A new species of Rineloricaria (Siluriformes: Loricariidae: Loricariinae) from rio Daraa, rio Negro basin, Amazon, Brazil

Rineloricaria daraha, new species, is described from the rio Daraa, tributary of rio Negro, northwestern Amazonas State, Brazil. The new species is diagnosed by having seven branched pectoral-fin rays, finger-like papillae on the lower lip, a large multi-angular preanal plate, and at least four quadrangular plates of variable size surrounding the preanal plate. The new species is known only from rio Daraa and its waterfalls.