Fig. 2. A in A new deep-water Tethya (Porifera, Tethyida, Tethyidae) from the Great Australian Bight and an updated Tethyida phylogeny

Fig. 2. A. Freshly collected specimens (lot SAMA S2096) of Tethya irisae sp. nov. B. Paratype (QM G305000) showing single apical oscule (arrow), and tessellated plate-like polygonal tubercules. C–D. Holotype (SAMA S3387), entire specimen and SEM showing surface tubercules with emerging megascleres. E. Section of UPSZTY 178608, showing the well-developed cortex and cortical canals around the tubercules.