Hudsonius Girard [C. F.] 1856:210 Masc. Hudsonius fluviatilis Girard 1856 (= Clupea hudsonia Clinton 1824). Type by subsequent designation. Type designated by Bleeker 1863:211 [ref. 397] and 1863:32 [ref. 4859]; not by absolute tautonymy [not exact] contrary to Gilbert 1998:17 [ref. 23395]. H. fluviatilis Girard is an unneeded substitute for C. hudsonia Clinton. •Synonym of Notropis Rafinesque 1818 -- (Gilbert 1978:15 [ref. 7042], Gilbert 1998:17 [ref. 23395]). •Valid as Hudsonius Girard 1856 -- (Mayden et al. 2007:82 [ref. 36566], Stout et al. 2022:9 [ref. 39738]). Current status: Valid as Hudsonius Girard 1856. Leuciscidae: Pogonichthyinae.