Apistogramma arua Romer & Warzel 1998

Romer & Warzel 1998. Apistogramma arua sp. n. (Teleostei: Perciformes: Cichlidae), a new species of dwarf cichlid from the Rio Arapiuns system, Para State, Brazil. Aqua (Graffignana), 3(2), September 1998: 45-54