[1]
Calegari, B.B., Morlis, W.G. and Reis, R.E. 2017.

A new species of Otothyropsis (Siluriformes: Loricariidae) from the upper Río Paraná basin, Paraguay, with a discussion of the limits between Otothyropsis and Hisonotus

. Zootaxa. 4244, 2 (Mar. 2017), 231–245. DOI:https://doi.org/10.11646/zootaxa.4244.2.5.