Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ...
The Antarctic plesiosaurian record is critical for understanding the evolution of elasmosaurids in the southern hemisphere. Elasmosaurids exhibit some of the most remarkable modifications of the vertebrate axial skeleton given their extreme elongation of the cervical region. Despite a considerable a...
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ftdatacite:10.5061/dryad.xpnvx0kff 2024-06-09T07:40:33+00:00 Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... Brum, Arthur S. Simões, Tiago R. Souza, Geovane A. Pinheiro, André E. P. Figueiredo, Rodrigo G. Caldwell, Michael W. Sayão, Juliana M. Kellner, Alexander W. A. 2021 https://dx.doi.org/10.5061/dryad.xpnvx0kff https://datadryad.org/stash/dataset/doi:10.5061/dryad.xpnvx0kff en eng Dryad https://dx.doi.org/10.1111/pala.12593 Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 FOS Biological sciences Plesiosauria Linear morphometry Snow Hill Island Formation Antarctica mophometrics Dataset dataset 2021 ftdatacite https://doi.org/10.5061/dryad.xpnvx0kff10.1111/pala.12593 2024-05-13T11:11:36Z The Antarctic plesiosaurian record is critical for understanding the evolution of elasmosaurids in the southern hemisphere. Elasmosaurids exhibit some of the most remarkable modifications of the vertebrate axial skeleton given their extreme elongation of the cervical region. Despite a considerable amount of information available on vertebral counts within Plesiosauria throughout the decades, we have a considerably more limited understanding of the diversity of cervical vertebral shapes in elasmosaurids and how these have changed throughout ontogeny and phylogeny. Here, we compile the largest known morphometric dataset on elasmosaurid cervical vertebrae, including data on juveniles and adults, to answer some of those long-standing questions. This dataset also includes newly recovered materials from Antarctica, which we describe herein. Using multivariate statistical approaches, we find that the two major elasmosaurid cervical morphotypes, the elasmosaurine anteroposteriorly elongate (can-shaped) and the ... : Phylogenetic analysis. The codification of the specimen in the matrix of O’Gorman (2019a) with the codification of Jucha by Fischer et al. (2021) is available in the files “OG(2019a) & Fischeretal(2021).nex” and “OG(2019a) & Fischeretal(2021).tnt”. Statistical analyses. The whole dataset employed in our statistical analyses of cervical and dorsal vertebrae are compiled in the file “Dataset.xlsx”. All the compiled cervical vertebrae specimens are listed in Supplementary Table 1. The whole dataset of PAST files to cervical vertebrae are available in the files: “Supp cervical adult morphotypes.dat”; “Supp cervical adult genus level.dat” and “Supp cervical juvenile genus level.dat”. All the analyzed dorsal vertebrae specimens are listed in Supplementary Table 2. The whole dataset of PAST files to cervical vertebrae are available in the files: “Supp dorsal adult genus level.dat”. We plotted the VLI values in histograms and performed the normality test Shapiro-Wilk (W) to determine whether we could perform ... Dataset Antarc* Antarctic Antarctica Snow Hill Island DataCite Metadata Store (German National Library of Science and Technology) Antarctic Hill Island ENVELOPE(76.070,76.070,-69.395,-69.395) Snow Hill ENVELOPE(-57.183,-57.183,-64.466,-64.466) Snow Hill Island ENVELOPE(-57.183,-57.183,-64.466,-64.466) The Antarctic |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
English |
topic |
FOS Biological sciences Plesiosauria Linear morphometry Snow Hill Island Formation Antarctica mophometrics |
spellingShingle |
FOS Biological sciences Plesiosauria Linear morphometry Snow Hill Island Formation Antarctica mophometrics Brum, Arthur S. Simões, Tiago R. Souza, Geovane A. Pinheiro, André E. P. Figueiredo, Rodrigo G. Caldwell, Michael W. Sayão, Juliana M. Kellner, Alexander W. A. Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
topic_facet |
FOS Biological sciences Plesiosauria Linear morphometry Snow Hill Island Formation Antarctica mophometrics |
description |
The Antarctic plesiosaurian record is critical for understanding the evolution of elasmosaurids in the southern hemisphere. Elasmosaurids exhibit some of the most remarkable modifications of the vertebrate axial skeleton given their extreme elongation of the cervical region. Despite a considerable amount of information available on vertebral counts within Plesiosauria throughout the decades, we have a considerably more limited understanding of the diversity of cervical vertebral shapes in elasmosaurids and how these have changed throughout ontogeny and phylogeny. Here, we compile the largest known morphometric dataset on elasmosaurid cervical vertebrae, including data on juveniles and adults, to answer some of those long-standing questions. This dataset also includes newly recovered materials from Antarctica, which we describe herein. Using multivariate statistical approaches, we find that the two major elasmosaurid cervical morphotypes, the elasmosaurine anteroposteriorly elongate (can-shaped) and the ... : Phylogenetic analysis. The codification of the specimen in the matrix of O’Gorman (2019a) with the codification of Jucha by Fischer et al. (2021) is available in the files “OG(2019a) & Fischeretal(2021).nex” and “OG(2019a) & Fischeretal(2021).tnt”. Statistical analyses. The whole dataset employed in our statistical analyses of cervical and dorsal vertebrae are compiled in the file “Dataset.xlsx”. All the compiled cervical vertebrae specimens are listed in Supplementary Table 1. The whole dataset of PAST files to cervical vertebrae are available in the files: “Supp cervical adult morphotypes.dat”; “Supp cervical adult genus level.dat” and “Supp cervical juvenile genus level.dat”. All the analyzed dorsal vertebrae specimens are listed in Supplementary Table 2. The whole dataset of PAST files to cervical vertebrae are available in the files: “Supp dorsal adult genus level.dat”. We plotted the VLI values in histograms and performed the normality test Shapiro-Wilk (W) to determine whether we could perform ... |
format |
Dataset |
author |
Brum, Arthur S. Simões, Tiago R. Souza, Geovane A. Pinheiro, André E. P. Figueiredo, Rodrigo G. Caldwell, Michael W. Sayão, Juliana M. Kellner, Alexander W. A. |
author_facet |
Brum, Arthur S. Simões, Tiago R. Souza, Geovane A. Pinheiro, André E. P. Figueiredo, Rodrigo G. Caldwell, Michael W. Sayão, Juliana M. Kellner, Alexander W. A. |
author_sort |
Brum, Arthur S. |
title |
Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
title_short |
Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
title_full |
Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
title_fullStr |
Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
title_full_unstemmed |
Data from: Ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of Antarctic plesiosaurians ... |
title_sort |
data from: ontogeny and evolution of the elasmosaurid neck highlight a greater diversity of antarctic plesiosaurians ... |
publisher |
Dryad |
publishDate |
2021 |
url |
https://dx.doi.org/10.5061/dryad.xpnvx0kff https://datadryad.org/stash/dataset/doi:10.5061/dryad.xpnvx0kff |
long_lat |
ENVELOPE(76.070,76.070,-69.395,-69.395) ENVELOPE(-57.183,-57.183,-64.466,-64.466) ENVELOPE(-57.183,-57.183,-64.466,-64.466) |
geographic |
Antarctic Hill Island Snow Hill Snow Hill Island The Antarctic |
geographic_facet |
Antarctic Hill Island Snow Hill Snow Hill Island The Antarctic |
genre |
Antarc* Antarctic Antarctica Snow Hill Island |
genre_facet |
Antarc* Antarctic Antarctica Snow Hill Island |
op_relation |
https://dx.doi.org/10.1111/pala.12593 |
op_rights |
Creative Commons Zero v1.0 Universal https://creativecommons.org/publicdomain/zero/1.0/legalcode cc0-1.0 |
op_doi |
https://doi.org/10.5061/dryad.xpnvx0kff10.1111/pala.12593 |
_version_ |
1801383933571497984 |