Grau, J. H.; Sluys, R.; Froehlich, E. M.; Carbayo, F. (2012). Reflections on the genus Amaga Ogren and Kawakatsu 1990, and description of a new genus of land planarian (Platyhelminthes: Tricladida: Geoplanidae). Journal of Natural History, 46: 1529-1546