viriosus, Gastromyzon Tan [H. H.] 2006:165, Figs. 106-107 [The Borneo Suckers; ref. 28716] Sungai Sawi, Tatau District, Bintulu, Sarawak, Borneo, Malaysia. Holotype: ZRC 39709. Paratypes: SBC [ex ZRC 47217] (2); ZRC 39707 (1), 39718 (2), 39724 (1) •Valid as Gastromyzon viriosus Tan 2006 -- (Kottelat 2012:64 [ref. 32367], Kottelat 2013:194 [ref. 32989]). Current status: Valid as Gastromyzon viriosus Tan 2006. Gastromyzontidae. Distribution: Tatau River basin, central Sarawak, Borneo, Malaysia. Habitat: freshwater.