Oral Region Homologies in Paleozoic Crinoids and Other Plesiomorphic Pentaradial Echinoderms

Open Access

Peer-reviewed

Research Article

Thomas W. Kammer ,

* E-mail: tkammer@wvu.edu

Affiliation Department of Geology and Geography, West Virginia University, Morgantown, West Virginia, United States of America
⨯
Colin D. Sumrall,

Affiliation Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, Tennessee, United States of America
⨯
Samuel Zamora,

Affiliation Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, District of Columbia, United States of America
⨯
William I. Ausich,

Affiliation School of Earth Sciences, The Ohio State University, Columbus, Ohio, United States of America
⨯
Bradley Deline

Affiliation Department of Geosciences, University of West Georgia, Carrollton, Georgia, United States of America
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Echinoderms
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Phylogenetics
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Ordovician period
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Calyx
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Paleogenetics
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Cambrian period
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Phylogenetic analysis
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Paleozoic era
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