Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina

A new species of the genus Bryconamericus is described from río Iguazú basin in Misiones, Argentina. Bryconamericus pyahu sp. n. is distinguished from all other species by the following combination of characters: low body depth (28.0-34.5 in % of SL); premaxillary teeth of the inner series with 3 to...

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Autores principales: Azpelicueta, María de las Mercedes, Casciotta, Jorge Rafael, Almirón, Adriana Edith
Formato: Articulo
Lenguaje:Inglés
Publicado: 2003
Materias:
Zoología
Ciencias Naturales
Argentina
Basin
Bryconamericus
Characidae
Characiformes
Iguazú
Misiones
Cuenca
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/84960
Aporte de:
SEDICI (UNLP) de Universidad Nacional de La Plata
id I19-R120-10915-84960
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Zoología
Ciencias Naturales
Argentina
Basin
Bryconamericus
Characidae
Characiformes
Iguazú
Misiones
Cuenca
spellingShingle Zoología
Ciencias Naturales
Argentina
Basin
Bryconamericus
Characidae
Characiformes
Iguazú
Misiones
Cuenca
Azpelicueta, María de las Mercedes
Casciotta, Jorge Rafael
Almirón, Adriana Edith
Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
topic_facet Zoología
Ciencias Naturales
Argentina
Basin
Bryconamericus
Characidae
Characiformes
Iguazú
Misiones
Cuenca
description A new species of the genus Bryconamericus is described from río Iguazú basin in Misiones, Argentina. Bryconamericus pyahu sp. n. is distinguished from all other species by the following combination of characters: low body depth (28.0-34.5 in % of SL); premaxillary teeth of the inner series with 3 to 5 cusps; aligned 3 premaxillary teeth of the outer row tricuspidate, and 3-5 maxillary teeth with 1 to 3 cusps. Also, the new species has 18-20 branched anal-fin rays, large black subcircular humeral spot, wide black lateral band, and 37-39 perforated scales on the lateral line. The new species was collected in the arroyo Tateto, headwaters of the río San Antonio, Iguazú basin.
format Articulo
Articulo
author Azpelicueta, María de las Mercedes
Casciotta, Jorge Rafael
Almirón, Adriana Edith
author_facet Azpelicueta, María de las Mercedes
Casciotta, Jorge Rafael
Almirón, Adriana Edith
author_sort Azpelicueta, María de las Mercedes
title Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
title_short Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
title_full Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
title_fullStr Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
title_full_unstemmed Bryconamericus pyahu sp. n. (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina
title_sort bryconamericus pyahu sp. n. (characiformes, characidae), a new species from the río iguazú basin, in argentina
publishDate 2003
url http://sedici.unlp.edu.ar/handle/10915/84960
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