fukushimai, Rhinogobius Mori [T.] 1934:55, Pl. 21 (fig. 2) [Report of the first scientific expedition to Manchoukuo, Tokyo, Sec. 5, Zoology Pt 1; ref. 3042] Pei-ho River at Ko peiKu, Jehol, China. Holotype: lost. Additional material: (1, lost). Types lost, Endruweit 2024:165 [ref. 41040]. •Synonym of Rhinogobius similis Gill 1859 -- (Okada 1961:659 [ref. 6363]). •Valid as Ctenogobius fukushimai (Mori 1934) -- (Zhu 1995:183 [ref. 25213]). •Valid as Sinogobius fukushimai (Mori 1934) -- (Endruweit 2024:165 [ref. 41040]). •Valid as Rhinogobius fukushimai Mori 1934 -- (Zhang et al. 2016:203 [ref. 34477], Takahashi & Okazaki 2017:[3] [ref. 35171], Suzuki et al. 2017:81 [ref. 35202], Parenti 2021:357 [ref. 38603], Pezold 2022:68 [ref. 39351]). Current status: Valid as Rhinogobius fukushimai Mori 1934. Oxudercidae: Gobionellinae. Distribution: East Asia: middle and lower Yellow River basin and coastal rivers, Shaanxi, Shandong and Hebei Provinces (China). Habitat: freshwater.