Notopterus Lacepède [B. G. E.] 1800:189 Masc. Notopterus kapirat Lacepède 1800 (= Gymnotus notopterus Pallas 1769). Type is the species notopterus by absolute tautonymy of senior objective synonym of kapirat; two included species, with Gymnotus notopterus Gmelin (validated by Pallas) included in synonymy of kapirat. •Valid as Notopterus Lacepède 1800 -- (Jayaram 1981:53 [ref. 6497], Kottelat 1989:4 [ref. 13605], Roberts 1989:24 [ref. 6439], Ataur Rahman 1989:237 [ref. 24860], Roberts 1992:363 [ref. 20012], Ataur Rahman 2003:262 [ref. 31338], Kottelat 2013:32 [ref. 32989]). Current status: Valid as Notopterus Lacepède 1800. Notopteridae: Notopterinae.