Hemiancistrus arenarius Eigenmann & Allen 1942 Chaetostomus bachi Boulenger 1898 Peckoltia bachi Boulenger 1898 Peckoltichthys filicaudatus Miranda Ribeiro 1917 Hemiancistrus ucayalensis Fowler, 1940 Peckoltichthys bachi is a species of armored catfish and the only member of its genus.

This species is found throughout the upper Amazon River and its tributaries in Brazil, Colombia, Ecuador, and Peru.

[2] The species reaches 14 cm (5.5 in) SL.

FishBase lists this species as a member of Peckoltia.

[3] This article relating to Hypostominae is a stub.