A Mesozoic bird from Gondwana preserving feathers
- Autores
- De Souza Carvalho, Ismar; Novas, Fernando Emilio; Agnolin, Federico; Isasi, Marcelo Pablo; Freitas, Francisco I.; Andrade, José A.
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The fossil record of birds in the Mesozoic of Gondwana is mostly based on isolated and often poorly preserved specimens, none of which has preserved details on feather anatomy. We provide the description of a fossil bird represented by a skeleton with feathers from the Early Cretaceous of Gondwana (NE Brazil). The specimen sheds light on the homology and 3D structure of the rachis-dominated feathers, previously known from two-dimensional slabs. The rectrices exhibit a row of rounded spots, probably corresponding to some original colour pattern. The specimen supports the identification of the feather scapus as the rachis, which is notably robust and elliptical in cross-section. In spite of its juvenile nature, the tail plumage resembles the feathering of adult individuals of modern birds. Documentation of rachis-dominated tail in South American enantiornithines broadens the paleobiogeographic distribution of basal birds with this tail feather morphotype, up to now only reported from China.
Fil: De Souza Carvalho, Ismar. Universidade Federal do Rio de Janeiro; Brasil
Fil: Novas, Fernando Emilio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina
Fil: Agnolin, Federico. Universidad Maimónides; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina
Fil: Isasi, Marcelo Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina. Universidad Maimónides; Argentina
Fil: Freitas, Francisco I.. Geopark Araripe; Brasil
Fil: Andrade, José A.. No especifíca; - Materia
-
Cratoavis cearensis
Bacia do Araripe
Ave fóssil
Brasil - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/212532
Ver los metadatos del registro completo
id |
CONICETDig_ecc8626caf573dbf0735fd16adf3e027 |
---|---|
oai_identifier_str |
oai:ri.conicet.gov.ar:11336/212532 |
network_acronym_str |
CONICETDig |
repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
A Mesozoic bird from Gondwana preserving feathersDe Souza Carvalho, IsmarNovas, Fernando EmilioAgnolin, FedericoIsasi, Marcelo PabloFreitas, Francisco I.Andrade, José A.Cratoavis cearensisBacia do AraripeAve fóssilBrasilhttps://purl.org/becyt/ford/1.5https://purl.org/becyt/ford/1The fossil record of birds in the Mesozoic of Gondwana is mostly based on isolated and often poorly preserved specimens, none of which has preserved details on feather anatomy. We provide the description of a fossil bird represented by a skeleton with feathers from the Early Cretaceous of Gondwana (NE Brazil). The specimen sheds light on the homology and 3D structure of the rachis-dominated feathers, previously known from two-dimensional slabs. The rectrices exhibit a row of rounded spots, probably corresponding to some original colour pattern. The specimen supports the identification of the feather scapus as the rachis, which is notably robust and elliptical in cross-section. In spite of its juvenile nature, the tail plumage resembles the feathering of adult individuals of modern birds. Documentation of rachis-dominated tail in South American enantiornithines broadens the paleobiogeographic distribution of basal birds with this tail feather morphotype, up to now only reported from China.Fil: De Souza Carvalho, Ismar. Universidade Federal do Rio de Janeiro; BrasilFil: Novas, Fernando Emilio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; ArgentinaFil: Agnolin, Federico. Universidad Maimónides; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; ArgentinaFil: Isasi, Marcelo Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina. Universidad Maimónides; ArgentinaFil: Freitas, Francisco I.. Geopark Araripe; BrasilFil: Andrade, José A.. No especifíca;Nature2015-06info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/212532De Souza Carvalho, Ismar; Novas, Fernando Emilio; Agnolin, Federico; Isasi, Marcelo Pablo; Freitas, Francisco I.; et al.; A Mesozoic bird from Gondwana preserving feathers; Nature; Nature Communications; 6; 6-2015; 1-52041-1723CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1038/ncomms8141info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:38:21Zoai:ri.conicet.gov.ar:11336/212532instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:38:21.584CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
A Mesozoic bird from Gondwana preserving feathers |
title |
A Mesozoic bird from Gondwana preserving feathers |
spellingShingle |
A Mesozoic bird from Gondwana preserving feathers De Souza Carvalho, Ismar Cratoavis cearensis Bacia do Araripe Ave fóssil Brasil |
title_short |
A Mesozoic bird from Gondwana preserving feathers |
title_full |
A Mesozoic bird from Gondwana preserving feathers |
title_fullStr |
A Mesozoic bird from Gondwana preserving feathers |
title_full_unstemmed |
A Mesozoic bird from Gondwana preserving feathers |
title_sort |
A Mesozoic bird from Gondwana preserving feathers |
dc.creator.none.fl_str_mv |
De Souza Carvalho, Ismar Novas, Fernando Emilio Agnolin, Federico Isasi, Marcelo Pablo Freitas, Francisco I. Andrade, José A. |
author |
De Souza Carvalho, Ismar |
author_facet |
De Souza Carvalho, Ismar Novas, Fernando Emilio Agnolin, Federico Isasi, Marcelo Pablo Freitas, Francisco I. Andrade, José A. |
author_role |
author |
author2 |
Novas, Fernando Emilio Agnolin, Federico Isasi, Marcelo Pablo Freitas, Francisco I. Andrade, José A. |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
Cratoavis cearensis Bacia do Araripe Ave fóssil Brasil |
topic |
Cratoavis cearensis Bacia do Araripe Ave fóssil Brasil |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.5 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The fossil record of birds in the Mesozoic of Gondwana is mostly based on isolated and often poorly preserved specimens, none of which has preserved details on feather anatomy. We provide the description of a fossil bird represented by a skeleton with feathers from the Early Cretaceous of Gondwana (NE Brazil). The specimen sheds light on the homology and 3D structure of the rachis-dominated feathers, previously known from two-dimensional slabs. The rectrices exhibit a row of rounded spots, probably corresponding to some original colour pattern. The specimen supports the identification of the feather scapus as the rachis, which is notably robust and elliptical in cross-section. In spite of its juvenile nature, the tail plumage resembles the feathering of adult individuals of modern birds. Documentation of rachis-dominated tail in South American enantiornithines broadens the paleobiogeographic distribution of basal birds with this tail feather morphotype, up to now only reported from China. Fil: De Souza Carvalho, Ismar. Universidade Federal do Rio de Janeiro; Brasil Fil: Novas, Fernando Emilio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina Fil: Agnolin, Federico. Universidad Maimónides; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina Fil: Isasi, Marcelo Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Museo Argentino de Ciencias Naturales "Bernardino Rivadavia"; Argentina. Universidad Maimónides; Argentina Fil: Freitas, Francisco I.. Geopark Araripe; Brasil Fil: Andrade, José A.. No especifíca; |
description |
The fossil record of birds in the Mesozoic of Gondwana is mostly based on isolated and often poorly preserved specimens, none of which has preserved details on feather anatomy. We provide the description of a fossil bird represented by a skeleton with feathers from the Early Cretaceous of Gondwana (NE Brazil). The specimen sheds light on the homology and 3D structure of the rachis-dominated feathers, previously known from two-dimensional slabs. The rectrices exhibit a row of rounded spots, probably corresponding to some original colour pattern. The specimen supports the identification of the feather scapus as the rachis, which is notably robust and elliptical in cross-section. In spite of its juvenile nature, the tail plumage resembles the feathering of adult individuals of modern birds. Documentation of rachis-dominated tail in South American enantiornithines broadens the paleobiogeographic distribution of basal birds with this tail feather morphotype, up to now only reported from China. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-06 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/212532 De Souza Carvalho, Ismar; Novas, Fernando Emilio; Agnolin, Federico; Isasi, Marcelo Pablo; Freitas, Francisco I.; et al.; A Mesozoic bird from Gondwana preserving feathers; Nature; Nature Communications; 6; 6-2015; 1-5 2041-1723 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/212532 |
identifier_str_mv |
De Souza Carvalho, Ismar; Novas, Fernando Emilio; Agnolin, Federico; Isasi, Marcelo Pablo; Freitas, Francisco I.; et al.; A Mesozoic bird from Gondwana preserving feathers; Nature; Nature Communications; 6; 6-2015; 1-5 2041-1723 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1038/ncomms8141 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Nature |
publisher.none.fl_str_mv |
Nature |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
_version_ |
1844614405865603072 |
score |
13.070432 |