Sicyopterus (subgenus of Sicydium) Gill [T. N.] 1860:101 Masc. Sicydium (Sicyopterus) stimpsoni Gill 1860. Type by original designation (also monotypic). •Synonym of Sicydium Valenciennes 1837 -- (Castro-Aguirre et al. 1999:426 [ref. 24550]). •Valid as Sicyopterus Gill 1860 -- (Lindberg & Krasyukova 1975:410 [ref. 7348], Akihito & Meguro 1979 [ref. 6996], Akihito in Masuda et al. 1984:285 [ref. 6441], Maugé 1986:383 [ref. 6218], Klausewitz & Henrich 1986:117 [ref. 5214], Birdsong et al. 1988:198 [ref. 7303], Allen 1991:193 [ref. 21090], Maugé et al. 1992:217 [ref. 19910], Parenti & Maciolek 1993:962 [ref. 21279], Harrison 1993:223 [ref. 22083], Parenti & Thomas 1998:270 [ref. 24299], Watson et al. 2000:12 [ref. 25138], Larson & Murdy 2001:3593 [ref. 26293], Keith et al. 2004:111 [ref. 27828], Watson & Kottelat 2006:121 [ref. 28766], Hoese & Larson 2006:1683 [ref. 29097], Keith et al. 2009:476 [ref. 30474], Keith et al. 2010:327 [ref. 30747], Keith et al. 2011:312, 318 [ref. 31023], Keith & Lord 2011:126 [ref. 31730], Keith & Lord 2011:244 [ref. 31741], Keith et al. 2013:299 [ref. 31972], Kottelat 2013:427 [ref. 32989], Keith et al. 2015:243 [ref. 34172], Zhang et al. 2016:207 [ref. 34477], Fricke et al. 2018:340 [ref. 35805], Maeda & Saeki 2018:253 [ref. 36339], Fricke et al. 2019:288 [ref. 36673], Lord et al. 2020:127 [ref. 37663], Parenti 2021:416 [ref. 38603]). Current status: Valid as Sicyopterus Gill 1860. Oxudercidae: Sicydiinae.