Ancistrus abilhoai Bifi, Pavanelli & Zawadzki, 2009: 43, fig 1.

Paratypes: 3 lots, 7 specimens —NUP 7508, 2, 66.2–71.4 mm SL: Brazil, Paraná, Araucária, rio Passaúna, upper rio Iguaçu basin, J. Ribeiro & A.A.M. Cordeiro, 9 Oct 1986 . NUP 7509, 3, 34.7–81.5 mm SL: same locality and collectors as previous, 23 Sep 1986 . NUP 7502, 2, 105.6– 106.2 mm SL: Brazil, Paraná, Cruz Machado, rio Iguaçu, lower rio Iguaçu basin, Foz do Areia Reservoir, 26°00’S, 51°37’W, Copel staff, Jul 2002 .