Výskyt
Jižní Amerika — řeky Guaviare a Meta, povodí Orinoka, stát Meta, Kolumbie.
Typová lokalita
Caño Ovejas, tributary of the Guaviare River, vereda San Jorge, Mapiripán Municipality, Meta, Colombia, 03°5'26.82"N, 72°42'33.14"W.
Původní popis
Faustino-Fuster, D. R., López-Castaño, J. A., Quiñones, J. M. & Meza-Vargas, V. 2024. Increasing the species diversity of the monotypic genus Pariolius Cope 1872 (Siluriformes: Heptapteridae) after more than 150 years. Zootaxa 5433 (no. 3): 389-403.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.