Form-function relationships of the compound eyes and sensory sensilla of a tiny arboreal hemipteran herbivore: Adaptations for close encounters with leaves
Arthropod Structure & Development,
Journal Year:
2025,
Volume and Issue:
84, P. 101407 - 101407
Published: Jan. 1, 2025
Herbivorous
insects
experience
diverse
plant
stimuli,
the
relative
influence
of
which
depends
upon
scale
interface
between
both
organisms
and
insect's
life
history.
Using
microCT
SEM,
we
conducted
a
whole
insect
study
sensory
structures
Glycaspis
brimblecombei
(Hemiptera:
Psylloidea;
commonly
called
psyllids
or
jumping
lice)
to
understand
this
tiny
utilisation
leaves
their
tree
hosts
-
especially
reconcile
rapid
host
assessment
versus
protracted,
sinuous
searching
behaviours.
Each
compound
eye
comprises
360
ommatidia
relatively
uniform
density
facet
diameter
indicating
limited
spatial
resolution
sensitivity.
The
areas
highest
sampling
are
not
directed
ventrally
towards
surface
but
laterally
dorsally.
There
is
high
abundance
chemo-
mechanosensory
sensilla
on
genal
cones
(216-240)
fewer
terminalia
(120-150),
i.e.
body
parts
regularly
in
contact
with
leaf
surfaces.
even
such
basitarsi
(10-16)
only
putative
olfactory
antennae.
Leaf
conformation
probably
guides
females
veins
while
chemoreception
likely
stimulates
probing;
number
eggs
deposited
determined
by
flow
quality
nutrients
experienced
during
feeding.
For
psyllid,
vision
aids
movements
among
relocation
if
dislodged
wind
escaping
predators.
Walking,
as
opposed
flying,
maintains
continuity
exposure
stimuli
essential
maximising
reproductive
success.
Such
history
possible
large,
evergreen
facilitated
accept/reject
discrimination
ingesta.
Language: Английский
Optimizing efficiencies in biosecurity surveillance and monitoring: testing colour and multi-lure traps on tomato potato psyllid, other plant-lice (Psylloidea) and stinkbugs (Pentatomoidea)
Research Square (Research Square),
Journal Year:
2021,
Volume and Issue:
unknown
Published: Nov. 30, 2021
Abstract
Cost
efficiency
in
biosecurity
surveillance
is
vital,
and
the
ability
to
survey
for
multiple
pest
species
using
just
one
trap
therefore
highly
appealing.
The
Psylloidea,
or
plantlice,
contain
significant
horticultural
that
act
as
vectors
a
number
of
deleterious
plant
bacteriums.
We
examine
efficacy
two
different
coloured
sticky
traps,
lure
types
on
general
Psylloidea
Pentatomoidea
fauna,
target
extant
psyllid;
tomato
potato
psyllid
(TPP)
Bactericera
cockerelli
(Šulc).
Specifically,
we
test
effect
(no
lure,
Asian
citrus
ACP
brown
marmorated
stink
bug
BMSB
combined
lures),
color
(green
vs
yellow),
sentinel
(tomato
citrus)
104
urban
backyards
across
Perth,
Australia.
found
host
plants
green
traps
significantly
increased
capture
rate
TPP,
but
all
lures
decreased
TPP.
Green
also
other
Psylloidea.
Although
reduced
TPP
capture,
these
abundances
stinkbug
Plautia
affinis
(Dallas)
traps.
Thus,
our
experiment
demonstrates
efficiencies
can
be
gained
with
combination
particular
groups,
provided
they
have
been
tested
focal
organisms
first
instance,
reactions
non-target
are
unpredictable
specific.
Language: Английский