Venstøp Formation

Norwegian: Venstøpformasjonen
Superior unit: Oslo Group
Geographic distribution: Skien-Langesund
Type locality: Langesundstangen
Type locality map coordinates (ED50): NL432392
Parish (number): Bamble (814)
Reference: Owen et al., 1990 page: 30
Additional refs. / originally described in: Dahll, 1857