Bearriverops, a new Lower Ordovician trilobite genus from the Great Basin, western USA, and classification of the family Dimeropygidae

By Adrain Jonathan M   Westrop Stephen R  

Canadian Journal of Earth Sciences, Vol. 44, Iss. 3, 2007-03 ,pp. : 337-366

NRC Research Press

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Lower Ordovician trilobites from the Baumann Fiord Formation, Ellesmere Island, Arctic Canada

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Canadian Journal of Earth Sciences, Vol. 42, Iss. 9, 2005-09 ,pp. : 1523-1546

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Sediment supply versus storm winnowing in the development of muddy and shelly interbeds from the Upper Ordovician of the Cincinnati region, USA

By Dattilo Benjamin F.   Brett Carlton E.   Tsujita Cameron J.   Fairhurst Robert  

Canadian Journal of Earth Sciences, Vol. 45, Iss. 2, 2008-02 ,pp. : 243-265

NRC Research Press

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Climacograptus pungens Ruedemann, 1904 and the definition of the Darriwilian (Ordovician) graptolite genus Archiclimacograptus Mitchell, 1987

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Canadian Journal of Earth Sciences, Vol. 48, Iss. 9, 2011-09 ,pp. : 1355-1367

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The oldest known bryozoan: Prophyllodictya (Cryptostomata) from the lower Tremadocian (Lower Ordovician) of Liujiachang, south‐western Hubei, central China

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PALAEONTOLOGY (ELECTRONIC), Vol. 58, Iss. 5, 2015-09 ,pp. : 925-934

John Wiley & Sons Inc

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