mystax, Clupea Bloch [M. E.] & Schneider [J. G.] 1801:426, Pl. 83 [M. E. Blochii, Systema Ichthyologiae; ref. 471] Malabar, India. Holotype (unique): ZMB 3884. Type catalog: Paepke 1999:78 [ref. 24282], Hata & Lavoué 2024:3 [ref. 40895] as Thrissina mystax. •Valid as Thrissina mystax (Bloch & Schneider 1801) -- (Kottelat 2013:57 [ref. 32989], Miesen et al. 2016:83 [ref. 34492], Hata & Lavoué 2024:3 [ref. 40895]). •Valid as Thryssa mystax (Bloch & Schneider 1801) -- (Kuang & Liang in Kuang et al. 1986:22 [ref. 26639] in Thrissa, Whitehead et al. 1988:438 [ref. 5725], Kuang in Pan et al. 1991:41 [ref. 23876] in Thrissa, Kottelat et al. 1993:24 [ref. 23448], Krishnan & Mishra 1993:214 [ref. 24016], Randall 1995:73 [ref. 22896], Mohsin & Ambak 1996:136 [ref. 27969] with author as Schneider, Cheng & Zhou 1997: [ref. 26385] in Thrissa, dated 1931 [sic], Wongratana et al. 1999:1751 [ref. 24719], Wongratana et al. 1999:1751 [ref. 24719], Mishra & Srinivasan 1999:238 [ref. 24754], Munroe & Nizinski in Randall & Lim 2000:588 [ref. 25122], Bijukumar & Sushama 2000:184 [ref. 25703], Kimura & Peristiwady in Matsuura & Peristiwady 2000:124 [ref. 27511] with author as Schneider, Wang et al. 2001:57 [ref. 26566] in Thrissa, Zhang 2001:141 [ref. 26586], Kanou et al. 2002:404 [ref. 26503], Manilo & Bogorodsky 2003:S97 [ref. 27377], Coad 2010:77 [ref. 36620], Psomadakis et al. 2015:159 [ref. 34104], Ali et al. 2018:309 [ref. 36183], Suresh et al. 2018:83 [ref. 36495], Eagderi et al. 2019:30 [ref. 37020], Habib & Islam 2020:Supplementary table p. 7 [ref. 38321], Psomadakis et al. 2020:300 [ref. 37272], Anderson 2022:175 [ref. 39690], Gloerfelt-Tarp & Kailola 2022:55 [ref. 41223]). Current status: Valid as Thryssa mystax (Bloch & Schneider 1801). Engraulidae: Coiliinae. Distribution: Northern Indian Ocean: Persian Gulf east to India. Habitat: brackish, marine.