Bryconamericus pyahu sp. n. - Characiformes, Characidae -, a new species from the río Iguazú basin, in Argentina / Maria de las Mercedes Azpelicueta ; Jorge Rafael Casciotta ; Adriana Edith Almirón
Muséum D´histoire Naturelle de la Ville de Genéve
Bryconamericus pyahu sp. n. - Characiformes, Characidae -, a new species from the río Iguazú basin, in Argentina / Maria de las Mercedes Azpelicueta ; Jorge Rafael Casciotta ; Adriana Edith Almirón - 9 páginas
Abstract: A new species of the genus Bryconamericus is describd from río Iguazú basin en 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.
Ictiología
Ichthyology
Peces de Agua Dulce
Freshwater Fish
Inland Waters
Argentina
Misiones
Characidae
Characiformes
Bryconamericus Pyahu
Bryconamericus pyahu sp. n. - Characiformes, Characidae -, a new species from the río Iguazú basin, in Argentina / Maria de las Mercedes Azpelicueta ; Jorge Rafael Casciotta ; Adriana Edith Almirón - 9 páginas
Abstract: A new species of the genus Bryconamericus is describd from río Iguazú basin en 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.
Ictiología
Ichthyology
Peces de Agua Dulce
Freshwater Fish
Inland Waters
Argentina
Misiones
Characidae
Characiformes
Bryconamericus Pyahu