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:
Systme silurien du centre de la Bohme Pl. . PI Pl Illustration biodiversitylibrary org title Barrande Joachim Perner Jaroslav Pota Felip Waagen Wilhelm Heinrich Biodiversity Heritage Library National Fossil Day Systme silurien du centre de la Bohme plates Bohemia Czech Republic Invertebrates Fossil Paleontology Silurian