Fossilised remains of alga cells of Coelosphaeridium,approximately 7cm in width. Discovered in Ringsaker,Norway,it dates back to the Ordovician | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 2615 px × 3044 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |