Rabekke Formation

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 ~146–143 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
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	55.1°N 14.8°E / 55.1; 14.8
Approximate paleocoordinates	46.5°N 21.5°E / 46.5; 21.5
Region	Bornholm
Country	Denmark
Rabekke Formation (Denmark)

Fossil content

Dinosaurs

Small dromaeosaurid and indeterminate maniraptoran teeth have been uncovered in this formation. Sauropod tracks have also been found.[2]

Mammals

Genus	Species	Location	Material	Description	Images
Sunnyodon[2]	S. notleyi	Bornholm, Denmark[2]	Tooth[2]

Crocodylomorphs

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 Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon		Notes Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Birds

Small possible bird teeth have been identified in this formation.[2]

Turtles

Unidentified turtle carapaces have been recovered from the formation.[2]

Fish

Scales and jawbones of actinopterygian have been uncovered.[2]

Amphibians

Postcranial elements of amphibians have been identified.[2]

Lizards

Postcranial remains from lizards have been recovered.[2]

See also

• List of dinosaur-bearing rock formations
• List of fossiliferous stratigraphic units in Denmark

References

1. Rabekke Formation at Fossilworks.org
2. 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

• 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