gualcamayo, Silvinichthys Fernández [L.], Sanabria [E. A.] & Quiroga [L. B.] 2013:368, Fig. 1 [Ichthyological Exploration of Freshwaters v. 23 (no. 4); ref. 32531] El Chepical, Río Gaulcamayo, 29°45'09.9"S, 68°45'25.4"W, Provincia de San Juan, Departmento Jachal, Argentina, altitude 2324 meters. Holotype: MCN 1518. Paratypes: MCN 1531 (2), MCN 1532 (1 c&s). •Valid as Silvinichthys gualcamayo Fernández, Sanabria & Quiroga 2013 -- (Fernández et al. 2014:380 [ref. 33141], Koerber 2014:8 [ref. 33621], Mirande & Koerber 2015:37 [ref. 35117], Fernández & Liotta 2016:379 [ref. 34919], Fernández et al. 2017:42 [ref. 35112]). Current status: Valid as Silvinichthys gualcamayo Fernández, Sanabria & Quiroga 2013. Trichomycteridae: Trichomycterinae. Distribution: Río Gaulcamayo, Andean cordillera of San Juan, Argentina. Habitat: freshwater.