A new species of Astyanax (Ostariophysi: Characidae) from the headwaters of the arheic Río Sucuma, Catamarca, Northwestern Argentina

A new species of Astyanax (Ostariophysi: Characidae) from the headwaters of the arheic Río Sucuma, Catamarca, Northwestern Argentina

ABSTRACT A new species of Astyanax is described from the arheic system of Río Sucuma, in Catamarca, Northwestern Argentina. The new species is distinguished from its congeners by a combination of characters including the presence of a broad vertical humeral spot, absence of maxillary teeth, and abse...

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Bibliographic Details
Main Authors: Guillermo E. Terán, Cristina I. Butí, J. Marcos Mirande
Format: Article
Language:English
Published: Sociedade Brasileira de Ictiologia 2017-06-01
Series:Neotropical Ichthyology
Subjects:
Characiformes
Especie críptica
Especie endémica
Filogenia
Sistema arreico
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252017000200209&lng=en&tlng=en

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