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Le genre Costatrypa COPPER, 1973 (Brachiopoda, Atrypida) dans le Frasnien du sud de la BelgiqueThe genus Costatrypa COPPER, 1973 (Brachiopoda, Atrypida) in the Frasnianof southern...
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Pseudosieberella (Pentameridae), nouveau genre Couvinien, et genres apparentes
The last Frasnian Atrypida (Brachiopoda) in southern Belgium
Frasnian gypidulid Brachiopods from the Holy Cross Mountains (Poland), Comparative stratigraphic analysis with the Dinant Synclinorium (Belgium)
Les formations du Devonien Moyen de la Belgique