nudicervicus, Tridentiger Tomiyama [I.] 1934:328, Fig. 2 [Journal of the Faculty of Science, University of Tokyo Section IV Zoology v. 3 (pt 3); ref. 15749] Ariake Sound, western Kyushu, Japan. Holotype: ZUMT 26304. Paratypes: (3) ZUMT 26330 (1), 30193-94 (2). Species originally described as above as Tridentiger nudicervicus, later changed to Tridentiger obscurus nudicervicus by Tomiyama 1936:96, Fig. 40 [ref. 4413]. •Valid as Tridentiger nudicervicus Tomiyama 1934 -- (Akihito in Masuda et al. 1984:272 [ref. 6441], Chen et al. 1996:4 [ref. 22533], Yokogawa 1996:2 [ref. 24366], Kim 1997:456 [ref. 24032], Nakabo 2000:1257 [ref. 25182], Kim & Park 2002:380 [ref. 25913], Nakabo 2002:1257 [ref. 26193], Choi et al. 2003:400, 666 [ref. 26218], Cui et al. 2013:188 [ref. 32726], Parenti 2021:377 [ref. 38603]). •Valid as Tomiyamia nudicervica (Tomiyama 1934) -- (Endruweit 2024:85 [ref. 41040]). Current status: Valid as Tomiyamia nudicervica (Tomiyama 1934). Oxudercidae: Gobionellinae. Distribution: Western Pacific: Japan and Fangchenggang Prefecture, Guangxi, China. Habitat: brackish.