Gyroptychius fossil. Gyroptychius is an extinct genus of osteolepiform lungfish that lived during the Devonian period. This lobe-finned, elongate fish measured 25 to 40 cm in length and lived in river waters where it was a fast predator. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5492 px × 3303 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |