Author: (Geoffroy Saint-Hilaire, 1809)
Remark: Reassigned to <i>Synodontis</i> based on a phylogenetic study by Vigliotta (2008: Ref. 79014). This species is placed in the genus <i>Hemisynodontis </i> in Eschmeyer (CofF ver. May 2011: Ref. 86870).
Comments: Occurs in deep water close to the shore.  Omnivore, feeds on plankton and detritus (Ref. 13868).  May also feed on surface insects, chironomid larvae, benthic crustaceans, and mollusks (Ref. 28714).  Oviparous (Ref. 205).  Maximum size reported as 50.0cm (length type not given)(Ref. 31256).