Fern like frond of the extinct gymnosperm Neuropteris heterophylla,found in Clay Cross,Derbyshire,UK,dating from the Carboniferous period. Specimen held at the Natural History Museum,London,UK | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 2956 px × 2956 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |