This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Pyritized Lloydolithus lloydi. Pyritized Lloydolithus lloydi fossil from lower Ordovician own original text created this work entirely by myself dlloyd en November Catfish Jim and the soapdish Original upload log en Bobamnertiopsis CommonsHelper page en Llloydi Catfish Jim and the soapdish bytes no Pyritised Lloydolithus