pirareta, Ancistrus Muller [S.] 1989:891, Fig. 2 [Revue Suisse de Zoologie v. 96 (no. 4); ref. 13512] Tributary of Río Tebicuary-mi, 25°30'S, 56°55'W, Salto Pirareta, Cordillera, Paraguay. Holotype: MHNG 2450.10. Paratypes: (81) CFA-IC 10699 [ex ILPLA 699, ex MHNG 2268.56] (3); MNHG 2268.56 (?), MCP (2), USNM 307765 (2), ZFMK 16281-82 (2), ZMA 120139 (5), ZSM 27592 (2). Type catalog: Ferraris & Vari 1992:25 [ref. 19771], Weber 1998:9 [ref. 32707], Ferraris 2007:224 [ref. 29155], Herder et al. 2010:121 [ref. 31087], Neumann 2011:262 [ref. 31652], Bogan et al. 2019:17 [ref. 37088]. •Valid as Ancistrus pirareta Muller 1989 -- (Burgess & Finley 1996:170 [ref. 22901], Muller 1990 [ref. 14539], Montoya-Burgos et al. 1998:367 [ref. 23850], Isbrücker 2001:25 [ref. 25653], Isbrücker 2002:12 [ref. 27178], Fisch-Muller in Reis et al. 2003:378 [ref. 27061], Ferraris 2007:224 [ref. 29155], Bifi et al. 2009:41 [ref. 30541], Lujan & Armbruster 2011:224 [ref. 31416], de Oliveira et al. 2015:81 [ref. 33869] as cf. pirareta, Koerber et al. 2017:60 [ref. 35267]). Current status: Valid as Ancistrus pirareta Muller 1989. Loricariidae: Hypostominae. Distribution: South America: upper Tebicuary-mi River basin in lower Paraguay River drainage (Paraguay). Habitat: freshwater.