Gauger, Marco F.W. and Buckup, Paulo A. 2005.
Two new species of Hypoptopomatinae from the rio ParaÃ*ba do Sul basin, with comments on the monophyly of Parotocinclus and the Otothyrini (Siluriformes: Loricariidae)
Neotropical Ichthyology, 3(4):509-518.
Abstract