Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology
Tomteluva perturbata gen. et sp. nov. and Nasakia thulensis gen. et sp. nov., two new rhynchonelliformean brachiopod taxa, are described from carbonate beds from the lower middle Cambrian (Series 3, Stage 5) basinal Stephen Formation, Canada, and the upper lower Cambrian (Series 2, Stage 4) Henson G...
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Online Access: | https://doi.org/10.5061/dryad.rd247 |
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fttriple:oai:gotriple.eu:50|dedup_wf_001::125ff98a2b19ade19115eb2396956d29 2023-05-15T16:28:45+02:00 Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology Streng, Michael Butler, Aodhán D. Peel, John S. Garwood, Russell J. Caron, Jean-Bernard 2016-12-09 https://doi.org/10.5061/dryad.rd247 undefined unknown http://dx.doi.org/10.5061/dryad.rd247 https://dx.doi.org/10.5061/dryad.rd247 lic_creative-commons oai:services.nod.dans.knaw.nl:Products/dans:oai:easy.dans.knaw.nl:easy-dataset:91852 oai:easy.dans.knaw.nl:easy-dataset:91852 10.5061/dryad.rd247 10|eurocrisdris::fe4903425d9040f680d8610d9079ea14 10|re3data_____::84e123776089ce3c7a33db98d9cd15a8 10|openaire____::9e3be59865b2c1c335d32dae2fe7b254 re3data_____::r3d100000044 10|re3data_____::94816e6421eeb072e7742ce6a9decc5f 10|openaire____::081b82f96300b6a6e3d282bad31cb6e2 Life sciences medicine and health care Naukatida Cambrian aberrant morphology convergence tomography Tomteluvidae n. fam pedicle preservation Tomteluvidae fam. nov Canada British Columbia Odaray Mountain North Greenland Freuchen Land Peary Land Brachiopoda Tomteluvidae Tomteluva perturbata Nasakia thulensis Anomalocalyx cawoodi geo archeo Dataset https://vocabularies.coar-repositories.org/resource_types/c_ddb1/ 2016 fttriple https://doi.org/10.5061/dryad.rd247 2023-01-22T17:13:48Z Tomteluva perturbata gen. et sp. nov. and Nasakia thulensis gen. et sp. nov., two new rhynchonelliformean brachiopod taxa, are described from carbonate beds from the lower middle Cambrian (Series 3, Stage 5) basinal Stephen Formation, Canada, and the upper lower Cambrian (Series 2, Stage 4) Henson Gletscher Formation, North Greenland, respectively. The two taxa are characterized by an unusual coral-like morphology typified by a high conical ventral valve with an anteriorly curved umbo and a tube-like structure inside the ventral valve, interpreted as pedicle tube. Both resemble the problematic late middle Cambrian (Drumian) species Anomalocalyx cawoodi Brock from Australia, whose systematic affiliation is controversial. Together, the three genera are interpreted as representatives of a new family of rhynchonelliformean brachiopods, the Tomteluvidae fam. nov., which is interpreted as an aberrant or derived taxon within the Order Naukatida. Convergence between the Tomteluvidae and the coralla of small solitary Cambrian coralimorphs, as well as the late Palaeozoic reef-building richthofenioid brachiopods, might indicate adaptation to a similar life habits and environments. However, their small size (length 4 mm), well-developed pedicle and perfect morphological symmetry make it more likely that tomteluvids lived attached to frondose algae or sponges, above the seafloor, in a similar fashion to the acrotretoid brachiopods with which they show a high degree of morphological convergence. Morphological features of the pedicle tube of N. thulensis suggest that the tomteluvid pedicle is homologous to that in modern rhynchonelliformean brachiopods. This is the first evidence of the pedicle type within the Naukatida and represents the oldest confirmation of a rhynchonellate pedicle. 3D reconstruction of Tomteluva perturbataStreng_et_al_2016_.mpg Dataset Greenland North Greenland Peary Land Unknown Canada Greenland British Columbia ENVELOPE(-125.003,-125.003,54.000,54.000) Peary ENVELOPE(-63.867,-63.867,-65.250,-65.250) Peary Land ENVELOPE(-32.500,-32.500,82.633,82.633) Henson ENVELOPE(-168.350,-168.350,-84.833,-84.833) Henson Gletscher ENVELOPE(-40.333,-40.333,82.350,82.350) Freuchen Land ENVELOPE(-43.000,-43.000,82.500,82.500) |
institution |
Open Polar |
collection |
Unknown |
op_collection_id |
fttriple |
language |
unknown |
topic |
Life sciences medicine and health care Naukatida Cambrian aberrant morphology convergence tomography Tomteluvidae n. fam pedicle preservation Tomteluvidae fam. nov Canada British Columbia Odaray Mountain North Greenland Freuchen Land Peary Land Brachiopoda Tomteluvidae Tomteluva perturbata Nasakia thulensis Anomalocalyx cawoodi geo archeo |
spellingShingle |
Life sciences medicine and health care Naukatida Cambrian aberrant morphology convergence tomography Tomteluvidae n. fam pedicle preservation Tomteluvidae fam. nov Canada British Columbia Odaray Mountain North Greenland Freuchen Land Peary Land Brachiopoda Tomteluvidae Tomteluva perturbata Nasakia thulensis Anomalocalyx cawoodi geo archeo Streng, Michael Butler, Aodhán D. Peel, John S. Garwood, Russell J. Caron, Jean-Bernard Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
topic_facet |
Life sciences medicine and health care Naukatida Cambrian aberrant morphology convergence tomography Tomteluvidae n. fam pedicle preservation Tomteluvidae fam. nov Canada British Columbia Odaray Mountain North Greenland Freuchen Land Peary Land Brachiopoda Tomteluvidae Tomteluva perturbata Nasakia thulensis Anomalocalyx cawoodi geo archeo |
description |
Tomteluva perturbata gen. et sp. nov. and Nasakia thulensis gen. et sp. nov., two new rhynchonelliformean brachiopod taxa, are described from carbonate beds from the lower middle Cambrian (Series 3, Stage 5) basinal Stephen Formation, Canada, and the upper lower Cambrian (Series 2, Stage 4) Henson Gletscher Formation, North Greenland, respectively. The two taxa are characterized by an unusual coral-like morphology typified by a high conical ventral valve with an anteriorly curved umbo and a tube-like structure inside the ventral valve, interpreted as pedicle tube. Both resemble the problematic late middle Cambrian (Drumian) species Anomalocalyx cawoodi Brock from Australia, whose systematic affiliation is controversial. Together, the three genera are interpreted as representatives of a new family of rhynchonelliformean brachiopods, the Tomteluvidae fam. nov., which is interpreted as an aberrant or derived taxon within the Order Naukatida. Convergence between the Tomteluvidae and the coralla of small solitary Cambrian coralimorphs, as well as the late Palaeozoic reef-building richthofenioid brachiopods, might indicate adaptation to a similar life habits and environments. However, their small size (length 4 mm), well-developed pedicle and perfect morphological symmetry make it more likely that tomteluvids lived attached to frondose algae or sponges, above the seafloor, in a similar fashion to the acrotretoid brachiopods with which they show a high degree of morphological convergence. Morphological features of the pedicle tube of N. thulensis suggest that the tomteluvid pedicle is homologous to that in modern rhynchonelliformean brachiopods. This is the first evidence of the pedicle type within the Naukatida and represents the oldest confirmation of a rhynchonellate pedicle. 3D reconstruction of Tomteluva perturbataStreng_et_al_2016_.mpg |
format |
Dataset |
author |
Streng, Michael Butler, Aodhán D. Peel, John S. Garwood, Russell J. Caron, Jean-Bernard |
author_facet |
Streng, Michael Butler, Aodhán D. Peel, John S. Garwood, Russell J. Caron, Jean-Bernard |
author_sort |
Streng, Michael |
title |
Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
title_short |
Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
title_full |
Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
title_fullStr |
Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
title_full_unstemmed |
Data from: A new family of Cambrian rhynchonelliformean brachiopods (Order Naukatida) with an aberrant coral-like morphology |
title_sort |
data from: a new family of cambrian rhynchonelliformean brachiopods (order naukatida) with an aberrant coral-like morphology |
publishDate |
2016 |
url |
https://doi.org/10.5061/dryad.rd247 |
long_lat |
ENVELOPE(-125.003,-125.003,54.000,54.000) ENVELOPE(-63.867,-63.867,-65.250,-65.250) ENVELOPE(-32.500,-32.500,82.633,82.633) ENVELOPE(-168.350,-168.350,-84.833,-84.833) ENVELOPE(-40.333,-40.333,82.350,82.350) ENVELOPE(-43.000,-43.000,82.500,82.500) |
geographic |
Canada Greenland British Columbia Peary Peary Land Henson Henson Gletscher Freuchen Land |
geographic_facet |
Canada Greenland British Columbia Peary Peary Land Henson Henson Gletscher Freuchen Land |
genre |
Greenland North Greenland Peary Land |
genre_facet |
Greenland North Greenland Peary Land |
op_source |
oai:services.nod.dans.knaw.nl:Products/dans:oai:easy.dans.knaw.nl:easy-dataset:91852 oai:easy.dans.knaw.nl:easy-dataset:91852 10.5061/dryad.rd247 10|eurocrisdris::fe4903425d9040f680d8610d9079ea14 10|re3data_____::84e123776089ce3c7a33db98d9cd15a8 10|openaire____::9e3be59865b2c1c335d32dae2fe7b254 re3data_____::r3d100000044 10|re3data_____::94816e6421eeb072e7742ce6a9decc5f 10|openaire____::081b82f96300b6a6e3d282bad31cb6e2 |
op_relation |
http://dx.doi.org/10.5061/dryad.rd247 https://dx.doi.org/10.5061/dryad.rd247 |
op_rights |
lic_creative-commons |
op_doi |
https://doi.org/10.5061/dryad.rd247 |
_version_ |
1766018429704208384 |