A new species of Dadayius Fukui, 1929 (Digenea: Cladorchiidae), parasite of Symphysodon aequifasciatus Pellegrin, 1904 (Perciformes: Cichlidae) from the Purus River, Amazon, Brazil. Helminthologia (Bratislava), 48(3), Sep 2011: 200-202. 200 [Zoological Record Volume 147]