stewarti, Loricaria Eigenmann [C. H.] 1909:9 [Annals of the Carnegie Museum v. 6 (no. 1); ref. 1222] Chipoo Creek, Ireng River system, Guyana. Holotype: FMNH 53330 [ex CM 1508]. Paratypes: (11, CM and IU) CAS 77204 [ex IU 11943] (4); FMNH 7418 (1), 53079 (3); BMNH 1911.10.31.115 (1); MCZ 30058 (1). Type catalog: Henn 1928:84 [ref. 12305], Ibarra & Stewart 1987:54 [ref. 12367], Ferraris 2007:247 [ref. 29155]. •Valid as Hemiloricaria stewarti (Eigenmann 1909) -- (Isbrücker et al. 2001:23 [ref. 25649], Isbrücker 2001:27, 30 [ref. 25653], Isbrücker 2002:17 [ref. 27178], Knaack 2002:59 [ref. 27493], Ferraris 2007:246 [ref. 29155]). •Valid as Rineloricaria stewarti (Eigenmann 1909) -- (Isbrücker 1980:110 [ref. 2303], Isbrücker 1981:89 [ref. 5522], Burgess 1989:442 [ref. 12860], Le Bail et al. 2000:288 [ref. 24549], Ferraris in Reis et al. 2003:344 [ref. 27061], Borstein et al. 2022:18 [ref. 39507] as cf. stewarti, Taphorn et al. 2022:54 [ref. 41297]). Current status: Valid as Rineloricaria stewarti (Eigenmann 1909). Loricariidae: Loricariinae. Distribution: South America: coastal rivers of the Guianas and upper Branco River basin (French Guiana, Guyana and Suriname). Habitat: freshwater.