elongatus, Sorubim Littmann [M. W.], Burr [B. M.], Schmidt [R. E.] & Isern [E. R.] 2001:4, Fig. 2 [Ichthyological Exploration of Freshwaters v. 12 (no. 1); ref. 25400] Río Itaya drainage, 50 meters upstream of confluence wth Moena Caño, Río Amazonas basin (ca. 3°46'20"S, 73°14'17"W), Ullpa Caño, Maynas Province, Depto Loreto, Peru. Holotype: SIUC 30303. Paratypes: ANSP 177851 (3); AUM 29743 (3); CAS 202084 (5); FMNH 107493 (5); INHS 39291 (15), 40250 (2), 46300 (5), 61518 (1); MBUCV-V-29370 (2); MHNJP [= MUSM] 16158 (3); MZUSP 7012 (40 of 66); SIUC 32065 (6); USNM 349717 (5). Type catalog: Ferraris 2007:342 [ref. 29155]. •Valid as Sorubim elongatus Littmann, Burr, Schmidt & Isern 2001 -- (Littman et al. 2001:87 [ref. 25810], Lundberg & Littmann in Reis et al. 2003:442 [ref. 27061], Littmann 2007:18 [ref. 29028], Ferraris 2007:342 [ref. 29155], Barriga Salazar 2014:114 [ref. 35745], Sarmiento et al. 2014:173, 192 [ref. 35004], DoNascimiento et al. 2017:94 [ref. 35633], Silvano et al. 2020:318 [ref. 38135], Grant 2021:130 [ref. 38702], Meza-Vargas et al. 2021:23 [ref. 39298]). Current status: Valid as Sorubim elongatus Littmann, Burr, Schmidt & Isern 2001. Pimelodidae. Distribution: South America: Amazon, Essequibo and Orinoco river basins and Mamore River (Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru and Venezuela). Habitat: freshwater.