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Howell, Benjamin Franklin. New Paleozoic Linguloid brachiopod from Florida. by B.F.Howell and Horace G.Richards. In Bulletin of the Wagner Free Institute of Science, 1949, Vol.24, No.4. Philadelphia : Wagner Free Institute of Science, 1949, Bulletin of the Wagner Free Institute of Science, 1949, Vol.24, No.4.S.35-37, : .
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