A new Hemigrammus Gill from upper rio Paraná system, Southeastern Brazil (Characiformes: Characidae)

Hemigrammus parana is described from the upper rio Paraná system, in the area of influence of the Ilha Solteira reservoir in states of Mato Grosso do Sul, Minas Gerais and São Paulo, southeastern Brazil. The new species differs from all congeners by the combination of the following characters: absen...

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Detalhes bibliográficos
Autores: Marinho, Manoela M. F. [UNESP], Carvalho, Fernando R., Langeani, Francisco [UNESP], Tatsumi, Flá Vio L.
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:2008
País:Brasil
Recursos:Universidade Estadual Paulista (UNESP)
Repositório:Repositório Institucional da UNESP
Idioma:inglês
OAI Identifier:oai:repositorio.unesp.br:11449/225075
Acesso em linha:http://dx.doi.org/10.11646/zootaxa.1724.1.2
http://hdl.handle.net/11449/225075
Access Level:Acceso aberto
Palavra-chave:Neotropical region
Rio Grande
South America
Taxonomy
Descrição
Resumo:Hemigrammus parana is described from the upper rio Paraná system, in the area of influence of the Ilha Solteira reservoir in states of Mato Grosso do Sul, Minas Gerais and São Paulo, southeastern Brazil. The new species differs from all congeners by the combination of the following characters: absence of humeral spot; presence of a roughly triangular or rectangular conspicuous black caudal spot, extending from base to tip of middle caudal-fin rays, its greatest depth at base of caudal-fin rays; and anal-fin rays iii-iv, 18-23. Copyright © 2008 Magnolia Press.