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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Middle Ordovician (late Dapingian–Darriwilian) conodonts from the Cow Head Group and Lower Head Formation, western Newfoundland, Canada

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Canadian Journal of Earth Sciences, Vol. 49, Iss. 1, 2012-01 ,pp. : 59-90

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A tale of both sides of Iapetus – upper Darriwilian (Ordovician) graptolite faunal dynamics on the edges of two continents

By Egenhoff Sven   Böhme Martina   Asch Robert   Borowski Katarina   Höntzsch Stefan   Kirsch Moritz   Werner Mirko  

Canadian Journal of Earth Sciences, Vol. 48, Iss. 5, 2011-05 ,pp. : 841-859

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Upper Ordovician conodont biostratigraphy and the age of the Collingwood Member, southern Ontario, Canada

By Tarrant Glen A.   Barnes Christopher R.  

Canadian Journal of Earth Sciences, Vol. 48, Iss. 11, 2011-11 ,pp. : 1497-1522

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The sequence and correlation of Early Ordovician (Arenig) graptolite faunas in the Richardson Trough and Misty Creek Embayment, Yukon Territory and District of Mackenzie, Canada

By Jackson D E   Lenz A C  

Canadian Journal of Earth Sciences, Vol. 43, Iss. 12, 2006-12 ,pp. : 1791-1820

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