Evidence map›Paper›PMID 31767921›Full record

ArticleScientific reports2019

Ancient mitogenomics clarifies radiation of extinct Mascarene giant tortoises (Cylindraspis spp.).

Christian Kehlmaier, Eva Graciá, Patrick D Campbell, Margaretha D Hofmeyr, Silke Schweiger, Albert Martínez-Silvestre, Walter Joyce, Uwe Fritz

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
6.2field-weighted citation impact, top 3% of its field
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

7 citing papers in PubMed, 32 citations in OpenAlex.

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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

8 authors at 7 institutions in 6 countries.

Christian KehlmaierMuseum of Zoology, Senckenberg Dresden, A. B. Meyer Building, 01109, Dresden, Germany.
Eva GraciáEcology Area, Department of Applied Biology, Miguel Hernández University, Av. de la Universidad, Torreblanca, 03202, Elche, Spain.
Patrick D CampbellDepartment of Life Sciences, Darwin Centre (DC1), Natural History Museum, London, SW7 5BD, England, UK.
Margaretha D HofmeyrChelonian Biodiversity and Conservation, Department of Biodiversity and Conservation Biology, University of the Western Cape, Bellville, 7535, South Africa.
Silke SchweigerHerpetological Collection, Natural History Museum Vienna, Burgring 7, 1010, Vienna, Austria.
Albert Martínez-SilvestreCatalonian Reptile and Amphibian Rescue Center (CRARC), 08783, Masquefa, Barcelona, Spain.
Walter JoyceDepartment of Geosciences, University of Fribourg, 1700, Fribourg, Switzerland.
Uwe FritzMuseum of Zoology, Senckenberg Dresden, A. B. Meyer Building, 01109, Dresden, Germany. uwe.fritz@senckenberg.de.ORCID http://orcid.org/0000-0002-6740-7214
Natural History Museum · GBNatural History Museum Vienna · ATSenckenberg Natural History Collections Dresden · DESenckenberg Research Institute and Natural History Museum Frankfurt/M · DEUniversitat de Miguel Hernández d'Elx · ESUniversity of Fribourg · CHUniversity of the Western Cape · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The five extinct giant tortoises of the genus Cylindraspis belong to the most iconic species of the enigmatic fauna of the Mascarene Islands that went largely extinct after the discovery of the islands. To resolve the phylogeny and biogeography of Cylindraspis, we analysed a data set of 45 mitogenomes that includes all lineages of extant tortoises and eight near-complete sequences of all Mascarene species extracted from historic and subfossil material. Cylindraspis is an ancient lineage that diverged as early as the late Eocene. Diversification of Cylindraspis commenced in the mid-Oligocene, long before the formation of the Mascarene Islands. This rejects any notion suggesting that the group either arrived from nearby or distant continents over the course of the last millions of years or had even been translocated to the islands by humans. Instead, Cylindraspis likely originated on now submerged islands of the Réunion Hotspot and utilized these to island hop to reach the Mascarenes. The final diversification took place both before and after the arrival on the Mascarenes. With Cylindraspis a deeply divergent clade of tortoises became extinct that evolved long before the dodo or the Rodrigues solitaire, two other charismatic species of the lost Mascarene fauna.

Indexed as

AnimalsDNA, MitochondrialFossilsIndian OceanMauritiusMitochondriaPhylogenyPhylogeographyReunionSequence Analysis, DNATurtlesDNA, Mitochondrial

Identifiers

PMID31767921
PMCPMC6877638
OpenAlexW2989561851

What OpenQuestion holds

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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.