52929411
9781379004707
Johnson, Markes E. Joint Author is the author of 'Internal Structures of Cyclocrinites Dactioloides : A Receptaculitid Alga from the Lower Silurian of Iowa: Fieldiana, Geology, Vol. 39, No. 1', published 2018 under ISBN 9781379004707 and ISBN 1379004705.
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