1.

Bryozoan assemblages of the Gulpen Formation (upper Campanian – upper Maastrichtian) in the Liège-Limburg area (Belgium, the Netherlands)

2.

Bryozoan assemblages of the Gulpen Formation (upper Campanian – upper Maastrichtian) in the Liège-Limburg area (Belgium, the Netherlands)

3.

Bryozoan assemblages of the Gulpen Formation (upper Campanian – upper Maastrichtian) in the Liège-Limburg area (Belgium, the Netherlands)