cochinchinensis, Crayacion Steindachner [F.] 1866:480, Pl. 5 (fig. 1) [Verhandlungen der K.-K. zoologisch-botanischen Gesellschaft in Wien v. 16; ref. 5030] Cochinchine, Vietnam. Syntypes: NMW 16835 (2). Original genus should have been Crayracion. •Possibly a synonym of Tetraodon leiurus Bleeker 1851 -- (Kottelat 1998:120 [ref. 23436]). •Synonym of Tetraodon leiurus Bleeker 1851 -- (Roberts 1998:231 [ref. 23472]). •Valid as Monotrete cochinchinensis (Steindachner 1866) -- (Kottelat 2001:166 [ref. 25780], Tan & Kottelat 2009:64 [ref. 30261]). •Valid as Tetraodon cochinchinensis (Steindachner 1866) -- (Ebert 2001:21 [ref. 25494], Saenjundaeng et al. 2013:77 [ref. 32782]). •Valid as Pao cochinchinensis (Steindachner 1866) -- (Kottelat 2013:479 [ref. 32989], Kottelat 2015:49 [ref. 33971], Taki et al. 2021:505 [ref. 39830]). Current status: Valid as Pao cochinchinensis (Steindachner 1866). Tetraodontidae. Distribution: Southeast Asia: Mekong River basin, Cambodia and Vietnam. Habitat: freshwater.