CAMPBELL, R.A. & CARVAJAL, J. (1979)
Synonymy of the phyllobothriid genera Rhodobothrium Linton, 1889, Inermiphyllidium Riser, 1955, and Sphaerobothrium Euzet, 1959 (Cestoda: Tetraphyllidea). Proceedings of the Helminthological Society of Washington, 46: 88–97