Ordovician

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A diverse Upper Darriwilian radiolarian assemblage from the Shundy Formation of Kazakhstan: insights into late Middle Ordovician radiolarian biodiversity
Lauren Pouille, Taniel Danelian and Leonid E. Popov

Journal of Micropalaeontology, 33, 149-163, 10 September 2014, https://doi.org/10.1144/jmpaleo2014-008
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The Dawangou auxiliary GSSP (Xinjiang autonomous region, China) of the base of the Upper Ordovician Series: putting global chitinozoan biostratigraphy to the test
JAN HENNISSEN, THIJS R. A. VANDENBROUCKE, XU CHEN, PENG TANG and JACQUES VERNIERS

Journal of Micropalaeontology, 29, 93-113, 20 December 2010, https://doi.org/10.1144/0262-821X09-005
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The Ordovician zone index conodont Amorphognathus ordovicicus Branson & Mehl, 1933 from its type locality and the evolution of the genus Amorphognathus Branson & Mehl, 1933
STIG M. BERGSTRÖM and STEPHEN A. LESLIE

Journal of Micropalaeontology, 29, 73-80, 1 April 2010, https://doi.org/10.1144/jm.29.1.73
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The earliest leperditicope arthropod: a new genus from the Ordovician of Spitsbergen
MARK WILLIAMS and DAVID J. SIVETER

Journal of Micropalaeontology, 27, 97-101, 1 November 2008, https://doi.org/10.1144/jm.27.2.97