heterorhynchus, Wallago Bleeker [P.] 1854:514 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 5 (no. 3); ref. 5965] Moara [Muara] Kompeh, eastern Sumatra, Indonesia. Holotype (unique): RMNH 6849. Bleeker specimens: BMNH 1863.12.4.58 (1). Type catalog: Ferraris 2007:368 [ref. 29155]. Appeared as Hemisilurus heterorhynchos in Bleeker 1863:Pl. 93 (fig. 2) [ref. 393] and as Hemisilurus heterorhynchus in Bleeker 1863:94 [ref. 393]; first revisor needs research. See van Oijen et al. 2009:259 [ref. 30423]. •Valid as Hemisilurus heterorhynchus (Bleeker 1854) -- (Burgess 1989:85 [ref. 12860], Bornbusch & Lundberg 1989:434 [ref. 12543], Roberts 1989:145 [ref. 6439], Kottelat et al. 1993:68 [ref. 23448], Zhu 1995:143 [ref. 25213], Dai in Chu et al. 1999:92 [ref. 24534], Tan & Ng 1999:282 [ref. 24254] as heterorhynchos, Kottelat & Widjanarti 2005:160 [ref. 28284] as heterorhynchos, Parenti & Lim 2005:190 [ref. 28285] as heterorhynchos, Ferraris 2007:368 [ref. 29155], Kottelat 2013:233 [ref. 32989], Zhang et al. 2016:179 [ref. 34477] as heterorhynchu). Current status: Valid as Hemisilurus heterorhynchus (Bleeker 1854). Siluridae. Distribution: Southeast Asia: Sumatra and Borneo. Habitat: freshwater.