Figure 9 from: Ghiglione C, Alvaro MC, Cecchetto M, Canese S, Downey R, Guzzi A, Mazzoli C, Paola Piazza P, Rapp HT, Sarà A, Schiaparelli S (2018) Porifera collection of the Italian National Antarctic Museum (MNA), with an updated checklist from Terra Nova Bay (Ross Sea). ZooKeys 758: 137-156. https://doi.org/10.3897/zookeys.758.23485

Figure 9 Video of the 3D model of Tethyopsis brondstedi (Burton, 1929) (MNA 2839), a very uncommon sponge only occurring in the Ross Sea. The diameter of the main spherical body is ~10 mm and the length/width of the oscular tubes are respectively ~30 mm and ~5 mm.