La Cuenca del Altiplano-Puna muestra un grupo particular de peces continentales, cuya diversidad biológica es aún poco conocida. Nuevos registros especies Trichomycterus son incorporados al listado los que viven en la Puna Argentina: este el primer registro rivulatus Argentina, mientras T. roigi registrado seis arroyos las provincias Jujuy (Volcán Granada, Volcán Tuzgle, El Moreno, Cieneguillas...

Fishes of the tropical Indo-Pacific family Siganidae comprise 28 species, characterized by their body proportions and their colour patterns. A mitochondrial phylogeny of 20 Siganidae species was produced to infer their evolutionary history. Three distinct, major clades were found, that also correspond to the early radiation of the family into three major ecological types: fusiform species that ...