A new species of Hyphessobrycon (Characiformes: Characidae) from río Portuguesa, río Orinoco basin, Venezuela
A new species of Hyphessobrycon is described from tributaries of the río Portuguesa, río Orinoco Basin, Venezuela. The new species is diagnosed from congeners by the presence of two large hooks on each side of the anal fin in adult males (processes of last unbranched and first branched anal-fin rays...
| Autores: | , |
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| Tipo de recurso: | artículo |
| Estado: | Versión publicada |
| Fecha de publicación: | 2008 |
| País: | Brasil |
| Institución: | Universidade Estadual Paulista (UNESP) |
| Repositorio: | Repositório Institucional da UNESP |
| Idioma: | inglés |
| OAI Identifier: | oai:repositorio.unesp.br:11449/225144 |
| Acceso en línea: | http://dx.doi.org/10.11646/zootaxa.1747.1.3 http://hdl.handle.net/11449/225144 |
| Access Level: | acceso abierto |
| Palabra clave: | Hyphessobrycon diancistrus Neotropical region Systematics Taxonomy |
| Sumario: | A new species of Hyphessobrycon is described from tributaries of the río Portuguesa, río Orinoco Basin, Venezuela. The new species is diagnosed from congeners by the presence of two large hooks on each side of the anal fin in adult males (processes of last unbranched and first branched anal-fin rays), distal third of caudal-fin black except for its distal tips (which are hyaline), anal-fin rays v, 19-21, and dorsal-fin rays ii,8. Comments on its generic status and putative relationships are provided. Copyright © 2008 Magnolia Press. |
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