tinwini, Mastacembelus Britz [R.] 2007:258, Figs. 2, 3a [Ichthyological Exploration of Freshwaters v. 18 (no. 3); ref. 29343] Thaton market, Mon State, Myanmar. Holotype: NRM 55468. Paratypes: BMNH 2007.1.10.1 (1), CMK 19715 (6), NRM 48646 (12), USNM 385951 (4). Plus non-type material. •Valid as Mastacembelus tinwini Britz 2007 -- (Kottelat 2013:313 [ref. 32989], Ng et al. 2019:534 [ref. 36606], Jamaluddin et al. 2022:[7] [ref. 39245]). Current status: Valid as Mastacembelus tinwini Britz 2007. Mastacembelidae. Distribution: Southeast Asia: Salween basin in Myanmar, Malaya (Malaysia). Habitat: freshwater.