Bonn zoological bulletin 2011 60(2):200-206
44821348

The preimaginal stages of Striphnopteryx edulis (Boisduval, 1847) (Lepidoptera: Eupterotidae)

Sergey N Pugaev, Dieter Stuning, Vadim V Zolotuhin
204
Sergey
N.
Pugaev,
Dieter
Stiining
&
Vadim
V.
Zolotuhin
Description
of
immature
stages
Egg
(Fig.
7).
Hemispherical,
of
upright
type,
about
2.5
mm
in
diameter,
dark
yellow
without
distinct
pattern,
with
flat-
tened
base,
the
micropyle
situated
in
a
small
depression
at
the
dorsal
pole.
Larva.
First
instar
(Figs
8-10)
5-9
mm
long,
with
very
long,
white,
pinnate
primary
setae;
head
(Fig.
24)
shin-
ing
dark
brown
to
black
with
pale
area
around
border
of
eyes
and
white
vertex,
oithognathous,
hemispherical,
with-
out
processes,
vertex
with
small
but
distinct
depression,
frontal
suture
longer
than
that
of
vertex
(epicranial
index
0.76);
ventral
side
of
body
greyish-white,
dorsally
and
lat-
erally
dark
grey,
dorsally
with
a
narrow,
white
median
line
interrupted
at
intersegmental
borders,
laterally
with
a
somewhat
weaker
but
otherwise
similar
line;
pronotum
narrow,
black,
transverse
(Fig.
10);
thoracic
legs
greyish-
white.
Second,
third
and
fourth
instars
(Figs
11-15)
dark
brown
dorsally
and
laterally,
yellowish-brown
ventrally;
dorsal
and
lateral
longitudinal
lines
bright
yellowish-
brown
in
2"'i
but
less
distinct
in
3'^'^
and
4*
instars
(Figs
14-15);
head
shining
reddish-brown
with
black
frontal
band,
pronotum
reddish;
ventral
surface
darker
reddish-
brown;
thoracic
legs
brown,
prolegs
pale
reddish-brown;
body
densely
covered
with
long,
reddish,
stiff,
urticating
setae
grouped
in
sparse
tufts,
interspersed
with
longer,
fin-
er,
ash-grey
hairs.
Penultimate
(L5)
and
tlnal
instars
(L6;
Figs
16-18)
dark
brown,
covered
with
long
ash-grey
hairs
interspersed
with
abundant
reddish-
to
dark
brown,
shorter
urticating
setae;
head
(Fig.
18),
legs
and
prolegs
reddish
brown;
hairs
not
grouped
in
tufts
as
in
most
oth-
er
eupterotid
genera
but
fonning
transverse
bands.
Pro-
coxae
connate
at
base
(Fig.
26).
Pupa
(Figs
20-22,
31).
Subcylindrical,
anteriorly
and
posteriorly
rounded,
35-37
mm
long,
blackish-brown,
sur-
face
shining;
frontal
shield
elongate
teardrop-shaped;
mandibular
sheaths
veiy
small
and
indistinct;
sheaths
of
maxillary
palps
reaching
fusion
line
between
antennal
sheaths,
sheaths
of
fore
and
middle
legs
not
touching
dis-
tally,
the
fonner
almost
reaching
distal
parts
of
sheaths
of
maxillary
palps;
the
latter
0.8x
as
long
as
those
of
forelegs;
wing
sheaths
smooth
and
glossy
but
with
fine
transverse
striae;
abdominal
segments
also
striate
in
posterior
half,
anterior
half
covered
with
small
round
depressions
en-
larged
at
intersegmental
region;
cremaster
absent
but
api-
cal
surface
densely
denticulate
(Figs
21-22),
covered
by
larval
skin
inside
dense,
haiiy
and
spiny
cocoon
(Fig.
19)
spun
under
leaf
litter
on
soil
surface.
Chaetotaxy
of
first-instar
larva
Head
(Fig.
24):
Frontal
seta
Fl
slightly
above
pore
Fa;
AF2
and
AFl
along
upper
half
of
frontal
suture,
AF2
slightly
above
AFl
;
clypeal
setae
CI
and
C2
in
typical
po-
sition;
setae
of
fore
group
(A1-A4):
A3
above
antenna,
drawn
level
with
C2,
A4
near
epicranial
suture
opposite
to
seta
F
1
,
A
1
at
most
equidistant
between
A2
and
A3
,
all
three
forming
a
direct
line,
A
1
above
stemma
3,
level
with
A2;
lateral
seta
LI
above
stemma
4,
level
with
AF2,
L2
above
antenna,
level
with
apex
of
vertex;
pore
Pa
near
se-
ta
AF2,
on
line
with
AFa
and
AF2;
single
seta
of
the
stem-
ma
group
(SI)
above
stemma
4;
SSI
behind
stemma
5.
Stemmata
2^
aiTanged
in
regular
semicircle,
and
1
and
5
slightly
apart
from
them,
all
similarly
pigmented
and
ap-
parently
functional.
Labrum
(Fig.
29)
generally
rounded,
anterior
margin
with
deep
median
notch,
with
standard
set
of
setae:
M
group
fonning
a
triangle.
Ml
near
midline,
equidistant
between
upper
and
lower
margins,
small
pore
between
M
1
and
M2
and
larger
one
between
M2
and
M3;
L2
near
lateral
margin,
close
to
L3.
Mandibles
(Fig.
30)
adentate,
molar
surface
excavate,
with
concave
edge,
with
two
setae,
the
larger
one
twice
as
long
and
more
basal.
Body
(Fig.
23):
Setae
dimorph,
either
stout,
long,
needle-
shaped
or
fine,
long,
hair-like;
generally
situated
on
scle-
rotized
verrucae
or
smaller
shields,
stout
ones
in
centre
and
fine
elastic
ones
at
periphery;
subprimary
setae
thin,
elasfic
and
plumose
(Fig.
27);
bases
of
primary
setae
in
deep
sockets
(Fig.
28).
D-group.
DI
and
D2
on
Tl
on
pronotal
shield
but
com-
pletely
obscured
by
subprimary
setae;
on
T2-T3
and
A
1-8,
Dl
on
large
spherical
verruca
with
numerous
sub-
primary
setae;
D2
isolated,
closely
behind
Dl
verruca
but
on
Dl
verruca
on
A9,
double
on
T2-T3;
on
AlO
togeth-
er
with
SD
group
on
triangular
anal
shield,
anteriorly
mostly
shorter,
thick,
but
caudally
longer,
finer.
SD-group.
On
Tl
on
pronotal
shield
together
with
D;
on
T2-3
and
A
1-8
on
small
spherical
verruca
together
with
numerous
subprimary
setae;
on
A9
arranged
into
two
clusters,
upper
SDl
comprising
3-4
setae
below
D
ver-
ruca
and
lower
SD2
setae.
On
AlO
together
with
D-group
on
the
triangular
anal
shield.
L-group.
On
Tl
on
small
spherical
verruca
together
with
numerous
subprimaiy
setae;
on
T2-3
two
separate
setae
near
SD
verruca;
on
A
1-2
also
two
separate
setae,
LI
an-
teroventrally
and
L2
posterodorsally
of
spiracle;
similar
on
A3-7
but
more
widely
spaced;
on
A8
both
LI
and
L2
below
spiracle,
which
is
almost
4x
larger
than
on
other
segments;
on
AlO
absent.
SV-group.
On
Tl
on
large
verruca
with
numerous
sub-
primary
setae,
directly
above
procoxa;
on
T2-T3
on
sim-
ilar
verruca
but
with
some
small
subprimary
setae
between
verruca
and
coxa;
on
A
1-2
and
A7-8
in
similar
arrange-
ment;
on
A3-A6
on
verruca
together
with
some
subpri-
mary
setae;
on
A9
arranged
in
cluster
together
with
some
subprimary
setae
but
not
on
verruca,
except
a
single
SV2
lower,
close
to
V-seta;
on
AlO
absent.
V-group.
Single
V
seta
on
each
side
of
T1-T3,
A1-A2
and
A7-A9
in
standard
position;
on
T2-3
sometimes
dou-
ble
seta;
on
A3-A6
and
AlO
absent.
Bonn
zoological
Bulletin
60
(2):
200-206
®ZFMK