Figure 3 from: Calcinai B, Bastari A, Bavestrello G, Bertolino M, Horcajadas SB, Pansini M, Makapedua DM, Cerrano C (2017) Demosponge diversity from North Sulawesi, with the description of six new species. ZooKeys 680: 105-150. https://doi.org/10.3897/zookeys.680.12135

Figure 3 - Tethytimea tylota (Hentschel, 1912) A specimen in situ (BU-562) B cross section showing bundles of big tylostyles (full arrow) and the microscleres (empty arrow) C SEM image showing fans of small tylostyles (full arrow) and microscleres (empty arrow) of T. tylota (t), below the sponge Stelletta sp. n. (s) involved in the association D small tylostyle E, F heads of tylostyles G–I oxyspherasters J, K tylasters L groups of microscleres.