Bone bed

A bone bed or bonebed (English " bone stock " ) accumulation of fossil bone fragments, teeth, scales, and coprolites ( " Knochenbrekzie "). Since the components of the later bonebeds were deposited in the moving shallow water, they are more or less rolled off strong.

A bonebed formed either by the absence of background sedimentation or subsequent leaching of the fine sediment or by Zusammenschwemmung the hard parts ( bioclasts ).

A well-known occurrence represents the Rhaetian - Liassic bonebed the Tübingen area, which is characteristic of the Keuper- Lias junction.