Author: (Spix & Agassiz, 1829)
FBname: Flatwhiskered catfish
Remark: We have retained the younger name <i>P. pirinampu</i> (Spix & Agassiz) for purposes of stability, there has been virtually no use of <i>P. barbancho</i> since its original description, thus we treat it as a  Nomen oblitum.
Comments: Occurs in schools.  Feeds on benthic animals (Ref. 9084).  Known from a temperatures ranging from 24-29 °C, pH range of 5-9, and an alkalinity range of 42-142 (Ref. 9110).