Horseface loach - A very similar species is the unofficially named longnose loach, Acantopsis octoactinotos, from which the horseface can be distinguished by the latter's down-turned nose.
Acantopsis dialuzona - Acantopsis dialuzona is a loach living in freshwater in Southeast Asia.
Acantopsis octoactinotos - Acantopsis octoactinotos has a long straight snout, unlike the similar Horseface loach , in which the snout has a down-turned shape.