Opecoelidae Ozaki, 1925 (Platyhelminthes, Trematoda, Digenea) parasites of marine fishes from southern Iberian Peninsula coasts. - Lozano, C., Ubeda, J. M., de Rojas, M., Ariza, C., Guevara, D. C. (Boletin de la Real Sociedad Espanola de Historia Natural Seccion Biologica, 2002)