By contrast, in some fossil corals, adjacent septa lie in order of increasing age, a pattern termed serial and produces a bilateral symmetry.
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The anthozoan order Scleractinia includes the "true corals" or "stony
Scleractinian ("hard-rayed") corals first appeared in the Middle Triassic and refilled the ecological niche once held by tabulate and rugose corals. They are ...
Detecting Photosymbiosis in Fossil Scleractinian Corals
Why might the Eryops fossil (an amphibian) be a better marker of age than fossils of the order Scleractinia (a coral)?. Eryops marks the Permian ...
The Scleractinia suddenly appear in the fossil record about 240 Ma, but
the first appearance of fossils currently classified within the order Scleractinia to be ...
Understanding the evolution of scleractinian corals on geological timescales
Many Cambrian fossils have at times been called 'corals'. The most coral-like of these are ...
The history of Scleractinian corals, richly documented by the fossil