mystax, Ellopostoma Tan [H. H.] & Lim [K. K. P.] 2002:454, Figs. 3, 5 (right) [Raffles Bulletin of Zoology v. 50 (no. 2); ref. 26708] Khlong Sok on highway 410, 5 kilometers west of Phanom, Tapi basin, Surat Thani Province, Thailand. Holotype: CAS 96698. Paratypes: CAS 60816 (6), 68203 (14), 93382 (7), 96698 (44); CMK 5166 (10); ZRC 37580 (2), 47340 (5). •Valid as Ellopostoma mystax Tan & Lim 2002 -- (Bohlen & Slechtova 2009:157 [ref. 30419], Chen et al. 2009:2201 [ref. 30698] in a new family Ellopostomidae, Chen et al. 2009:2201 [ref. 30698] in a new family Ellopostomida, Kottelat 2012:43 [ref. 32367], Kottelat 2013:184 [ref. 32989]). Current status: Valid as Ellopostoma mystax Tan & Lim 2002. Ellopostomatidae. Distribution: Tapi River basin, Thailand. Habitat: freshwater.