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Note: Do not rely on this information. It is very old.
Actinocrinus
Actinocrinus, one of the best known genera of Crinoids of the Palaeozoic era; it is common in the carboniferous limestone of the North and West of England.
Actinocrinus, one of the best known genera of Crinoids of the Palaeozoic era; it is common in the carboniferous limestone of the North and West of England.