cynocephalum, Sicydium Valenciennes [A.] in Cuvier & Valenciennes 1837:177 [Histoire naturelle des poissons v. 12; ref. 1006] Manado, Sulawesi, Indonesia. Syntypes: MNHN A-1454 (2). Type catalog: Bauchot et al. 1991:44 [ref. 19958]. •Valid as Sicyopterus cynocephalus (Valenciennes 1837) -- (Allen 1991:194 [ref. 21090], Parenti & Maciolek 1993:963 [ref. 21279], Kottelat et al. 1993:152 [ref. 23448], Watson et al. 2000:24 [ref. 25138], Larson & Murdy 2001:3602 [ref. 26293], Keith et al. 2004:117 [ref. 27828], Larson & Pidgeon 2004:197 [ref. 28107], Keith et al. 2012:304 [ref. 31972], Kottelat 2013:427 [ref. 32989], Keith et al. 2015:86 [ref. 34328], Miesen et al. 2016:94 [ref. 34492], Amick & Toko 2021:8 [ref. 38599], Keith et al. 2021:144 [ref. 38257], Parenti 2021:417 [ref. 38603], Jamandre 2023:169 [ref. 40455]). Current status: Valid as Sicyopterus cynocephalus (Valenciennes 1837). Oxudercidae: Sicydiinae. Distribution: Western Pacific: Australia, Indonesia, Papua New Guinea, Philippines and Solomon Islands [anadromous]. Habitat: freshwater, brackish, marine.