J. Vacelet and T. Perez, “Phorbas topsenti and Phorbas tailliezi (Demospongiae, Poecilosclerida), new names for the Mediterranean ’Phorbas paupertas’ and ’Phorbas coriaceus’”, Zootaxa, vol. 1873, no. 1, pp. 26–38, Sep. 2008.