Givetische Ostracoden aus der Bohrung Boussu in Belgien

Assemblages of palaeocopid, kloedenellocopid and ?leperditicopid ostracods from Givetian limestones (Gi2b) of the borehole of Boussu (Namur Basin, Belgium) are described and interpreted as well stratigraphically as paleoecologically. 1 species is new Welleria groessensi n.sp., it is the first record of the genus Welleria Ulricht & Bassler, 1923 from the Middle Devonian of W. Europe