical, less than twice the length of the 2nd; arista
plumose; thorax with four reddish stripes, the outer pair incomplete;
abdomen black, with a reddish band on the fore border of each segment;
legs reddish, femora black, tibiæ with two black bands; wings
blackish, with three irregular abbreviated whitish bands, cinereous
along the hind border; veins black; discal transverse vein straight,
upright, parted by less than its length from the border, and by nearly
twice its length from the præbrachial transverse; halteres testaceous.
Length of the body 2-3/4 lines; of the wings 5 lines.
162. SCIOMYZA? LEUCOMELANA, n. s. _Foem._ Picea, nitens, subtus alba,
capite plano, antennis rufis apice nigris, arista plumosa, abdomine
nigro, pedibus halteribusque testaceis, alis nigricantibus acutis.
_Female._ Piceous, shining; head flat above, a little narrower than
the thorax; epistoma, sides of the peristoma, under side and disk of
the pectus white; antennæ red, reaching the epistoma, third joint
elongate-conical, black towards the tip; arista plumose; scutellum
large; abdomen oval, black, hardly longer or broader than the thorax;
legs short, testaceous; wings blackish, paler along the hind border,
rather pointed at the tips; costa very convex; veins black, radial
vein slightly curved, cubital vein and præbrachial vein converging
towards the tip; discal transverse vein nearly straight and upright,
parted by more than its length from the border, and by nearly twice
its length from the præbrachial transverse; halteres testaceous.
Length of the body 2 lines; of the wings 4 lines.
Gen. AMBLADA, n. g.
_Foem. Corpus_ sat robustum. _Caput_ transversum, thorace vix
angustins. _Antennæ_ capitis latitudine breviores; articulus 3^{us}
lanceolatus, 2° longior; arista pubescens. _Abdomen_ brevi-ovatum,
thorace multo brevius, _Pedes_ simplices. _Alæ_ mediocres.
_Female._ Body moderately stout. Head transverse, almost as broad
as the thorax, somewhat flat above; proboscis and palpi very short.
Antennæ shorter than the breadth of the head; 3rd joint lanceolate,
longer than the 2nd; arista pubescent. Abdomen short-oval, much shorter
than the thorax. Legs simple, moderately long. Wings of moderate size;
veins of the usual structure.
163. AMBLADA ATOMARIA, n. s. _Foem._ Cinerea, capite guttis quatuor
fuscis maculisque duabus atris, arista alba filiformi, thorace
lineis duabus punctisque plurimis fuscis, abdomine fulvo segmentorum
marginibus nigro punctatis, pedibus fulvis, tibiis albidis nigro
bifasciatis, alis lurido-cinereis.
_Female._ Cinereous; head white about the eyes, with two brown dots on
each side of the vertex, and with a deep black spot on each side in
front; antennæ cinereous-brown; arista, white, filiform, seated on the
base of the 3rd joint, which it much exceeds in length; thorax with
two slender brown lines and with very numerous brown points; abdomen
tawny, with black points on the hind borders of the segments; legs
tawny; tibiæ dingy whitish, with two black bands on each; wings grey,
with a lurid tinge; veins tawny, black by the costa at the base; discal
transverse vein straight, upright, parted by less than its length
from the border, and by full twice its length from the præbrachial
transverse; halteres testaceous. Length of the body 2-1/2 lines; of the
wings 5 lines.