Dendrogram showing the phylogenetic relationship among Otothyrinae genera from the work of Roxo et al. (2014a). This figure shows the position of Curculionichthys close related with the genus Corumbataia and not related with the type species of the genus Hisonotus (i.e. H. notatus).

 
 
  Part of: Roxo FF, Silva GSC, Ochoa LA, Oliveira C (2015) Description of a new genus and three new species of Otothyrinae (Siluriformes, Loricariidae). ZooKeys 534: 103-134. https://doi.org/10.3897/zookeys.534.6169