Histological Examination of Precious Corals from the Ryukyu Archipelago

Figure 19

Longitudinal section (above; OCA-Cn20090413-047) and transverse section (below; OCA-Cn20060214-041) of autozooid of Corallium elatius. 1: mouth opening, 2: tentacle, 3: gastric cavity, 4: muscular tissue, 5: septum, 6: axis, 7: siphonozooid, 8: gamete (sperm sac).