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On the crinoid genus Scyphocrinus and its bulbous root Camarocrinus Plate II . Springer Scyphocrinus Plate Photo Helioiype Co Boston Plate II Illustration biodiversitylibrary org title Springer Frank NameFound Scyphocrinus NameConfirmed Scyphocrinus NameBankID Biodiversity Heritage Library On the crinoid genus Scyphocrinus