Morphometric analysis of the mud crab Hexapanopeus paulensis Rathbun, 1930 (Decapoda, Xanthoidea) from the southeastern coast of Brazil

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Autor(es): dc.contributorInstituto de Biociências de Botucatu-
Autor(es): dc.contributorUniversidade Federal de Uberlândia (UFU)-
Autor(es): dc.contributorUniversidad Estatal Paulista-
Autor(es): dc.contributorUniversidade Estadual do Sudoeste da Bahia-
Autor(es): dc.creatorElias Silva, Thiago-
Autor(es): dc.creatorFumis, Patrícia Bianca-
Autor(es): dc.creatorAlmeida, Ariadine Cristine-
Autor(es): dc.creatorBertini, Giovana-
Autor(es): dc.creatorFransozo, Vivian-
Data de aceite: dc.date.accessioned2025-08-21T16:43:13Z-
Data de disponibilização: dc.date.available2025-08-21T16:43:13Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2014-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.3856/vol42-issue3-fulltext-16-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/231339-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/231339-
Descrição: dc.descriptionIn this study, we estimated the size at onset of maturity (carapace width, CW50) and analyzed the relative growth of some body parts and the heterochely of the mud crab Hexapanopeus paulensis. A total of 800 crabs were collected, from January 1998 to December 1999, on the southeastern coast of Brazil. Each specimen was sexed and measured. CW50 was estimated to be 6.7 mm in males and 6.3 mm in females. Carapace length growth was negatively allometric in both sexes. Cheliped length and height was positively allometric for both males and females. Gonopod growth was isometric (b = 1) and negatively allometric (b < 1) in both juvenile and adult males, respectively. Abdomen relative growth was positively allometric (b > 1) for both juvenile and adult females. In males and females, the right cheliped was larger and higher than the left cheliped. Such heterochely may be related to the feeding habits of H. paulensis. Most xanthoid crabs, including the studied species, feed upon mollusks with dextral shells, which require complicated handling. In this sense, the heterochely in H. paulensis might facilitate the food manipulation.-
Descrição: dc.descriptionInstituto de Biociências de Botucatu Departamento de Zoologia, Distrito de Rubião Júnior s/n, CEP 18618-970, Botucatu, SP-
Descrição: dc.descriptionInstituto de Biologia Universidade Federal de Uberlândia, Rua Ceará s/n, CEP 38400-902, Umuarama, MG-
Descrição: dc.descriptionUniversidad Estatal Paulista, Campus Registro, Rua Nelson Bhihi Badur 430, CEP 11900-000, Registro, SP-
Descrição: dc.descriptionDepartamento de Ciências Naturais-Zoologia Universidade Estadual do Sudoeste da Bahia, Estrada do Bem Querer, km 04, CEP 45031-900, Vitória da Conquista, BA-
Formato: dc.format588-597-
Idioma: dc.languageen-
Idioma: dc.languagees-
Relação: dc.relationLatin American Journal of Aquatic Research-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectBrazil-
Palavras-chave: dc.subjectBycatch-
Palavras-chave: dc.subjectHexapanopeus paulensis-
Palavras-chave: dc.subjectPanopeidae-
Palavras-chave: dc.subjectSexual maturity-
Palavras-chave: dc.subjectSexual secondary characters-
Palavras-chave: dc.subjectSoutheastern-
Palavras-chave: dc.subjectUbatuba-
Título: dc.titleMorphometric analysis of the mud crab Hexapanopeus paulensis Rathbun, 1930 (Decapoda, Xanthoidea) from the southeastern coast of Brazil-
Título: dc.titleAnálisis morfométrico del cangrejo de fango Hexapanopeus paulensis Rathbun, 1930 (Decapoda, Xanthoidea) del litoral sureste de Brasil-
Tipo de arquivo: dc.typelivro digital-
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