Type Geological Formation Country Denmark Overlies Robbedale Formation | Unit of Nyker Group Region Bornholm | |
Underlies Arnager Greensand Formation Primary Claystone and Sandstone | ||
The Jydegaard Formation (also spelt as Jydegård) is a geological formation dating to the Early Cretaceous, about 145 to 140 million years ago. It is on the island of Bornholm, Denmark. Vertebrate fossils have been found in the formation.
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Vertebrates
Thin bone fragments have been uncovered that may belong to pterosaurs or birds.
Dinosaurs
A tooth possibly belonging to a juvenile titanosaur has been found in the formation.
Fish
Fish remains have been found in coprolites possibly belonging to the dromaeosaur Dromaeosauroides or marine turtles. Also, unidentified pycnodont jaws and two small stem-teleosteans have been uncovered. Amioid scales have also been revealed.
Turtles
Unidentified turtle carapaces have been uncovered in the Formation.
Lizards
A lower jaw from a lizard has been recovered from the formation.