orthognathus, Oryzias Kottelat [M.] 1990:54, Fig. 3 [Ichthyological Exploration of Freshwaters v. 1 (no. 1); ref. 13603] Lake Poso, eastern shore between Tentena and Peura, Sulawesi, Indonesia. Holotype: MZB 5870. Paratypes: MHNG 2435.79 (2); CMK 6357 (6), CMK 6362 (1, c&s), LIPI 4 (8). Type catalog: Neumann 2011:237 [ref. 31652]. •Valid as Oryzias orthognathus Kottelat 1990 -- (Kottelat et al. 1993:90 [ref. 23448], Parenti 2008:579 [ref. 29902], Herder et al. 2012:472 [ref. 32158], Parenti et al. 2013:405 [ref. 32918], Kottelat 2013:289 [ref. 32989], Mokodongan et al. 2014:567 [ref. 33560], Miesen et al. 2016:85 [ref. 34492], Mandagi et al. 2018:303 [ref. 35975], Bandjolu et al. 2021:4 [ref. 38801], Gani et al. 2022:84 [ref. 39371]). Current status: Valid as Oryzias orthognathus Kottelat 1990. Adrianichthyidae: Oryziinae. Distribution: Southeast Asia: Lake Poso (Sulawesi Tengah, Indonesia). Habitat: freshwater.