megastoma, Clupea (Thryssa) Swainson [W.] 1839:293 [The natural history and classification v. 2; ref. 4303] Vizagapatam, India. No types known. Based on Russ. ii. pl. 190 -- which is Russell 1803:Pl. 190 [ref. 13862]. •Synonym of Thrissina purava (Hamilton 1822) -- (Kottelat 2013:57 [ref. 32989]). •Synonym of Thryssa purava (Hamilton 1822) -- (Whitehead et al. 1988:440 [ref. 5725], Ataur Rahman 2003:268 [ref. 31338], Anderson 2022:176 [ref. 39690]). Current status: Synonym of Thryssa purava (Hamilton 1822). Engraulidae: Coiliinae. Habitat: brackish, marine.