Coral Small 320×254 Medium 640×507 Large 1024×812 Download Tiff Original 2400×1903 | (2.0 MB) Description This organ-pipe coral is a well-known red coral. They are classified as cnidarians. Keywords Class Anthozoa, Cnidaria, organ-pipe coral, red coral Galleries Corals and Sea Anemone Source: David Starr Jordan and Vernon Kellogg,Animal Life: A First Book of Zoology(New York:D. Appleton and Company, 1912) 45
