urostriatum, Decapogon Miranda Ribeiro [A. de] 1912:15 [Loricariidae, Callichthyidae, Doradidae e Trichomycteridae Annexo no. 5; ref. 3718] Manaus, Amazonas, Brazil. Lectotype: MNRJ 1067A. Paralectotypes: MACN 7910 (1), MNRJ 1067 (12). Type catalog: Miranda Ribeiro 1955:395 [ref. 12732] as urotriatum, Miranda Ribeiro 1959:6 [ref. 10392], Braga & Piacentino 1994:106 [ref. 23697] as urotriatum, Ferraris 2007:127 [ref. 29155]. Spelled urotriatum in heading of account, but corrected in attached printed errata. Lectotype selected by Miranda Ribeiro 1953:395 [ref. 12732] [but perhaps specimen not isolated]. •Valid as Dianema urostriatum (Miranda Ribeiro 1912) -- (Burgess 1989:364 [ref. 12860], Reis in Reis et al. 2003:304 [ref. 27061], Ferraris 2007:127 [ref. 29155]). Current status: Valid as Dianema urostriatum (Miranda Ribeiro 1912). Callichthyidae: Callichthyinae. Distribution: Amazon River basin, Brazil. Habitat: freshwater.