Octocorals, in the subclass Alcyonaria, have eight pinnate tentacles, whereas scleractinian corals have six non-pinnate tentacles. The pinnae are seen here in the small projections along each tentacle of this Swiftia polyp.
Related Links
Octocorals, in the subclass Alcyonaria, have eight pinnate tentacles, whereas scleractinian corals have six non-pinnate tentacles. The pinnae are seen here in the small projections along each tentacle of this Swiftia polyp.
Related Links