-
speciation by
vicariance is
widely regarded as the most
common form of speciation; and is the
primary model of
allopatric speciation.
Vicariance is a process...
- (found only in New Zealand),
suggesting that
ratites did not
diversify by
vicariance during the
breakup of
Gondwana but
instead convergently evolved flightlessness...
-
flightlessness within the
paleognaths and
partially re****es the
Gondwana vicariance hypothesis (see below). The
study looked at DNA
sequences from 19 loci...
- "Mitogenomic
perspectives into
iguanid phylogeny and biogeography:
Gondwanan vicariance for the
origin of
Madagascan oplurines". Gene. 441 (1–2): 28–35. doi:10...
- distribution.
Where this
disjunct distribution is
caused by
vicariance, in a
euendemic the
vicariance was
geologic in nature, such as the
movement of tectonic...
- can be
inferred include po****tion expansion, po****tion bottlenecks,
vicariance, dispersal, and migration.
Recently developed approaches integrating coalescent...
- Paleocene,
about 60 MYA. As this
divergence was too
recent to be a
result of
vicariance, it was
proposed that the
Opluridae colonized Madagascar via
oceanic dispersal...
-
origin of this
diversity is debated; the break-up of
Gondwana can
explain vicariance older than 100 mya, but the
diversity on the younger,
smaller islands...
- distribution;
after the
Malagasy and New
World representatives were
separated by
vicariance, less
isolated Old
World iguanids became extinct through competition with...
-
helps constrain hypotheses on the
timing of
biogeographic events such as
vicariance and geodispersal, and
provides unique information on the
formation of...
