A cut and polished ammonite from Madagascar showing the gas flotation chambers separated by septa and infilled with yellow calcite | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Stammers, Sinclair |
Taille de l’image : | 7237 px × 4830 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |