[1]
C. H. L. Schönberg, S. Grass, and A. T. Heiermann, “Cliona minuscula, sp. nov. (Hadromerida : Clionaidae) and other bioeroding sponges that only contain tylostyles”, Zootaxa, vol. 1312, no. 1, pp. 1–24, Sep. 2006.