griseus, Loricaria Eigenmann [C. H.] 1909:8 [Annals of the Carnegie Museum v. 6 (no. 1); ref. 1222] Konawaruk, Guyana. Holotype: FMNH 53077 [ex CM 1504]. Paratypes: (33, IU and CM) BMNH 1912.1.31.1-2 (2); CAS 77333-34 [ex IU 11926-27] (3, 3); FMNH 7416 (1), 53078 (3), 53554 (9); MCZ 30054 (1); CAS-SU 21776 (1); NMW 44880 (1); USNM 66224 (1); ZMA 102160 (1). Type catalog: Henn 1928:84 [ref. 12305], Böhlke 1953:46 [ref. 12291], Nijssen et al. 1982:57 [ref. 19236], Ibarra & Stewart 1987:53 [ref. 12367] as 13 paratypes at FMNH, Ferraris & Vari 1992:28 [ref. 19771], Ferraris 2007:266 [ref. 29155]. •Synonym of Limatulichthys punctatus (Regan 1904) -- (Isbrücker 1980:124 [ref. 2303], Isbrücker 1981:88 [ref. 5522]). •See account of Limatulichthys punctatus (Regan 1904). •Valid as Limatulichthys griseus (Eigenmann 1909) -- (Isbrücker 2001:29 [ref. 25653], Isbrücker 2002:20 [ref. 27178], Ferraris in Reis et al. 2003:337 [ref. 27061], Ferraris 2007:266 [ref. 29155], Barriga Salazar 2014:112 [ref. 35745], Londoño-Burbano et al. 2014:362 [ref. 33580] and cf. griseus, Ramos et al. 2014:4 [ref. 35321], DoNascimiento et al. 2017:78 [ref. 35633], Urbano-Bonilla et al. 2018:75 [ref. 35773], Silvano et al. 2020:257 [ref. 38135], Meza-Vargas et al. 2021:26 [ref. 39298], Provenzano-Rizzi & Lasso in Lasso & Morales-Betancourt 2022:188 [ref. 40783], Taphorn et al. 2022:52 [ref. 41297]). Current status: Valid as Limatulichthys griseus (Eigenmann 1909). Loricariidae: Loricariinae. Distribution: South America: Amazon and Orinoco river basins (Brazil, Colombia, Guyana, Peru and Venezuela). Habitat: freshwater.