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.
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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
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