Evidence map›Paper›PMID 33907305›Full record

ArticleCommunications biology2021

Paleogenomics illuminates the evolutionary history of the extinct Holocene "horned" crocodile of Madagascar, Voay robustus.

E Hekkala, J Gatesy, A Narechania, R Meredith, M Russello, M L Aardema, E Jensen, S Montanari, C Brochu, M Norell and 1 more

Erratum issuedAbstract read
In one paragraph

Article in Communications biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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  15. Ancient DNA from the koala lemur puts Madagascar on the paleogenomic map.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  16. Evolutionary and phylogenetic insights from a nuclear genome sequence of the extinct, giant, "subfossil" koala lemurProceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  17. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

E HekkalaDepartment of Biological Sciences, Fordham University, Bronx, NY, USA. EHekkala@Fordham.edu.ORCID http://orcid.org/0000-0001-9250-3091
J GatesyAmerican Museum of Natural History, New York, NY, USA.
A NarechaniaAmerican Museum of Natural History, New York, NY, USA.
R MeredithAmerican Museum of Natural History, New York, NY, USA.ORCID http://orcid.org/0000-0002-3132-7407
M RusselloUniversity of British Columbia, Department of Biology, Kelowna, BC, Canada.ORCID http://orcid.org/0000-0002-9297-2485
M L AardemaAmerican Museum of Natural History, New York, NY, USA.
E JensenUniversity of British Columbia, Department of Biology, Kelowna, BC, Canada.ORCID http://orcid.org/0000-0002-1819-3117
S MontanariAmerican Museum of Natural History, New York, NY, USA.ORCID http://orcid.org/0000-0002-9565-6998
C BrochuUniversity of Iowa, Department of Geosciences, Iowa City, IA, USA.
M NorellAmerican Museum of Natural History, New York, NY, USA.
G AmatoAmerican Museum of Natural History, New York, NY, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ancient DNA is transforming our ability to reconstruct historical patterns and mechanisms shaping modern diversity and distributions. In particular, molecular data from extinct Holocene island faunas have revealed surprising biogeographic scenarios. Here, we recovered partial mitochondrial (mt) genomes for 1300-1400 year old specimens (n = 2) of the extinct "horned" crocodile, Voay robustus, collected from Holocene deposits in southwestern Madagascar. Phylogenetic analyses of partial mt genomes and tip-dated timetrees based on molecular, fossil, and stratigraphic data favor a sister group relationship between Voay and Crocodylus (true crocodiles). These well supported trees conflict with recent morphological systematic work that has consistently placed Voay within Osteolaeminae (dwarf crocodiles and kin) and provide evidence for likely homoplasy in crocodylian cranial anatomy and snout shape. The close relationship between Voay and Crocodylus lends additional context for understanding the biogeographic origins of these genera and refines competing hypotheses for the recent extinction of Voay from Madagascar.

Indexed as

Biological EvolutionExtinction, BiologicalFossilsAlligators and CrocodilesAnimalsDNA, AncientGenomicsMadagascarPaleontologyPhylogenyDNA, Ancient

Identifiers

PMID33907305
PMCPMC8079395

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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.