brevis, Sicyopterus de Beaufort [L. F.] 1912:141 [Zoologischer Anzeiger v. 39 (no. 3); ref. 235] Upper course of Tubah River, western Ceram, Indonesia. Syntypes: ZMA 110981 (2). Type catalog: Nijssen et al. 1982:104 [ref. 19236]. •Valid as Sicyopterus brevis de Beaufort 1912 -- (Kottelat 2013:427 [ref. 32989], Keith et al. 2015:382 [ref. 34328]). •Synonym of Sicyopterus longifilis de Beaufort 1912 -- (Maeda & Saeki 2018:255 [ref. 36339]). Current status: Synonym of Sicyopterus longifilis de Beaufort 1912. Gobiidae: Sicydiinae. Habitat: freshwater, brackish, marine.