Hypostomus froehlichi Zawadzki, Nardi & Tencatt, 2021: 102, fig. 1.

Holotype (Fig. 7): NUP 22689, 226.2 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, córrego Salobrinha, tributary of rio Miranda, rio Paraguai basin, 20°40’57.8”S, 56°47’09.6”W, col. O. Froehlich et al., Mar 2007.

Paratypes: 9 lots, 24 specimens —NUP 5077, 5, 52.2–201.1 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, rio Salobra, rio Paraguai basin, 20°29’44.0”S, 56°51’48.0”W, 27 Dec 2006 , A.G. Bifi. NUP 12138, 2, 235.3– 239.1 mm SL; NUP 12139, 2, 223.0– 227.8 mm SL; NUP 12140, 2, 235.3– 241.8 mm SL; NUP 12141, 1, 225.0 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, rio Salobra, rio Paraguai basin, 20°46’49.0”S, 56°44’31.0”W, Dec 2005 , O. Froehlich et al. NUP 13392, 4, 177.0– 200.7 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, córrego Salobrinha, rio Paraguai basin, 20°40’59.0”S, 56°.47’12.0”W, O. Froehlich et al, 27 Jul 2006. NUP 13387, 1, 187.3 mm SL: same locality and collector as previous, Mar 2007. NUP 12142, 4, 127.8–233.0 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, córrego Salobrinha, rio Paraguai basin, 20.40’12.0”S, 56°46’12.0”W, Mar 2007 , O. Froehlich et al. NUP 4247, 3, 106.1– 132.9 mm SL: Brazil, Mato Grosso do Sul, Bodoquena, córrego Salobrinha, rio Paraguai basin, 20°40’60.0”S, 56°47’10.0”W, O. Froehlich et al., 31 Dec 2005 .