Curculionichthys sagarana
Curculionichthys sagarana is a species of catfish in the family Loricariidae. It is native to South America, where it occurs in the drainage basins of the Das Velhas River and the São Francisco River. It reaches 2.4 cm (0.9 inches) SL. The species was described in 2015 by Fábio Fernandes Roxo, Gabriel Souza da Costa e Silva, Luz E. Orrego, and Claudio Oliveira, alongside the description of the genus Curculionichthys to include several species formerly classified in the genus Hisonotus. References 

Otothyrinae
Fish of the São Francisco River basin
Fish described in 2015