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  1. 21

    Revision of annulated orthoceridan cephalopods of the Baltoscandic Ordovician by B. Kröger, M. Isakar

    Published 2006-02-01
    “…The annulated orthoceridans of the Middle and Late Ordovician of Baltoscandia are described and their systematic frame is revised. …”
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    Article
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    Where are all the Ordovician sea cucumbers (Echinodermata)? by Mike Reich

    Published 2023-06-01
    “…The Ordovician Period witnessed the first evidence of appearance of all modern echinoderm clades as well as it is the most concentrated interval of echinoderm diversity in Earthâs history. …”
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    Article
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    The origin and initial rise of pelagic cephalopods in the Ordovician. by Björn Kröger, Thomas Servais, Yunbai Zhang

    Published 2009-09-01
    “…<h4>Background</h4>During the Ordovician the global diversity increased dramatically at family, genus and species levels. …”
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    An evo-devo perspective on no Ordovician land plants by Paul K. Strother

    Published 2023-06-01
    “…This results in a re-assessment of what is meant by the presence of land plants in the Ordovician landscape. The new model helps to reconcile discrepancies between molecular time-trees and the âmissingâ record of fossil plants during the Ordovician Period.…”
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    Revision of annulated orthoceridan cephalopods of the Baltoscandic Ordovician by B. Kröger, M. Isakar

    Published 2006-02-01
    “…The annulated orthoceridans of the Middle and Late Ordovician of Baltoscandia are described and their systematic frame is revised. …”
    Get full text
    Article
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    Bioerosion of Inorganic Hard Substrates in the Ordovician of Estonia (Baltica). by Olev Vinn, Mark A Wilson, Ursula Toom

    Published 2015-01-01
    “…The earliest bioeroded inorganic hard substrates in the Ordovician of Estonia appear in the Dapingian. Hardgrounds are also known from the Sandbian and Katian. …”
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