The echinoid genus Echinocorys is reported from the Vaals Formation (lower Lower Campanian) of the CPL-quarry at Hallembaye-Haccourt, municipality of Oupeye, Belgium, for the first time.The echinoid fauna of this lithostratigraphic unit is, as a rule, badly preserved. Up to now, species of the genera Hemiaster, Cardiaster, Diplodetus and Gauthieria have been found

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Grondboor & Hamer

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Nederlandse Geologische Vereniging

J.W.M. Jagt, & H.L. Bongaerts. (1986). Vondstmelding van het genus Echinocorys in het Onder-Campanien van Haccourt, Liège,. Grondboor & Hamer, 40(2), 40–42.