FIGURE 18 in Demospongiae of ANT XXIV / 2 (SYSTCO I) Expedition—Antarctic Eastern Weddell Sea

FIGURE 18. Microxina benedeni (Topsent, 1901), SMF 11836. A, habit in lateral view, B, habit in top-view. C, skeletal arrangement beneath the epidermal surface with echinating spicule bundles to the right, D, choanosomal skeleton. E, oxea. F– G. sigmas. Scale bars: A–B: 10 mm, C–D: 1 mm, E: 100 µm, F–G: 10 µm.