Peces Criollos - Freshwater Fishes of Argentina Peces Criollos - Freshwater Fishes of Argentina
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Bryconamericus pyahu sp.nov.

new species:
Bryconamericus pyahu   Azpelicueta, Casciotta & Almirón 2003

type locality:
Argentina, Province of Misiones, Río Iguazú basin, arroyo Tateto (25°47’12,8”S 53°58’12,9”W); Holotype AI 101 (50,6 mm SL)

distribution in Argentina:
type locality; also from there paratypes MHNG 2639.48 + MTD-F 27048-27051

published in:
Azpelicueta, M., J.R. Casciotta & A.E. Almirón (2003):
Bryconamericus pyahu (Characiformes, Characidae), a new species from the río Iguazú basin, in Argentina.
Revue Suisse de Zoologie 110 (3): 581-589

abstract (from publication):
A new species of the genus Bryconamericus is described from the 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 (28.0-35.5 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.

CLOFFAR - 2nd edition

Scleronema milonga sp.nov. from Argentina

Scleronema macanuda sp.nov. from Uruguay

Scleronema teiniagua sp.nov. from Uruguay

Scleronema ibirapuita - first record from Uruguay

Scleronema minutum is a sr. synonym of Pygidium angustirostris

Scleronema operculatum - not a species from Argentina or Uruguay

CLOFFUY - update 3

Oligosarcus hepsetus - not a species from Argentina or Uruguay

Moenkhausia forestii - first record from Argentina

Moenkhausia sanctaefilomenae - not a species from Argentina

Moenkhausia australis - confirmed for Argentina

Andromakhe gen.nov. - 5 comb.nov from Astyanax

Psalidodon - 30 comb.nov. from Astyanax

Psalidodon anisitsi comb.nov. from Hyphessobrycon

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