microlepis, Hemiodus Kner [R.] 1858:77 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 30 (no. 13); ref. 13404] Guaporé in Mato Grosso or Manaus, Brazil. Lectotype: NMW 79472 (dry). Paralectotypes: NMW 68571 (2). Appeared in more detail in Kner 1859:155, Pl. 4 [ref. 2631]. Lectotype selected by Langeani in Reis et al. 2003:98 [ref. 27061]. •Valid as Hemiodopsis microlepis (Kner 1858) -- (Ortega & Vari 1986:10 [ref. 9708], Britski et al. 1999:71 [ref. 24147]). •Valid as Hemiodus microlepis Kner 1858 -- (Langeani in Reis et al. 2003:98 [ref. 27061], Langeani & Moreira 2013:1267 [ref. 32535], Barriga Salazar 2014:106 [ref. 35745] and as cf. microlepis, Sarmiento et al. 2014:79, 186 [ref. 35004], DoNascimiento et al. 2017:38 [ref. 35633], Nogueira et al. 2019:801 [ref. 36655], Careaga et al. 2020:76 [ref. 37774], Nogueira et al. 2020:[5] [ref. 38050], Silva et al. 2020:179 [ref. 37389], Meza-Vargas et al. 2021:15 [ref. 39298], Koerber et al. 2022:21 [ref. 39235]). Current status: Valid as Hemiodus microlepis Kner 1858. Hemiodontidae. Distribution: South America: Amazon and Orinoco River basins (Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela). Habitat: freshwater.