lalius, Trichopodus Hamilton [F.] 1822:120, 372 [An account of the fishes found in the river Ganges; ref. 2031] Brahmaputra River at Gualpara [Goalpara], Assam, India. No types known. See Derijst 1997:110 for comments on first reviser action by Vierke in 1984. The genus Trichogaster is feminine, but lalius is regarded as a noun, see Töpfer & Schindler 2009:49 [ref. 30199]. Information on type locality see Britz 2019:40 [ref. 37532]. Hamilton's original, unpublished illustration reproduced by Britz 2019:Pl. 71 [ref. 37532]. •Valid as Polyacanthus lalius (Hamilton 1822) -- (Menon 1999:298 [ref. 24904]). •Valid as Colisa lalia (Hamilton 1822) -- (Vierke 1986:67 [ref. 36452], Vierke 1988:100 [ref. 36453], Ataur Rahman 1989:281 [ref. 24860], Talwar & Jhingran 1991:1007 [ref. 20764], Banik & Choudhury 1996:580 [ref. 24736] misspelled balio, Derijst 1997:110 [ref. 23498], Wakiyama et al. 1997:100 [ref. 25519], Fuller et al. 1999:473 [ref. 25838], Rafique 2000:327 [ref. 25220], Karmakar 2000:35 [ref. 25662], Mirza 2003:24 [ref. 27265], Ataur Rahman 2003:306 [ref. 31338], Shrestha 2008:229 [ref. 29923]). •Valid as Trichogaster lalius (Hamilton 1822) -- (Töpfer & Schindler 2009:49 [ref. 30199] with name treated as a noun, Ahmed et al. 2013:287 [ref. 32872], Suresh et al. 2018:310 [ref. 36495]). •Synonym of Trichogaster fasciata Bloch & Schneider 1801 -- (Knight et al. 2022:[3] [ref. 39561]). Current status: Synonym of Trichogaster fasciata Bloch & Schneider 1801. Osphronemidae: Trichogastrinae. Habitat: freshwater.