Typová lokalita
Río Las Marías, Orinoco/Apure drainage, Estado Portuguesa, Venezuela, 9.402778°, -69.7375°.
Původní popis
de Souza, L. S., Taphorn, D. C. & Armbruster, J. W. 2019. Review of Ancistrus (Siluriformes: Loricariidae) from the northwestern Guiana Shield, Orinoco Andes, and adjacent basins with description of six new species. Zootaxa 4552: 1-67.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.