The most common corals in the subclass "Hexacorallia" have a hexameric body plan; their polyps have sixfold internal symmetry and the number of their tentacles is a multiple of bclass "Octocorallia" have polyps with eight tentacles and octameric radial symmetry.
Corals belonging to the subclass "Octocorallia" have polyps with eight tentacles and octameric radial symmetry. The most common corals in the subclass "Hexacorallia" have a hexameric body plan; their polyps have sixfold internal symmetry and the number of their tentacles is a multiple of six.
The most common corals in the subclass "Hexacorallia" have a hexameric body plan; their polyps have sixfold internal symmetry and the number of their tentacles is a multiple of six. Corals belonging to the subclass "Octocorallia" have polyps with eight tentacles and octameric radial symmetry.
The most common corals in the subclass "Hexacorallia" have a hexameric body plan; their polyps have sixfold internal symmetry and the number of their tentacles is a multiple of six. Corals belonging to the subclass "Octocorallia" have polyps with eight tentacles and octameric radial symmetry.