-
breaks in the
costal vein, a
small anal cell in the wing,
convergent postocellar bristles; and
usually three frontal bristles on each side of the head...
- fronto-orbital bristles; outer vertical bristle; inner vertical bristle;
postocellar bristles; ocelli; ocellar bristles; compound eye; Frontal or ptilinal suture;...
- part of
family Lauxaniidae, S.
melanogaster has a head with
convergent postocellar bristles and
without vibrissae, the
thorax has an
anepisternal bristle...
-
sometimes in the
recent literature.
Steyskal (1976)
proposed the name "
postocellar bristle" the
adopted term in the
Manual of
Nearctic Diptera (McAlpine...
- (features
present in all
members due to a
common ancestor):
convergent postocellar bristles, an
abbreviated anal vein in the wing, and
fusion of male abdominal...
-
allied R.
scalaris in part by the
entirely green,
rather than black,
postocellar carina and from R.
polaris in part by the more
strongly convex mesoscutellum...
-
broader than high and the ch**** is
broad and
bulging posteriorly. The
postocellar bristles are
present and diverging. The
ocellar bristles are present...
-
elongated and the
antennae are de****bent.
Ocelli are
present and the
postocellar bristles are divergent. The
frons is
narrow in males, and
broad in females...
-
stripes and
females lack the
erect yellow spines at
every end of the
postocellar ridge. The
pronghorn clubtail is smaller, it may not
always be reliably...
