Figure 8 from: Manconi R, Pronzato R, Perino E (2016) A new species of Agelas from the Zanzibar Archipelago, western Indian Ocean (Porifera, Demospongiae). ZooKeys 553: 1-31. https://doi.org/10.3897/zookeys.553.5999 - Manconi, Renata (2016)