isaaci, Rineloricaria Rodriguez [M. S.] & Miquelarena [A. M.] 2008:1436, Fig. 1, 2c, 3a, 4, 5, 6. [Journal of Fish Biology v. 73; ref. 29906] Los Loros stream, about 31°52'S, 58°14'W, Uruguay River drainage, Entre Ríos Province, Argentina. Holotype: MACN-Ict 8969. Paratypes: CFA-IC 11716 [ex ILPLA 1716] (3), 11717 (1); ILPLA 1715 (1 c&s); MCP 9670 (1), 10380 (1), 35147 (1), 35255 (1), 40602 (1); MLP 9668 (1). Type catalog: Miquelarena & Nadalin 2014:14 [ref. 33466], Bogan et al. 2019:19 [ref. 37088]. •Valid as Rineloricaria isaaci Rodriguez & Miquelarena 2008 -- (Koerber 2011:5 [ref. 31122], Koerber 2014:10 [ref. 33621], Litz & Koerber 2014:27 [ref. 33622], Mirande & Koerber 2015:46 [ref. 35117], Bertaco et al. 2016:420 [ref. 34561], Loureiro et al. 2023:99 [ref. 40506]). Current status: Valid as Rineloricaria isaaci Rodriguez & Miquelarena 2008. Loricariidae: Loricariinae. Distribution: South America: Uruguay River drainage (Argentina, Brazil and Uruguay). Habitat: freshwater.