There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 212878 | M. Clapham | North coast of Helgoland-Düne (Stühmer collection) (coll. Stühmer) Early Aptian - Germany | Engeser and Reitner (1985) |
| 221723 | M. Clapham | Westphalian Pläner (Ziegler collection) Late Turonian - Cretaceous 6 - Germany | von der Marck and Schlüter (1868) |