Colony of Tubipora Purpurea Small 245×320 Medium 490×640 Large 783×1024 Download Tiff Original 1836×2400 | (1.1 MB) Description "A Skeleton of a young colony of Tubipora purpurea. st, stolon; p, platform. B, Diagrammatic longitudinal section of a corallite, showing two platforms, p, and simple and cup-shaped tabulae, t." —Encyclopedia Britannica, 1910 Keywords colony, platform, purpurea, skeleton, stolon, tubipora Galleries Corals and Sea Anemone Source: The Encyclopedia Britannica: Volume 3 (New York, NY: The Encyclopedia Britannica Company, 1910)