Belemnite fossil. Longitudinal section through a belemnite (Acrocoelites vulgaris) fossil showing the phragmocone,the chambered part of the cell. Specimen found in Alum Shales,Ravenscar,Yorkshire,UK. It dates to the Toarcian (183 to 175 million years ago) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 2386 px × 3662 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |