Astyanax pirapuan: A new characid species from the upper Rio Paraguay system, Mato Grosso, Central Brazil (Characiformes, Characidae)

A new characid fish is described herein from tributaries of the Rio Aricá-Mirim, Rio Cuiabá basin, Chapada dos Guimarães, Mato Grosso State, Brazil. Astyanax pirapuan better conforms to the A. scabripinnis species complex and it can be distinguished from other species of this complex by a combinatio...

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Detalles Bibliográficos
Autores: Tagliacollo, Victor A. [UNESP], Britzke, Ricardo [UNESP], Silva, Gabriel S. C. [UNESP], Benine, Ricardo C. [UNESP]
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2011
País:Brasil
Institución:Universidade Estadual Paulista (UNESP)
Repositorio:Repositório Institucional da UNESP
Idioma:inglés
OAI Identifier:oai:repositorio.unesp.br:11449/226212
Acceso en línea:http://dx.doi.org/10.11646/zootaxa.2749.1.3
http://hdl.handle.net/11449/226212
Access Level:acceso abierto
Palabra clave:Astyanax scabripinnis
Neotropical
taxonomy
Descripción
Sumario:A new characid fish is described herein from tributaries of the Rio Aricá-Mirim, Rio Cuiabá basin, Chapada dos Guimarães, Mato Grosso State, Brazil. Astyanax pirapuan better conforms to the A. scabripinnis species complex and it can be distinguished from other species of this complex by a combination of characters, including 8-9 gill rakers on the upper limb of first branchial arch, 0-1 tooth on the maxillary, 17 to 21 branched anal-fin rays, 35-37 perforated lateral line scales and two humeral spots. Copyright © 2011 · Magnolia Press.