Evidence map›Paper›PMID 34547910›Full record

ArticleProceedings. Biological sciences2021

When fossil clades 'compete': local dominance, global diversification dynamics and causation.

Scott Lidgard, Emanuela Di Martino, Kamil Zágoršek, Lee Hsiang Liow

Abstract read
In one paragraph

Article in Proceedings. Biological sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Scott LidgardNegaunee Integrative Research Center, Field Museum, 1400 S. Lake Shore Drive, Chicago, IL 60605 USA.ORCID 0000-0002-0446-4705
Emanuela Di MartinoNatural History Museum, University of Oslo, Oslo, Norway.
Kamil ZágoršekDepartment of Geography, Technical University of Liberec, Studentská 2, CZ-461 Liberec, Czech Republic.
Lee Hsiang LiowNatural History Museum, University of Oslo, Oslo, Norway.ORCID 0000-0002-3732-6069

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Examining the supposition that local-scale competition drives macroevolutionary patterns has become a familiar goal in fossil biodiversity studies. However, it is an elusive goal, hampered by inadequate confirmation of ecological equivalence and interactive processes between clades, patchy sampling, few comparative analyses of local species assemblages over long geological intervals, and a dearth of appropriate statistical tools. We address these concerns by reevaluating one of the classic examples of clade displacement in the fossil record, in which cheilostome bryozoans surpass the once dominant cyclostomes. Here, we analyse a newly expanded and vetted compilation of 40 190 fossil species occurrences to estimate cheilostome and cyclostome patterns of species proportions within assemblages, global genus richness and genus origination and extinction rates while accounting for sampling. Comparison of time-series models using linear stochastic differential equations suggests that inter-clade genus origination and extinction rates are causally linked to each other in a complex feedback relationship rather than by simple correlations or unidirectional relationships, and that these rates are not causally linked to changing within-assemblage proportions of cheilostome versus cyclostome species.

Indexed as

BryozoaFossilsAnimalsBiodiversityBiological EvolutionPhylogenybiotic interactionsbryozoacompetitionfossil biodiversityGranger causalitymacroevolution

Identifiers

PMID34547910
PMCPMC8456135

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.