Thin section through a part of the spine of an ichthyosaur (IMAGE)

University of Bonn

Thin section through a part of the spine of an ichthyosaur

Caption

from the Early Jurassic period (180 million years old) from Holzmaden in southern Germany. Embedding in the finely layered sludge on the sea floor ensures good preservation, which also includes the remains of the intervertebral disc between the vertebrae.

Credit

(c) Tanja Wintrich/Uni Bonn

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