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New unornamented siphonodellids (Conodonta) of the lower Tournaisian from the Rhenish Massif and Moravian Karst (Germany and Czech Republic) | Kaiser, Sandra I.; Kumpan, Tomáš; Cígler, Vojtěch | 2017 | |
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The Famennian to Lower Viséan at Drewer (northern Rhenish Massif) | Becker, Ralph Thomas; Hartenfels, Sven; Weyer, Dieter; Kumpan, Tomáš | 2016 |
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