Phylogeny, biogeography and morphological evolution of the treehopper‐like leafhoppers (Hemiptera: Cicadellidae) Megophthalminae and Ulopinae
Systematic Entomology,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 24, 2024
Abstract
Recent
phylogenetic
analyses
of
anchored‐hybrid,
transcriptomic
and
morphological
data
have
consistently
recovered
a
clade
comprising
the
three
previously
recognized
families
treehoppers
(Hemiptera),
Aetalionidae,
Melizoderidae
Membracidae,
as
well
two
groups
traditionally
included
in
leafhopper
family
Cicadellidae
subfamilies
Megophthalminae
Ulopinae.
To
reconstruct
phylogeny
these
treehopper‐like
leafhoppers,
maximum
likelihood
multi‐species
coalescent
were
performed
on
molecular
DNA
dataset
consisting
~700
anchored
hybrid
loci
representing
84
terminal
taxa.
Analyses
based
different
subsets
approaches
yielded
largely
congruent
topologies,
although
relationships
among
Megophthalminae,
Ulopinae
are
still
unstable.
The
monophyly
both
is
strongly
supported,
but
several
tribes,
including
Agalliini,
Cephalelini,
Megophthalmini
Ulopini,
non‐monophyletic.
origin
was
estimated
early
Cretaceous
(~140
million
years
ago),
divergence
within
each
subfamily
began
mid‐Cretaceous.
Continental‐scale
biogeographic
structure
evident
groups,
with
genera
occurring
same
continent
tending
to
group
together
regardless
tribal
placement,
suggesting
that
extensive
convergence
occurred
faunas
inhabiting
regions.
Ancestral
microhabitat
reconstruction
suggested
megophthalmine
ulopine
leafhoppers
originally
lived
trees
or
shrubs
later
evolved
independently
inhabit
leaf
litter
soil.
Convergent
modifications
ocelli,
forewings
hindwings
accompanied
changes
preference.
Language: Английский
The number of testicular follicles and ovarioles in Cicadomorpha (Hemiptera: Auchenorrhyncha): Variability and evolutionary trends
European Journal of Entomology,
Journal Year:
2024,
Volume and Issue:
121, P. 413 - 424
Published: Nov. 20, 2024
The
hemipteran
infraorder
Cicadomorpha
(cicadas,
leafhoppers,
treehoppers
and
spittlebugs)
comprises
more
than
30,000
described
extant
species
in
3,783
genera,
13
families
3
superfamilies:
Cicadoidea,
Cercopoidea
Membracoidea.
Here,
we
summarize
discuss
data
on
the
number
of
testicular
follicles
103
belonging
to
84
genera
9
Cicadoidea
(Tettigarctidae
Cicadidae),
(Aphrophoridae,
Cercopidae
Ischnorhinidae)
Membracoidea
(Aetalionidae,
Cicadellidae,
Membracidae
Myerslopiidae),
as
well
ovarioles
65
56
same
families,
except
for
Tettigarctidae,
Aetalionidae,
Myerslopiidae,
which
no
such
were
available.
Almost
83%
81%
studied
belong
family
Cidadellidae.
In
general,
ranges
from
1
"about
100
or
more"
per
testis,
over
70-80
ovary.
highest
numbers
are
characteristic
Cercopoidea,
with
significantly
higher
values
former
superfamily.
Membracoidea,
both
follicle
ovariole
vary
within
markedly
narrower
limits.
Most
taxa
dominated
by
testes
each
consisting
6
follicles,
ovaries
ovarioles.
These
character
states
considered
ancestral
Cicadomorpha,
possibly
Auchenorrhyncha
a
whole.
Language: Английский