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Data de Publicação: | 2009 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Biotemas (Online) |
Texto Completo: | https://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p111 |
Resumo: | Morphology of the hyoid apparatus of some species of odontocetes from southern Brazil. The hyoid apparatus of odontocetes serves as a major attachment point for the muscles and ligaments that subserve breathing, sound production and swallowing. However, most of the literature on anatomy does not consider the bones of this region, presenting general osteological descriptions without considering the comparative aspects. This study sought to determine the intra and interspecific variations of the ossified hyoid apparatus elements from six species of odontocetus. We studied 96 hyoid apparatuses from the following species: Phocoena spinipinnis (n = 1), Pontoporia blainvillei (n = 20), Sotalia guianensis (n = 37), Stenella frontalis (n = 13), Steno bredanensis (n = 6) and Tursiops truncatus (n = 19). Among the six species analyzed, P. spinipinnis, P. blainvillei and S. guianenses presented a diagnostic feature of this apparatus, while the others were best described morphometrically when considering all the hyoid apparatus bones. Intraspecific variation was registered with greater amplitude in T. truncatus, while S. guianensis showed sexual dimorphism. The morphology of the hyoid apparatus proved to be important in the differentiation and characterization of all studied species. |
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.Morfologia do aparato hióide de algumas espécies de odontocetos do sul do BrasilMorphology of the hyoid apparatus of some species of odontocetes from southern Brazil. The hyoid apparatus of odontocetes serves as a major attachment point for the muscles and ligaments that subserve breathing, sound production and swallowing. However, most of the literature on anatomy does not consider the bones of this region, presenting general osteological descriptions without considering the comparative aspects. This study sought to determine the intra and interspecific variations of the ossified hyoid apparatus elements from six species of odontocetus. We studied 96 hyoid apparatuses from the following species: Phocoena spinipinnis (n = 1), Pontoporia blainvillei (n = 20), Sotalia guianensis (n = 37), Stenella frontalis (n = 13), Steno bredanensis (n = 6) and Tursiops truncatus (n = 19). Among the six species analyzed, P. spinipinnis, P. blainvillei and S. guianenses presented a diagnostic feature of this apparatus, while the others were best described morphometrically when considering all the hyoid apparatus bones. Intraspecific variation was registered with greater amplitude in T. truncatus, while S. guianensis showed sexual dimorphism. The morphology of the hyoid apparatus proved to be important in the differentiation and characterization of all studied species.O aparato hióide dos odontocetos serve como principal ponto de fixação de músculos e ligamentos que subsidiam a respiração, a produção de sons e a alimentação. No entanto, a maior parte da literatura anatômica desconsidera os ossos dessa região apresentando apenas descrições osteológicas gerais sem considerar os aspectos comparativos. Neste trabalho procurou-se determinar as variações intra e interespecíficas dos elementos ossificados do aparato hióide de seis espécies de odontocetos. Foram estudados 96 aparatos hióides das seguintes espécies: Phocoena spinipinnis (n = 1), Pontoporia blainvillei (n = 20), Sotalia guianensis (n = 37), Stenella frontalis (n = 13), Steno bredanensis (n = 6) e Tursiops truncatus (n = 19). Dentre as seis espécies analisadas, P. spinipinnis, P. blainvillei e S. guianensis apresentaram características diagnósticas evidentes, sendo que as demais foram mais bem descritas por variações morfométricas levando em conta o conjunto de ossos do aparato hióide. Variações intraespecíficas foram registradas com maior amplitude em T. truncatus, sendo que S. guianensis apresentou dimorfismo sexual. A morfologia do aparato hióide mostrou-se importante na caracterização e diferenciação de todas as espécies estudadas.Universidade Federal de Santa Catarina2009-08-31info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p11110.5007/2175-7925.2009v22n1p111Biotemas; v. 22 n. 1 (2009); 111-1202175-79250103-1643reponame:Biotemas (Online)instname:Universidade Federal de Santa Catarina (UFSC)instacron:UFSCporhttps://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p111/18745Copyright (c) 2011 Dan Jacobs Pretto, Gabriela Oliveira, Maurício Eduardo Graipel, Paulo César Simões-Lopesinfo:eu-repo/semantics/openAccessPretto, Dan JacobsOliveira, GabrielaGraipel, Maurício EduardoSimões-Lopes, Paulo César2018-03-07T17:29:51Zoai:periodicos.ufsc.br:article/20533Revistahttp://www.biotemas.ufsc.br/index.htmPUBhttps://periodicos.ufsc.br/index.php/biotemas/oai||carlospinto@ccb.ufsc.br2175-79250103-1643opendoar:2018-03-07T17:29:51Biotemas (Online) - Universidade Federal de Santa Catarina (UFSC)false |
dc.title.none.fl_str_mv |
. Morfologia do aparato hióide de algumas espécies de odontocetos do sul do Brasil |
title |
. |
spellingShingle |
. Pretto, Dan Jacobs |
title_short |
. |
title_full |
. |
title_fullStr |
. |
title_full_unstemmed |
. |
title_sort |
. |
author |
Pretto, Dan Jacobs |
author_facet |
Pretto, Dan Jacobs Oliveira, Gabriela Graipel, Maurício Eduardo Simões-Lopes, Paulo César |
author_role |
author |
author2 |
Oliveira, Gabriela Graipel, Maurício Eduardo Simões-Lopes, Paulo César |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Pretto, Dan Jacobs Oliveira, Gabriela Graipel, Maurício Eduardo Simões-Lopes, Paulo César |
description |
Morphology of the hyoid apparatus of some species of odontocetes from southern Brazil. The hyoid apparatus of odontocetes serves as a major attachment point for the muscles and ligaments that subserve breathing, sound production and swallowing. However, most of the literature on anatomy does not consider the bones of this region, presenting general osteological descriptions without considering the comparative aspects. This study sought to determine the intra and interspecific variations of the ossified hyoid apparatus elements from six species of odontocetus. We studied 96 hyoid apparatuses from the following species: Phocoena spinipinnis (n = 1), Pontoporia blainvillei (n = 20), Sotalia guianensis (n = 37), Stenella frontalis (n = 13), Steno bredanensis (n = 6) and Tursiops truncatus (n = 19). Among the six species analyzed, P. spinipinnis, P. blainvillei and S. guianenses presented a diagnostic feature of this apparatus, while the others were best described morphometrically when considering all the hyoid apparatus bones. Intraspecific variation was registered with greater amplitude in T. truncatus, while S. guianensis showed sexual dimorphism. The morphology of the hyoid apparatus proved to be important in the differentiation and characterization of all studied species. |
publishDate |
2009 |
dc.date.none.fl_str_mv |
2009-08-31 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p111 10.5007/2175-7925.2009v22n1p111 |
url |
https://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p111 |
identifier_str_mv |
10.5007/2175-7925.2009v22n1p111 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://periodicos.ufsc.br/index.php/biotemas/article/view/2175-7925.2009v22n1p111/18745 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Federal de Santa Catarina |
publisher.none.fl_str_mv |
Universidade Federal de Santa Catarina |
dc.source.none.fl_str_mv |
Biotemas; v. 22 n. 1 (2009); 111-120 2175-7925 0103-1643 reponame:Biotemas (Online) instname:Universidade Federal de Santa Catarina (UFSC) instacron:UFSC |
instname_str |
Universidade Federal de Santa Catarina (UFSC) |
instacron_str |
UFSC |
institution |
UFSC |
reponame_str |
Biotemas (Online) |
collection |
Biotemas (Online) |
repository.name.fl_str_mv |
Biotemas (Online) - Universidade Federal de Santa Catarina (UFSC) |
repository.mail.fl_str_mv |
||carlospinto@ccb.ufsc.br |
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1799940549975736320 |