Peces Criollos - Freshwater Fishes of Argentina Peces Criollos - Freshwater Fishes of Argentina
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Hemigrammus tridens - first record from Argentina

Hemigrammus tridens
Hemigrammus tridens (photo from publication)

first record from Argentina:
Hemigrammus tridens Eigenmann, 1907

published in:
Azpelicueta, M. & S. Koerber (2017):
Hemigrammus tridens Eigenmann (Characiformes, Characidae): first records of a small tetra from the Paraná River basin.
Revue suisse de Zoologie 124 (1): 67-71

abstract (from publication):
Hemigrammus tridens is a small characid described by Eigenmann (in Eigenmann & Ogle, 1907) from Paraguay River, in the country Paraguay. The species has a conspicuous trident-shaped caudal spot, few perforated lateral line scales, scales on the caudal fin, and two pentacuspidate teeth in the outer series of the premaxilla. Hemigrammus tridens is found in the Paraná River basin of both, Argentina and Paraguay. The records from Argentina are the first for this species in the country. Comments on the type series are added.

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