platystomus, Arius Day [F.] 1877:464, Pl. 107 (fig. 3) [The fishes of India Part 3; ref. 4886] Canara, India. Holotype (unique): ZSI 1306. Type catalog: Whitehead & Talwar 1976:158 [ref. 23762], Ferraris 2007:52 [ref. 29155] •Valid as Tachysurus platystomus (Day 1877) -- (Jayaram & Dhanze 1979:48 [ref. 6800]). •Valid as Arius platystomus Day 1877 -- (Burgess 1989:169 [ref. 12860], Talwar & Jhingran 1991:703 [ref. 20764], Manilo & Bogorodsky 2003:S97 [ref. 27377], Kailola 2004:127 [ref. 28108], Jayaram 2006:345 [ref. 28762], Kailola 2022:189 [ref. 39697]). •Valid as Plicofollis platystomus (Day 1877) -- (Marceniuk & Menezes 2007:93 [ref. 29031], Ferraris 2007:52 [ref. 29155], Marceniuk et al. 2012:668 [ref. 32225], Psomadakis et al. 2015:167 [ref. 34104], Marceniuk et al. 2017:[4] [ref. 35522], Habib & Islam 2020:Supplementary table p. 8 [ref. 38321], Psomadakis et al. 2020:311 [ref. 37272], Marceniuk et al. 2023:27 [ref. 40422]). Current status: Valid as Plicofollis platystomus (Day 1877). Ariidae: Ariinae. Distribution: Northern Indian Ocean: Pakistan, India and Sri Lanka east to Myanmar. Habitat: brackish, marine.