tocantinensis, Colomesus Amaral [C. R. J.], Brito [P. M.], Silva [D. A.] & Carvalho [E. F.] 2013:9, Figs. 6a, 7-9A-B, 10A, 11-12, 10A, 13A [PLoS ONE v. 8 (no. 9): e74397; ref. 33364] Tocantins River, near Porto Nacional, State of Tocantins, Brazil. Holotype: PNT.UERJ 405. Paratypes: PNT.UERJ 396-404. •Valid as Colomesus tocantinensis Amaral, Brito, Silva & Carvalho 2013 -- (Silvano et al. 2020:411 [ref. 38134]). •Valid as Sphoeroides tocantinensis (Amaral, Brito, Silva & Carvalho 2013) -- (Araujo et al. 2023:13 [ref. 40392]). Current status: Valid as Sphoeroides tocantinensis (Amaral, Brito, Silva & Carvalho 2013). Tetraodontidae. Distribution: South America: Tocantins River, Amazon basin (Brazil). Habitat: freshwater.