tonggol, Arius Bleeker [P.] 1846:292 [Natuur-en Geneeskundig Archief voor Neȇrlandsch Indië v. 3 (2); ref. 19349] Jakarta, Java, Indonesia. Syntypes: BMNH 1863.12.4.56 (1), RMNH 6894 (1 or more of 3). Type catalog: Ferraris 2007:52 [ref. 29155]. Also appeared in Bleeker 1846:48 [ref. 313]. See Ferraris 2007:52 [ref. 29155] for discussion of first reviser action resulting in tonggol being accepted over crossocheilos. See van Oijen et al. 2009:68 [ref. 30423]. •Synonym of "Arius" crossocheilus Bleeker 1846 -- (Kailola 1999:1844 [ref. 24732]). •Synonym of Plicofollis crossocheilos (Bleeker 1846) -- (Kailola 2004:142 [ref. 28108], Marceniuk & Menezes 2007:92 [ref. 29031]). •Valid as Plicofollis tonggol (Bleeker 1846) -- (Ferraris 2007:52 [ref. 29155], Kottelat 2013:251 [ref. 32989], Marceniuk et al. 2017:[4] [ref. 35522], Habib & Islam 2020:Supplementary table p. 8 [ref. 38321], Kailola 2022:198 [ref. 39697], Marceniuk et al. 2023:27 [ref. 40422]). Current status: Valid as Plicofollis tonggol (Bleeker 1846). Ariidae: Ariinae. Distribution: Indo-West Pacific: India, Bangladesh, Indonesia, Malaysia, Singapore, Philippines. Habitat: brackish, marine.