Histological Examination of Precious Corals from the Ryukyu Archipelago

Figure 17

Histological section of Corallium elatius; OCA-Cn20071202-007. 1: axis, 2: coenenchyme, 3: siphonozooid, 4: siphonozood’s opening, 5: gamete (sperm sac), 6: vascular canals, 7: sclerite’s openings.