Data from: The metapopulation bridge to macroevolutionary speciation rates: a conceptual framework and empirical test
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https://datadryad.org/dataset/doi:10.5061/dryad.51c59zwgv
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Whether large-scale variation in lineage diversification rates can be
predicted by species properties at the population level is a key
unresolved question at the interface between micro- and macroevolution.
All else being equal, species with biological attributes that confer
metapopulation stability should persist more often at timescales relevant
to speciation and so give rise to new (incipient) forms that share these
biological traits. Here, we develop a framework for testing the
relationship between metapopulation properties related to persistence and
phylogenetic speciation rates. We illustrate this conceptual approach by
applying it to a long-term dataset on demersal fish communities from the
North American continental shelf region. We find that several indices of
metapopulation persistence have phylogenetic signal, suggesting that
traits are connected with range-wide demographic patterns. However, there
is no relationship between demographic properties and speciation rate.
These findings suggest a decoupling between ecological dynamics at decadal
timescales and million-year clade dynamics, raising questions about the
extent to which population-level processes observable over ecological
timescales can be extrapolated to infer biodiversity dynamics more
generally.
提供机构:
Dryad
创建时间:
2024-10-29



