gladius, Polyodon Martens [E. von] 1862:476 [Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1861 (pt. 1) (for 2 May 1861); ref. 17603] Chang Jiang [Yangtze River], China. No types known. •Valid as Psephurus gladius (Martens 1862) -- (Liu & Zeng 1988:482 [ref. 6414], Grande & Bemis 1991:113 [ref. 19936], Ding 1994:34 [ref. 21531], Chen in Chen 1998:38 [ref. 23556], Yue & Chen 1998:21 [ref. 26415], Zhang 2001:40 [ref. 26586], Zhang et al. 2016:46 [ref. 34477], Zhang et al. 2019:122 [ref. 36699], Guo 2021:74 [ref. 38617]). Current status: Valid as Psephurus gladius (Martens 1862). Polyodontidae. Distribution: Yangtze River basin, China. Habitat: freshwater.