Figure 5 from: Irei Y, Sinniger F, Reimer JD (2015) Descriptions of two azooxanthellate Palythoa species (Subclass Hexacorallia, Order Zoantharia) from the Ryukyu Archipelago, southern Japan. ZooKeys 478: 1-26. https://doi.org/10.3897/zookeys.478.8512 - Irei, Yuka (2015)