macrostetholepis, Sicydium Bleeker [P.] 1853:271 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 4 (no. 2); ref. 12580] Western Sumatra, Indonesia. Holotype (unique): Probably in RMNH 6188. •Synonym of Sicyopterus lagocephalus (Pallas 1770) -- (Watson et al. 2000:13 [ref. 25138]). •Valid as Sicyopterus macrostetholepis (Bleeker 1853) -- (Akihito in Masuda et al. 1984:286 [ref. 6441], Kawanabe & Mizuno 1989:637 [ref. 25598], Kottelat et al. 1993:153 [ref. 23448], Larson & Murdy 2001:3603 [ref. 26293], Larson et al. 2008:151 [ref. 29532], Keith et al. 2012:304 [ref. 31972], Kottelat 2013:428 [ref. 32989], Keith et al. 2015:112 [ref. 34328], Miesen et al. 2016:95 [ref. 34492], Parenti 2021:420 [ref. 38603], Jamandre 2023:169 [ref. 40455]). Current status: Valid as Sicyopterus macrostetholepis (Bleeker 1853). Oxudercidae: Sicydiinae. Distribution: Western Pacific: Indonesia and the Philippines [anadromous]. Habitat: freshwater, brackish, marine.