Fossil of the extinct stingray Heliobatis radians. This specimen is around 45 million years old and was found in the Eocene rocks of the Green River formation,Wyoming,USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 4151 px × 4210 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |