latifrons, Chaetostomus Günther [A.] 1869:426 [Proceedings of the Zoological Society of London 1869 (pt 2); ref. 5780] Upper Amazon River, Peru. Holotype (unique): BMNH 1869.5.21.4. Type catalog: Ferraris 2007:222 [ref. 29155]. Original genus is correctly Chaetostoma. •Valid as Ancistrus latifrons (Günther 1869) -- (Isbrücker 1980:69 [ref. 2303], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:437 [ref. 12860], Isbrücker 2001:25, 26 [ref. 25653], Isbrücker 2002:12 [ref. 27178], Fisch-Muller in Reis et al. 2003:376 [ref. 27061], Ferraris 2007:222 [ref. 29155], Barriga Salazar 2014:113 [ref. 35745], de Oliveira et al. 2015:73 [ref. 33869], see DoNascimiento et al. 2017:[20] [ref. 35679]). Current status: Valid as Ancistrus latifrons (Günther 1869). Loricariidae: Hypostominae. Distribution: Upper Amazon and Solimões River basins: Brazil, Ecuador and Peru. Habitat: freshwater.