FIGURE 2 in Is the North Atlantic Geodia barretti (Porifera, Tetractinellida, Geodiidae) present on the Southwest Indian Ridge?

FIGURE 2. Geodia cf. barretti (NCPOR/HYD-CIO/0011) attached on a rock. B. thick section (cortex thickness 1 mm). Red arrow points at oxeas crossing the cortex. C. ortho/dichotriaene. D. oxeas I & II. E, F. sterraster. G. sterraster surface showing the rosettes with warts. H. strongylasters. I. oxyasters. D scale = 0.7 mm.