pseudosericeus, Rhodeus Arai [R.], Jeon [S.-R.] & Ueda [T.] 2001:276, Figs. 1-6 [Ichthyological Research v. 48 (no. 3); ref. 25545] Gumgye River, tributary of Som River, Namhan River system, Hakdam-ri, Gonggun-myon, Hoengsong-gun, Gangwon-do, South Korea. Holotype: SMU 211. Paratypes: SMU 206-210 (5), 212-13 (2, 2), 7229 (2); ZUMT 61146-48 (4, 3, 2), 61149-51 (3). Type catalog: Aizawa et al. 2022:236 [ref. 39655]. •Valid as Rhodeus pseudosericeus Arai, Jeon & Ueda 2001 -- (Kim & Park 2002:64 [ref. 25913], Li & Arai 2014:175 [ref. 33267], Dyldin & Orlov 2016:663 [ref. 34853], Li et al. 2017:85 [ref. 35680], Li et al. 2020:[14] [ref. 37372], Li et al. 2020:338 [ref. 37574], Kim et al. 2021:48 [ref. 38855] as hybrid). Current status: Valid as Rhodeus pseudosericeus Arai, Jeon & Ueda 2001. Acheilognathidae. Distribution: East Asia: Korea; hybridizes with Tanakia lanceolata (Temminck & Schlegel 1846). Habitat: freshwater.