Illustration of ammonites swimming in the sea. Ammonites were marine invertebrates. They first appeared in the fossil record around 400 million years ago in the late Silurian and early Devonian periods and became extinct at the end of the Cretaceous period, 65 million years ago. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / MASATO HATTORI |
Bildgröße: | 7410 px × 4716 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |