Rineloricaria aequalicuspis

Rineloricaria aequalicuspis is a species of catfish in the family Loricariidae. It is native to South America, where it is known only from Brazil. It is typically found in creeks and rivers of a variety of widths, where it occurs at various depths over substrates composed of rocks and stones. The species reaches 16.1 cm in standard length and is believed to be a facultative air-breather. Its specific name, aequalicuspis, refers to the shape of its teeth, which have two cusps of approximately equal sizes.