Artwork of Orthoceras regulare. This animal was a nautiloid cephalopod that lived in the oceans during the mid-Ordovocian age, 470-460 million years ago. The name means 'straight horn'. It is related to the modern-day nautilus. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Garlick, Mark |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Restrictions : | - |