imberbis, Glanis Gronow [L. T.] in Gray 1854:135 [Catalogue of fish collected and described by Laurence Theodore Gronow; ref. 1911] East Indies. No types known. •Questionably a synonym of Notopterus notopterus (Pallas 1769) -- (Kottelat 2013:32 [ref. 32989]). Current status: Synonym of Notopterus notopterus (Pallas 1769). Notopteridae: Notopterinae. Habitat: freshwater, brackish.