shirui, Hoplosternum Fowler [H. W.] 1940:232, Figs. 18-20 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 91 (for 1939); ref. 1432] Ucayali River basin, Contamana, Peru. Holotype: ANSP 68648. Paratypes: ANSP 68649 (1). Type catalog: Böhlke 1984:32 [ref. 13621], Ferraris 2007:128 [ref. 29155]. •Valid as Hoplosternum shirui Fowler 1940 -- (Ortega & Vari 1986:16 [ref. 9708]). •Synonym of Hoplosternum littorale (Hancock 1828) -- (Reis 1997:303 [ref. 22747], Reis in Reis et al. 2003:305 [ref. 27061], Ferraris 2007:128 [ref. 29155], Litz & Koerber 2014:23 [ref. 33622], Mirande & Koerber 2015:39 [ref. 35117], Koerber et al. 2017:56 [ref. 35267]). Current status: Synonym of Hoplosternum littorale (Hancock 1828). Callichthyidae: Callichthyinae. Habitat: freshwater.