Fossil branches of a genus of seed ferns with pinnules that are divided in rounded, sometimes nearly square, lobes. Provenance is Carboniferous (Westphalian B.) beds near Ibbenburen, in North Rhine-Westphalia, Germany. Actual width of sample is 105 mm. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5181 px × 3501 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |