moorii, Tetragonopterus Boulenger [G. A.] 1892:11, Pl. 2 (fig. 1) [Annals and Magazine of Natural History (Series 6) v. 10 (no. 55) (art. 2); ref. 533] Upper Paraguay, Chapala Plateau, Mato Grosso State, Brazil. Lectotype: BMNH 1892.4.20.51. Paralectotype: BMNH 1892.4.20.50. Lectotype from Ruiz-C. et al. 2018:30 [ref. 35787]. •Valid as Astyanacinus moorii (Boulenger 1892) -- (Britski et al. 1999:37 [ref. 24147], Lima in Reis et al. 2003:107 [ref. 27061], Bertaco et al. 2010:266 [ref. 30864], Sarmiento et al. 2014:183 [ref. 35004], Dagosta 2024:92 [ref. 40817]). •Valid as Astyanax moorii (Boulenger 1892) -- (Ruiz-C. et al. 2018:30 [ref. 35787], Ruiz-C. et al. 2023:199 [ref. 40361]). Current status: Valid as Astyanax moorii (Boulenger 1892). Characidae: Stethaprioninae. Distribution: South America: upper Paraguay River basin, Brazil and Bolivia. Habitat: freshwater.