The Rabekke Formation is a geological formation dating to the latest Jurassic or earliest Cretaceous, around 146 to 145 million years ago.[1] The formation crops out on the island of Bornholm, Denmark. Vertebrate fossils have been found in the formation.[2]
| Rabekke Formation | |
|---|---|
| Stratigraphic range: Latest Tithonian-earliest Berriasian ~ | |
| Type | Geological Formation |
| Unit of | Nyker Group |
| Sub-units | Homanshald & Skyttegård Members |
| Underlies | Robbedale Formation |
| Overlies | Bagå Formation |
| Lithology | |
| Primary | Claystone, mudstone, siltstone |
| Location | |
| Coordinates | 55°06′N 14°48′E / 55.1°N 14.8°E |
| Approximate paleocoordinates | 46°30′N 21°30′E / 46.5°N 21.5°E |
| Region | Bornholm |
| Country |  Denmark |
  Rabekke Formation (Denmark) | |
Fossil content edit
Dinosaurs edit
Small dromaeosaurid and indeterminate maniraptoran teeth have been uncovered in this formation. Sauropod tracks have also been found.[2]
Mammals edit
| Genus | Species | Location | Material | Description | Images |
|---|---|---|---|---|---|
| Sunnyodon[2] | S. notleyi | Bornholm, Denmark[2] | Tooth[2] |
|
Crocodylomorphs edit
| Genus | Species | Location | Material | Description | Images |
|---|---|---|---|---|---|
| Bernissartia[2] | B. sp[2] | Bornholm, Denmark[2] | Teeth[2] |
| |
| Goniopholis[2] | G. sp[2] | Bornholm, Denmark[2] | Teeth[2] |
| |
| Theriosuchus[2] | T. sp[2] | Bornholm, Denmark[2] | Teeth[2] |
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Birds edit
Small possible bird teeth have been identified in this formation.[2]
Turtles edit
Unidentified turtle carapaces have been recovered from the formation.[2]
Fish edit
Scales and jawbones of actinopterygian have been uncovered.[2]
Amphibians edit
Postcranial elements of amphibians have been identified.[2]
Lizards edit
See also edit
References edit
- ^ Rabekke Formation at Fossilworks.org
- ^ a b c d e f g h i j k l m n o p q r s t u v Milan, J.; Rasmussen, B.W.; Bonde, N. (2012). "Coprolites with prey remains from coprophagous organisms from the Lower Cretaceous (Late Berriasian) Jydegaard Formation of Bornholm, Denmark". New Mexico Museum of Natural History and Science. Bulletin. 57: 235–240.
Further reading edit
- F. Surlyk, J. Milàn, and N. Noe-Nygaard. 2008. Dinosaur tracks and possible lungfish aestivation burrows in a shallow coastal lake; lowermost Cretaceous, Bornholm, Denmark. Palaeogeography, Palaeoclimatology, Palaeoecology 267:292-304
- J. Lindgren, J. Rees, M. Siverson and G. Cuny. 2004. The first Mesozoic mammal from Scandinavia. GFF 126:325-330
- E. B. Koppelhus and D. J. Batten. 1992. Megaspore assemblages from the Jurassic and lowermost Cretaceous of Bornholm, Denmark. DGU, Danmarks Geologiske Undersogelse, Serie A 32:1-81