Data Availability StatementThis content has no additional data. [15]. 2.?Material and methods (a) Material fossils (figure?1) were identified in a large sawn fragment of the Rhynie chert (about 5 5 cm). Open in a separate window Physique 1. Optical image of specimen. Any potential post-depositional ingress was removed from the large fragment of the chert,… Continue reading Data Availability StatementThis content has no additional data. [15]. 2.?Material and