Langøyene Formation

Norwegian: Langøyformasjonen
Superior unit: Oslo Group
Geographic distribution: Oslo-Asker
Type locality: Langøyene, sørøst
Type locality map coordinates (ED50): NM968385
Parish (number): Nesodden (216)
Reference: Owen et al., 1990 page: 35
Additional refs. / originally described in: Brenchley & Newall, 1975